阅读说明：本技术 一种可用于不同种类大米加工碾米装置 (Rice milling device capable of being used for processing different types of rice ) 是由 史自顺 刘德田 于 2019-10-15 设计创作，主要内容包括：本发明涉及大米加工设备技术领域,具体涉及一种可用于不同种类大米加工碾米装置,包括底板、撑板和箱体,撑板竖直固定在底板上表面的左右两端,箱体与两个撑板的上端相连接,箱体上表面设置有与箱体内部连通的米粒筛分箱,米粒筛分箱的上表面右端设置有进料斗,米粒筛分箱的内部活动设置有筛框,筛框左低右高倾斜设置；本发明通过改变碾米辊与圆筒筛之间的相对距离,从而改变碾米缝隙的大小,可适用于不同种类大米的加工；另外碾米缝隙由左往右减小,再通过米粒筛分箱将糙米筛分后落入碾米缝隙进行加工,减少了加工过程中的碎米,而且碾白去皮的效果更佳。(The invention relates to the technical field of rice processing equipment, in particular to a rice milling device capable of being used for processing different types of rice, which comprises a bottom plate, supporting plates and a box body, wherein the supporting plates are vertically fixed at the left end and the right end of the upper surface of the bottom plate; the rice milling device changes the size of a rice milling gap by changing the relative distance between the rice milling roller and the cylindrical sieve, and is suitable for processing different types of rice; in addition, the rice milling gap is reduced from left to right, the unpolished rice is screened by the rice grain screening box and then falls into the rice milling gap for processing, broken rice in the processing process is reduced, and the effect of whitening and peeling is better.)

1. The utility model provides a can be used to different kind rice processing rice milling equipment, includes bottom plate, fagging and box, its characterized in that: the rice grain screening box comprises a bottom plate, supporting plates, a box body, a screening frame, a horizontal section, a vibrating motor, a cam, a groove, a screen mesh and a motor, wherein the supporting plates are vertically fixed at the left end and the right end of the upper surface of the bottom plate, the box body is connected with the upper ends of the two supporting plates, the upper surface of the box body is provided with a rice grain screening box communicated with the interior of the box body, the right end of the upper surface of the rice grain screening box is provided with a feed hopper, the interior of the rice grain screening box is movably provided with the screening frame, the left side of the screening frame is obliquely arranged in a low-right-high mode, the right end of the screening frame is rotatably connected with an articulated element on the inner wall of the right side of the rice grain screening box, the left end of the screening frame, the vibrating motor is fixed on the left side of the rice grain screening box, the end;

the rice screening device is characterized in that connecting blocks are arranged on the inner walls of the left end and the right end of the box body respectively, a cylindrical screen is fixed through the connecting blocks, a feeding channel communicated with a rice screening box is arranged on the upper surface of the cylindrical screen, the opening of the feeding channel is larger than the opening of the lower end of the rice screening box, a plurality of strip-shaped screen holes are formed in the circumferential surface of the cylindrical screen, a rice milling roller is arranged inside the cylindrical screen, the rice milling roller is in a round platform shape with a narrow left side and a wide right side, round holes are formed in the left side wall and the right side wall of the cylindrical screen, rotating shafts penetrating through the round holes are arranged on the left side surface and the right side surface of the rice milling roller, a bearing sliding chamber is arranged in the center of the left side surface of the box body, a sliding bearing is arranged in the bearing sliding chamber, the rotating shaft penetrates through the, the bottom of each sliding groove is provided with a pressing strip, a box body positioned at the sliding groove is in threaded connection with a pressing bolt abutted against the pressing strip, a fixed bearing is arranged at the center of the movable baffle, a first gear is arranged at the end part of the rotating shaft on the right side, which penetrates through the fixed bearing, a horizontal plate is arranged at the lower end of the right side face of the movable baffle, a rotating motor is fixed on the horizontal plate, a second gear meshed with the first gear is arranged on an output shaft of the rotating motor, an air cylinder is arranged on the inner wall of the right side of the box body, and the end part of a piston rod of the air cylinder is connected with the movable baffle;

the box that is located under the drum sieve is provided with out the hopper, install the suction fan on the base, the tip that the exhaust column on the suction fan stretched into out in the hopper is provided with the suction hood, the air outlet of suction fan is provided with the exhaust pipe of wearing out the fagging.

2. A rice milling device for processing rice of different types according to claim 1, which is characterized in that: rotate on the left side inner wall of play hopper and be provided with the stock guide, be provided with the spring between stock guide lower surface and the left side inner wall of play hopper.

3. A rice milling device for processing rice of different types according to claim 1, which is characterized in that: the arrangement modes of the strip-shaped sieve holes on the cylindrical sieve comprise three types, namely vertical arrangement, horizontal arrangement and inclined arrangement.

4. A rice milling device for processing rice of different types according to claim 1, which is characterized in that: a layer of filter screen is arranged on the dust collection cover, and the filter holes of the filter screen are smaller than the cross section of the rice.

5. A rice milling device for processing rice of different types according to claim 1, which is characterized in that: two reinforcing ribs are arranged on the right side surface of the box body.

6. A rice milling device for processing rice of different types according to claim 1, which is characterized in that: the angle of the circular truncated cone inclined plane of the rice milling roller is 0.5-1 degrees.

7. A rice milling device for processing rice of different types according to claim 1, which is characterized in that: the horizontal width of the sliding grooves in the peripheral side walls of the box body is 5-10 cm.

Technical Field

The invention relates to the technical field of rice processing equipment, in particular to a rice milling device capable of being used for processing different types of rice.

Background

Rice is a finished product prepared by rice through the procedures of cleaning, hulling, milling, finishing and the like. The rice milling is to peel and whiten the brown rice by mechanical acting force generated by mechanical equipment, and the mechanical equipment is called a rice mill. However, the rice is various in types, for example, northeast rice, which is called pearl rice with a rich grain and a cross section of nearly circular shape, southern rice, which is mainly Thailand scented rice, has a long and thin grain or an oval grain. Therefore, in the conventional rice processing process, it is required to process it using different rice mills. In addition, gaps between the rice milling rollers and the cylindrical sieve in the existing rice mill are the same, the grain sizes of the brown rice are different, the brown rice with larger grains is easy to be crushed in the rice milling process, and the rice crushing rate is increased; the brown rice with smaller particles can not be completely peeled and whitened in the rice milling process, so the rice milling effect is influenced.

The utility model with the patent number of CN205613459U discloses a rice milling device, which comprises a rice hopper, a feeding mechanism, a transmission mechanism, a rice milling mechanism and a power mechanism; the feeding mechanism is provided with a feeding hole, the rice hopper is connected with the feeding hole, the feeding hole is communicated with the transmission mechanism, and a feeding valve is arranged between the feeding hole and the transmission mechanism; the transmission mechanism comprises a transmission pipeline and a spiral transmission shaft arranged in the transmission pipeline; the rice milling mechanism comprises a working chamber, a rice milling screen and a rice milling shaft, the working chamber is communicated with one end of the transmission pipeline, and the rice milling shaft and the spiral transmission shaft are coaxially arranged and synchronously move; the power mechanism is connected with the transmission mechanism; although the rice milling device can realize automatic feeding and conveying of rice to be milled, the rice milling rate is high in the rice milling process, different kinds of rice cannot be processed, and the application range is limited.

The invention discloses a rice mill with a patent number of CN106914299A, which comprises a frame, a feed hopper, a machine head, a headstock, a fan, a protective cover and a motor; the feeding hopper is positioned above the machine head, the whole body of the machine head connected with the headstock is fixed on the frame, and the motor is arranged inside the frame; the machine head part comprises a belt pulley, a feeding bearing body, a rice milling shaft roller, a cylindrical rice sieve, a rice milling chamber outer shell, a bucket seat and a rice discharging adjusting device; a rice milling shaft roller is arranged in the feeding bearing body, one end of the rice milling shaft roller extends out of the feeding bearing body and is connected with a belt pulley, and the other end of the rice milling shaft roller is arranged in a cylindrical rice sieve in a rice milling chamber shell; although the problems of high power consumption and large load of the conventional rice mill are solved, different kinds of rice cannot be processed, and the rice crushing rate is high, so that the rice processing cost is increased. Therefore, aiming at the defects of the prior art, the invention provides a rice milling device with low rice crushing rate, which can be used for processing different kinds of rice, and solves the technical problem to be solved.

Disclosure of Invention

The invention aims to solve the technical problem of designing a rice milling device for rice processing, which can be suitable for different types of rice and can reduce the broken rice rate in the rice milling process.

The invention is realized by the following technical scheme:

the utility model provides a can be used to different kind rice processing rice milling equipment, includes bottom plate, fagging and box, the fagging is vertical to be fixed at the left and right sides both ends of bottom plate upper surface, the box is connected with the upper end of two faggings, the box upper surface is provided with the rice grain screening case that communicates with the box inside, the upper surface right-hand member of rice grain screening case is provided with the feeder hopper, the inside activity of rice grain screening case is provided with the reel, the high slope setting in the low right side of reel left side, the right-hand member of reel and the articulated elements on the right side inner wall of rice grain screening case rotate to be connected, the left end of reel is provided with the horizontal segment, is located the left side of rice grain screening case is fixed with vibrating motor, the end connection that vibrating motor's output shaft passed rice screening case left side wall has the cam, the lower surface of horizontal segment is provided with the recess with cam matched with, the sizes of the sieve pores in the sieve are gradually reduced from left to right;

the rice screening device is characterized in that connecting blocks are arranged on the inner walls of the left end and the right end of the box body respectively, a cylindrical screen is fixed through the connecting blocks, a feeding channel communicated with a rice screening box is arranged on the upper surface of the cylindrical screen, the opening of the feeding channel is larger than the opening of the lower end of the rice screening box, a plurality of strip-shaped screen holes are formed in the circumferential surface of the cylindrical screen, a rice milling roller is arranged inside the cylindrical screen, the rice milling roller is in a round platform shape with a narrow left side and a wide right side, round holes are formed in the left side wall and the right side wall of the cylindrical screen, rotating shafts penetrating through the round holes are arranged on the left side surface and the right side surface of the rice milling roller, a bearing sliding chamber is arranged in the center of the left side surface of the box body, a sliding bearing is arranged in the bearing sliding chamber, the rotating shaft penetrates through the, the bottom of each sliding groove is provided with a pressing strip, a box body positioned at the sliding groove is in threaded connection with a pressing bolt abutted against the pressing strip, a fixed bearing is arranged at the center of the movable baffle, a first gear is arranged at the end part of the rotating shaft on the right side, which penetrates through the fixed bearing, a horizontal plate is arranged at the lower end of the right side face of the movable baffle, a rotating motor is fixed on the horizontal plate, a second gear meshed with the first gear is arranged on an output shaft of the rotating motor, an air cylinder is arranged on the inner wall of the right side of the box body, and the end part of a piston rod of the air cylinder is connected with the movable baffle;

the box that is located under the drum sieve is provided with out the hopper, install the suction fan on the base, the tip that the exhaust column on the suction fan stretched into out in the hopper is provided with the suction hood, the air outlet of suction fan is provided with the exhaust pipe of wearing out the fagging.

As a further improvement of the technical scheme, a material guide plate is arranged on the inner wall of the left side of the discharging hopper in a rotating mode, and a spring is arranged between the lower surface of the material guide plate and the inner wall of the left side of the discharging hopper, so that the milled rice falls close to the dust hood, and the rice and the bran are separated more easily.

As a further improvement of the above technical solution, the arrangement of the strip-shaped screen holes on the cylindrical screen includes three arrangements, i.e., vertical arrangement, horizontal arrangement and inclined arrangement, but is not limited to the above three arrangements.

As a further improvement of the technical scheme, the dust collection cover is provided with the filter screen, and the filter holes of the filter screen are smaller than the cross section of the rice, so that the rice is prevented from being drawn away while bran is adsorbed, and waste is avoided.

As a further improvement of the technical scheme, the two reinforcing ribs are arranged on the right side face of the box body, so that the stability of the right side face of the box body is ensured, and the cylinder is fixed more firmly.

As a further improvement of the technical scheme, the angle of the circular truncated cone inclined plane of the rice milling roller is 0.5-1 degrees, so that a rice milling gap between the rice milling roller and the cylindrical sieve is in a reasonable range.

As a further improvement of the technical scheme, the horizontal width of the sliding grooves in the peripheral side wall of the box body is 5-10 cm, the moving baffle is pushed by the air cylinder to move 5-10 cm to the left side along the sliding grooves, and therefore the rice milling gap between the rice milling roller and the cylindrical sieve is integrally reduced, and the rice milling roller is suitable for whitening and peeling different rice.

Has the advantages that: according to the rice milling device, the rice milling roller is arranged into a round table shape with a narrow left part and a wide right part, so that a rice milling gap between the rice milling roller and the cylindrical sieve is gradually reduced from left to right, meanwhile, the rice grain screening box is arranged between the feed hopper and the box body, brown rice falling on the screen is screened through the vibrating motor, so that small grains fall into the right end of the rice milling gap from a small sieve hole at the right end, and large grains fall into the left end of the rice milling gap from a large sieve hole at the left end, and therefore the rice crushing rate in the process of milling and peeling the brown rice is reduced, and the rice milling effect is better; in addition, the movable baffle is pushed by the air cylinder to move left and right, so that the relative position of the rice milling roller in the circular table sieve is changed, the rice milling gap between the rice milling roller and the circular table sieve is integrally changed, the rice milling device is suitable for northeast rich rice with rice grains and processing rice with slender grains, and the application range is wider.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the internal plan structure of the present invention;

FIG. 3 is a top view of the interior of the rice grain sifting bin of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2;

FIG. 5 is an enlarged view of the structure at B in FIG. 2;

FIG. 6 is a schematic perspective view of a cylindrical screen according to the present invention;

fig. 7 is a schematic perspective view of the rice milling roller of the present invention.

Wherein, 1-bottom plate, 2-supporting plate, 3-box, 4-rice screening box, 5-feeding hopper, 6-screen frame, 7-hinged part, 8-vibrating motor, 9-cam, 10-cylinder screen, 11-feeding channel, 12-rice milling roller, 13-rotating shaft, 14-bearing sliding chamber, 15-sliding bearing, 16-moving baffle, 17-first gear, 18-horizontal plate, 19-rotating motor, 20-second gear, 21-cylinder, 22-reinforcing rib, 23-discharging hopper, 24-suction fan, 25-dust hood, 26-filtering screen, 27-exhaust pipe, 28-guide plate, 29-spring;

101-strip-shaped sieve pores;

301-connecting block, 302-sliding groove, 303-pressing strip and 304-pressing bolt;

601-screen, 602-groove.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in figures 1-6, the rice milling device for processing different kinds of rice comprises a main structure including a bottom plate 1, supporting plates 2 and a box body 3, wherein the supporting plates 2 are vertically fixed at the left end and the right end of the upper surface of the bottom plate 1, and the box body 3 is fixed on the two supporting plates 2. Be provided with the grain of rice screening case 4 with the inside intercommunication of box 3 on box 3 upper surface, the upper surface right-hand member of grain of rice screening case 4 is provided with feeder hopper 5, the inside activity that is located grain of rice screening case 4 is provided with reel 6, and the high slope setting in the low right side in reel 6 left side, the right-hand member of reel 6 is rotated through articulated elements 7 on the right side inner wall of grain of rice screening case 4 and is connected, left end at reel 6 is provided with the horizontal segment (not mark in the picture), the lower surface of its horizontal segment is seted up flutedly 602, left side at grain of rice screening case 4 is fixed with vibrating motor 8, the end connection that the output shaft of vibrating motor 8 passed grain of rice screening case 4 left side wall has cam 9, its cam 9 cooperatees with flutedly and realizes the vibration of reel 6 with flutedly. Be provided with screen cloth 601 in reel 6, wherein the size of sieve mesh reduces by a left side to right side gradually in screen cloth 601, and screen cloth 601 can be changed according to the rice kind of processing, in the rice of assurance processing, and the tiny particle part falls from the tiny sieve mesh of right-hand member, and the large granule part falls from the big sieve mesh of left end.

All be provided with connecting block 301 on the both ends inner wall about box 3, be fixed with cylinder sieve 10 through connecting block 301, wherein connecting block 301 can be the metal block, realizes welded fastening with cylinder sieve 10. The upper surface of the cylinder screen 10 is provided with a feed channel 11 communicated with the rice grain screening box 4, and the opening of the feed channel 11 is larger than the opening at the lower end of the rice grain screening box 4, so that the brown rice falling from the rice grain screening box 4 is prevented from leaking from the interface. The circumferential surface of the cylindrical screen 10 is provided with a plurality of strip-shaped screen holes 101, wherein the arrangement of the strip-shaped screen holes 101 on the cylindrical screen 10 includes three arrangements, i.e., a vertical arrangement, a horizontal arrangement and an inclined arrangement, but is not limited to the above three arrangements, and the inclined arrangement is shown in fig. 6. A rice milling roller 12 is arranged at the central position inside the cylindrical sieve 10, wherein the rice milling roller 12 is in a circular truncated cone shape with a narrow left part and a wide right part, and the angle of the inclined surface of the circular truncated cone of the rice milling roller 12 is 0.5-1 degrees. Round holes (not shown in the figure) are formed in the left side wall and the right side wall of the cylindrical screen 10, rotating shafts 13 penetrating through the round holes are arranged on the left side surface and the right side surface of the rice milling roller 12, a bearing sliding chamber 14 is arranged in the center of the left side surface of the box body 3, a sliding bearing 15 is arranged in the bearing sliding chamber 14, and the left rotating shaft 13 penetrates through the left side wall of the box body 3 and is connected with the bearing 15. A movable baffle 16 is arranged in the box body at the right side of the cylindrical screen 10, sliding grooves 302 are arranged on the peripheral side wall of the box body 3 at the position of the movable baffle 16, wherein the horizontal width of the sliding grooves 302 is 5-10 cm, pressing strips 303 are arranged at the bottoms of the sliding grooves 302, pressing bolts 304 which are abutted to the pressing strips 303 are screwed on the box body 3 at the position of the sliding grooves 302, a fixed bearing (not marked in the figure) is arranged at the center of the movable baffle 16, a first gear 17 is arranged at the end part of a right rotating shaft 13 which penetrates through the fixed bearing, a horizontal plate 18 is fixed at the lower end of the right side surface of the movable baffle 16, a rotating motor 19 is fixed on the horizontal plate 18, a second gear 20 which is meshed with the first gear 17 is arranged on an output shaft of the rotating motor 19, an air cylinder 21 is arranged on the inner wall of the right side of the box body 3, the end part of, the movable baffle 16 can move in the sliding groove 302, and in order to ensure the stability of the right side surface of the box body 3 and ensure that the cylinder 21 is fixed more firmly, two reinforcing ribs 22 are arranged on the right side surface of the box body 3.

A discharge hopper 23 is arranged on the box body 3 which is positioned under the cylindrical screen 10, a suction fan 24 is arranged on the base 1, a suction pipe (not marked in the figure) on the suction fan 24 extends into the end part of the discharge hopper 23 and is provided with a dust hood 25, a layer of filter screen 26 is arranged on the dust hood 25, wherein the filter hole of the filter screen 26 is smaller than the cross section of the rice, and an exhaust pipe 27 penetrating out of the supporting plate 2 is arranged at the air outlet of the suction fan 24.

Finally, in order to enable the milled rice to fall close to the dust hood 25 and enable the rice and the bran to be separated more easily, a material guide plate 28 is arranged on the inner wall of the left side of the discharging hopper 23 in a rotating mode, a spring 29 is arranged between the lower surface of the material guide plate 28 and the inner wall of the left side of the discharging hopper 23, when the left side of the discharging hopper 23 discharges more rice, the material guide plate 28 is pressed down, the size of the discharging port is changed, and the discharging speed of the rice is adjusted automatically.

One specific implementation application of the invention is as follows:

when the invention is used for whitening and peeling the northeast rice, the piston rod of the air cylinder 21 is shortened, so that the movable baffle plate 16 moves to the rightmost end along the chute 302, and the rice milling roller 12 is also positioned at the rightmost end inside the cylindrical sieve 10, therefore, the rice milling gap between the rice milling roller 12 and the cylindrical sieve 10 is the largest, and the invention is suitable for processing the northeast rice with abundant grains. Sufficient brown rice is added into the feed hopper 5, the brown rice falls on the screen 601 at the right end of the screen frame 6 along with the brown rice, the size of the screen hole of the screen 301 is gradually reduced from left to right, in addition, the driving of the vibrating motor 8 is realized, the small-particle brown rice falls into the right end of the rice milling gap from the screen 601 at the right end, the large-particle brown rice falls into the left end of the rice milling gap from the screen 601 at the left end, when the rice is milled and peeled, the large rice milling gap acts on the large-particle brown rice, and the small rice milling gap acts on the small-particle brown rice, so that a large amount of broken rice cannot be caused by the undersize gap of the rice milling, and incomplete rice milling cannot be caused by the overla.

The processed rice falls from the discharge hopper 23, and when the left end discharges more rice, the rice is guided to one side of the dust hood under the action of the guide plate 28, and then the separation between the rice and the bran is realized through the suction fan 24.

When the method is used for whitening and peeling Thailand jasmine rice, the screen 601 with the smaller aperture is replaced, the pressing bolt 304 is loosened by the wrench, then the air cylinder 21 is started, the piston rod of the air cylinder 21 is extended, the movable baffle 16 moves 5-10 cm leftwards along the sliding groove 302, so that a rice milling gap between the rice milling roller 12 and the cylindrical sieve 10 is reduced to a size suitable for processing Thailand jasmine rice, the movable baffle 16 is fixed by screwing the pressing bolt 304 by the wrench, and finally other steps are the same as those for processing northeast China jasmine rice.

The rice milling device changes the size of a rice milling gap by changing the relative distance between the rice milling roller and the cylindrical sieve, and is suitable for processing different types of rice; in addition, the rice milling gap is reduced from left to right, the unpolished rice is screened by the rice grain screening box and then falls into the rice milling gap for processing, broken rice in the processing process is reduced, and the effect of whitening and peeling is better.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.