Prefabricated building wall door and window reserved opening supporting die and using method thereof

文档序号:1959904 发布日期:2021-12-14 浏览:24次 中文

阅读说明:本技术 一种装配式建筑墙体门窗预留口支撑模具及其使用方法 (Prefabricated building wall door and window reserved opening supporting die and using method thereof ) 是由 罗光辉 赵大伟 王长波 于 2021-09-08 设计创作,主要内容包括:本发明公开了一种装配式建筑墙体门窗预留口支撑模具及其使用方法,包括支撑在窗口位置的加固机构和横梁支撑器,加固机构的外侧装配有角支撑器,角支撑器的内侧装配有补位装置,本发明设置了一种带有一种主要作为装配式建筑墙体窗口定型的支撑模具和辅助支撑器具,在使用时,通过液压杆以及配套的液压机结构,带动液压杆的伸缩,将窗口位置的模具板支撑贴合在装配式建筑墙体的内侧,以保证最稳定和最快捷的调节效果,并且在浇筑完成后,也能够快速的有动力拆除,并使用厂房内常用的搬运设备搬运,相比于现有的采用螺杆螺管式结构的支撑结构来说,本发明具有操作简单,支撑和拆卸方便,效率高的优点。(The invention discloses a supporting mould for a reserved opening of a door and window of an assembly type building wall and a using method thereof, and the supporting mould comprises a reinforcing mechanism and a beam supporter which are supported at a window position, wherein an angle supporter is assembled at the outer side of the reinforcing mechanism, and a position supplementing device is assembled at the inner side of the angle supporter. The support and the disassembly are convenient, and the efficiency is high.)

1. The utility model provides an assembled building wall door and window reserves a mouthful support mould, includes support reinforcing mechanism (1) in the window position, its characterized in that: the outer side of the reinforcing mechanism (1) is provided with a corner support (2), and the inner side of the corner support (2) is provided with a position supplementing device (3); the reinforcing mechanism (1) comprises a base (11), a pair of first hydraulic rods (14) which are arranged oppositely and outwards are assembled at the top end of the base (11), the corner support (2) comprises a first positioning piece (22) and a second positioning piece (24), and third hydraulic rods (23) are assembled on the inner sides of the first positioning piece (22) and the second positioning piece (24);

the position supplementing device (3) comprises a shell (31), the outer side of the shell (31) is provided with an inflation tube structure, the outer side of the shell (31) is provided with a corrugated tube (32), the outer side of the corrugated tube (32) is provided with a positioning plate (33), and the outer surface of the right positioning plate (33) of the inflated corrugated tube (32) is flush with the outer surfaces of the first positioning piece (22) and the second positioning piece (24);

when a window with long span or a high doorway is supported, a cross beam support device (4) needs to be assembled in an auxiliary mode on the basis of the auxiliary of a reinforcing mechanism (1) and a corner support device (2), the cross beam support device (4) comprises a support pipe (41), a lifting rod (42) capable of lifting is sleeved inside the support pipe (41), a fourth hydraulic rod (43) is assembled between the lifting rod (42) and the inner side of the support pipe (41), and a fixing seat (410) capable of rotating and lifting is assembled on the outer sides of the support pipe (41) and the support pipe (42);

and a controller for providing hydraulic oil input and output for the hydraulic rod is arranged outside the base (11).

2. The prefabricated building wall door and window reserved opening supporting die as claimed in claim 1, wherein the prefabricated building wall door and window reserved opening supporting die comprises: the top of base (11) is equipped with and is used for preventing that first hydraulic stem (14) from being pounded protection casing (12), the upper surface welding of protection casing (12) has insertion transport frame (13).

3. The prefabricated building wall door and window reserved opening supporting die as claimed in claim 2, wherein the prefabricated building wall door and window reserved opening supporting die comprises: the middle part upper surface of protection casing (12) is equipped with second hydraulic stem (17), the surface of second hydraulic stem (17) is equipped with sleeve pipe (15), the inner wall surface of sleeve pipe (15) has cup jointed elevator pipe (16), the bottom assembly of elevator pipe (16) is at second hydraulic stem (17), the top welding of elevator pipe (16) has eyelidretractor (18).

4. The prefabricated building wall door and window reserved opening supporting die as claimed in claim 3, wherein the prefabricated building wall door and window reserved opening supporting die comprises: the inboard skin weld of first setting element (22) has connecting piece (21), the displacement end at first hydraulic stem (14) is assembled in connecting piece (21), third hydraulic stem (23) assembly is at the upper surface of connecting piece (21), the inboard welding in top of second setting element (24) has slide bar (25), slide bar (25) cup joint the internal surface at eyelidretractor (18).

5. The prefabricated building wall door and window reserved opening supporting die as claimed in claim 1, wherein the prefabricated building wall door and window reserved opening supporting die comprises: the side surface of the shell (31) is provided with a vent hole (36), and the inner surface of the vent hole (36) is provided with an air duct for communication.

6. The prefabricated building wall door and window reserved opening supporting die as claimed in claim 1, wherein the prefabricated building wall door and window reserved opening supporting die comprises: the outer side edge of the shell (31) is welded with a first screw rod (37) and a second screw rod (38) respectively.

7. The prefabricated building wall door and window reserved opening supporting die as claimed in claim 1, wherein the prefabricated building wall door and window reserved opening supporting die comprises: the inside of bellows (32) is equipped with spacing pipe (34), and spacing pipe (34) welding is at the surface of shell (31), the internal surface of spacing pipe (34) has cup jointed gag lever post (35) and has welded the inside surface of locating plate (33).

8. The prefabricated building wall door and window reserved opening supporting die as claimed in claim 1, wherein the prefabricated building wall door and window reserved opening supporting die comprises: connecting axle (44) have been welded respectively to the outside end of stay tube (41) and lifter (42), meshing axle (45) have been welded to the outside end of connecting axle (44), spiral spout (46) have been seted up to the surface of meshing axle (45), meshing strip (47) have been cup jointed to the internal surface of spout (46), the outer skin weld of meshing strip (47) has stand pipe (48), the inboard end welding of stand pipe (48) has stationary blade (49), the bottom welding of stationary blade (49) has reinforcing rod (411), the lower surface welding of reinforcing rod (411) and stand pipe (48) is at the upper surface of fixing base (410).

9. The use method of the prefabricated building wall door and window reserved opening supporting mold based on any one of claims 1 to 8 comprises the following steps:

step A: the reinforcing mechanism (1) provided with the corner support (2) is placed at a preset position by using external carrying equipment and an inserting and conveying frame (13), and is assembled at a reserved opening position of a window of a wall body mould according to actual use conditions, and a proper installation mode is selected according to different structures of a cover plate of the window of the mould, wherein the preferable installation mode is bolt installation, and the main fixed position is arranged on the lower surface of a base (11);

and B: starting a master controller which is respectively assembled outside the first hydraulic rod (14), the second hydraulic rod (17) and the third hydraulic rod (23) and used for the hydraulic machine to work, driving hydraulic oil to be input and output inside the first hydraulic rod (14), the second hydraulic rod (17) and the third hydraulic rod (23) by using the master controller, and controlling the positions of the first positioning piece (22) and the second positioning piece (24);

and C: assembling a plurality of sets of position supplementing devices (3) with proper length into a whole through air guide pipes and nuts, wherein during assembly, after the position supplementing devices (3) at the top and the first screw rods (37) and the second screw rods (38) at the outer sides of the position supplementing devices (3) at the bottom are butted, the nut is screwed for positioning, then the position supplementing devices (3) with proper length assembled are placed at the gap between the first positioning piece (22) and the second positioning piece (24), the outer quick connector is connected to the inside of the shell (31) for inflating the shell, and after inflation, the positioning plate (33) is supplemented to the inner side of the outer side window, so that a stable supporting effect is ensured;

step D: and finally, selectively supplementing a beam support (4) in the middle of the longer position of the window according to the span of the window, and finally pouring.

Technical Field

The invention relates to the field of production of assembly type building walls, in particular to a support mold for a reserved opening of a door and a window of an assembly type building wall and a using method thereof.

Background

The assembly type building is a building which is formed by transferring a large amount of field operation work in the traditional building mode to a factory, processing and manufacturing building components and accessories (such as floor slabs, wall plates, stairs, balconies and the like) in the factory, transporting the components and accessories to a building construction site, and assembling and installing the components and the accessories on the site in a reliable connection mode;

the prefabricated building mainly comprises a prefabricated concrete structure, a steel structure, a modern wood structure building and the like, and is a representative of a modern industrial production mode due to the adoption of standardized design, factory production, assembly construction, informatization management and intelligent application;

because the window of wall body all needs to predetermine the window according to the drawing, consequently can assemble a set of apron that seals the window in the window reservation position of wall body mould, and use many sets of screw rods and solenoid structural support, guarantee the design of window, perhaps use the mode of welded steel bar isotructure to form fixed window mould, use and get up and need two at least workman in both sides, one end control supports the stability of utensil, other end control regulation length supports, therefore the operation process is loaded down with trivial details troublesome, the support efficiency is very low, also need pay attention to during the dismantlement, from last to dismantling down in proper order, avoid the top to support the utensil and drop and take place danger, consequently, it is very troublesome in the in-process of installation and dismantlement, in view of above problem, especially provide an assembled building wall body door and window reservation mouth support mould and its application method.

Disclosure of Invention

The invention aims to provide a prefabricated building wall door and window reserved opening supporting die and a using method thereof, and aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a prefabricated building wall door and window reserved opening supporting die comprises a reinforcing mechanism supported at a window position, wherein an angle supporter is assembled on the outer side of the reinforcing mechanism, and a position supplementing device is assembled on the inner side of the angle supporter; the reinforcing mechanism comprises a base, a pair of first hydraulic rods arranged in an opposite and outward mode is assembled at the top end of the base, the corner support comprises a first positioning piece and a second positioning piece, and third hydraulic rods are assembled on the inner sides of the first positioning piece and the second positioning piece;

the position supplementing device comprises a shell, an inflation pipe structure is assembled on the outer side of the shell, a corrugated pipe is assembled on the outer side of the shell, a positioning plate is assembled on the outer side of the corrugated pipe, and the outer surface of the positioning plate on the right side of the inflated corrugated pipe is flush with the outer surfaces of the first positioning piece and the second positioning piece;

when a window with long span or a high doorway is supported, a cross beam support device needs to be assembled in an auxiliary mode on the basis of the auxiliary of a reinforcing mechanism and a corner support device, the cross beam support device comprises a supporting tube, a lifting rod capable of lifting is sleeved inside the supporting tube, a fourth hydraulic rod is assembled between the lifting rod and the inner side of the supporting tube, and fixed seats capable of rotating and lifting are assembled on the outer sides of the supporting tube and the supporting tube;

and a controller for providing hydraulic oil input and output for the hydraulic rod is arranged outside the base.

Preferably, the top of base is equipped with the protection casing that is used for preventing first hydraulic stem from being pounded, the upper surface welding of protection casing has the insertion and transport frame.

Preferably, the middle part upper surface of protection casing is equipped with the second hydraulic stem, the surface of second hydraulic stem is equipped with the sleeve pipe, sheathed tube inner wall surface has cup jointed the fall way, the bottom assembly of fall way is at the second hydraulic stem, the top welding of fall way has the eyelidretractor.

Preferably, the inboard surface welding of first setting element has the connecting piece, the connecting piece assembly is held at the displacement of first hydraulic stem, the third hydraulic stem assembly is at the upper surface of connecting piece, the inboard welding in top of second setting element has the slide bar, the slide bar cup joints the internal surface at the eyelidretractor.

Preferably, the lateral surface of the shell is provided with a vent hole, and the inner surface of the vent hole is provided with an air duct for communication.

Preferably, the outer edge of the shell is welded with a first screw and a second screw respectively.

Preferably, the inner side of the corrugated pipe is provided with a limiting pipe, the limiting pipe is welded on the outer surface of the shell, and the inner surface of the limiting pipe is sleeved with a limiting rod and welded on the inner side surface of the positioning plate.

Preferably, the supporting tube and the lifting rod are respectively welded at the outer side ends, the meshing shaft is welded at the outer side end of the connecting shaft, the outer surface of the meshing shaft is provided with a spiral sliding groove, the inner surface of the sliding groove is sleeved with a meshing strip, the outer surface of the meshing strip is welded with a guide tube, a fixing sheet is welded at the inner side end of the guide tube, a reinforcing rod is welded at the bottom end of the fixing sheet, and the lower surfaces of the reinforcing rod and the guide tube are welded on the upper surface of the fixing seat.

A use method of a support mold for a reserved opening of a wall door and window of an assembly type building comprises the following steps:

step A: the reinforcing mechanism provided with the corner supports is placed at a preset position by using external carrying equipment and an inserting and conveying frame, the reinforcing mechanism is assembled at a reserved opening position of a window of a wall body mould according to actual use conditions, and a proper installation mode is selected according to different structures of a cover plate of the window of the mould, wherein the preferable installation mode is bolt installation, and the main fixed position is arranged on the lower surface of the base;

and B: starting a master controller which is respectively assembled outside the first hydraulic rod, the second hydraulic rod and the third hydraulic rod and used for the hydraulic machine to work, driving hydraulic oil to be input and output inside the first hydraulic rod, the second hydraulic rod and the third hydraulic rod by using the master controller, and controlling the positions of the first positioning piece and the second positioning piece;

and C: assembling a plurality of sets of position supplementing devices with proper length into a whole through an air guide pipe and a nut, wherein during assembly, after the position supplementing devices at the top and the first screw and the second screw outside the position supplementing devices at the bottom are butted, the position supplementing devices are in threaded connection with the nut for positioning, then the position supplementing devices assembled with proper length are placed at the gap between the first positioning piece and the second positioning piece and are connected to the inside of the shell through an external quick connector for inflating, and after inflation, the positioning plates are supplemented to the inner side of the outer side window, so that a stable supporting effect is ensured;

step D: and finally, selectively supplementing a beam support in the middle of the longer position of the window according to the span of the window, and finally pouring.

Compared with the prior art, the invention has the beneficial effects that: the invention is provided with a supporting die and an auxiliary supporting device which are mainly used for shaping the window of the assembly type building wall body, when the supporting die and the auxiliary supporting device are used, the hydraulic rod is driven to stretch by a hydraulic rod and a matched hydraulic press structure, and a die plate at the window position is supported and attached to the inner side of the assembly type building wall body, so that the most stable and rapid adjusting effect is ensured, and the supporting die and the auxiliary supporting device can be rapidly disassembled with power after pouring is finished and can be transported by using common transporting equipment in a factory.

Drawings

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

FIG. 2 is an assembly schematic of the present invention;

FIG. 3 is a cutaway assembly view of the reinforcement mechanism of the present invention;

FIG. 4 is a sectional view of the angle support of the present invention;

FIG. 5 is a sectional assembly view of the position compensating device of the present invention;

FIG. 6 is a cutaway assembled view of the cross beam support of the present invention;

fig. 7 is a sectional assembly view of the base structure of the present invention.

In the figure: 1. the reinforcing mechanism comprises a reinforcing mechanism 11, a base 12, a protective cover 13, an inserting and transporting frame 14, a first hydraulic rod 15, a sleeve 16, an elevating pipe 17, a second hydraulic rod 18, a support 2, a corner support 21, a connecting piece 22, a first positioning piece 23, a third hydraulic rod 24, a second positioning piece 25, a sliding rod 3, a position supplementing device 31, a shell 32, a corrugated pipe 33, a positioning plate 34, a limiting pipe 35, a limiting rod 36, a vent hole 37, a first screw rod 38, a second screw rod 4, a cross beam support 41, a supporting pipe 42, an elevating rod 43, a fourth hydraulic rod 44, a connecting shaft 45, a meshing shaft 46, a sliding groove 47, a meshing strip 48, a guide pipe 49, a fixing piece 410, a fixing seat 411 and a reinforcing rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

Referring to fig. 1-7, the present invention provides a technical solution: a prefabricated building wall door and window reserved opening supporting die comprises a reinforcing mechanism 1 supported at a window position, wherein an angle support 2 is assembled on the outer side of the reinforcing mechanism 1, and a position supplementing device 3 is assembled on the inner side of the angle support 2; the reinforcing mechanism 1 comprises a base 11, a pair of first hydraulic rods 14 which are arranged oppositely towards the outside are assembled at the top end of the base 11, the corner support 2 comprises a first positioning piece 22 and a second positioning piece 24, and a third hydraulic rod 23 is assembled at the inner sides of the first positioning piece 22 and the second positioning piece 24;

the position supplementing device 3 comprises a shell 31, an inflation pipe structure is assembled on the outer side of the shell 31, a corrugated pipe 32 is assembled on the outer side of the shell 31, a positioning plate 33 is assembled on the outer side of the corrugated pipe 32, and the outer surface of the right positioning plate 33 of the inflated corrugated pipe 32 is flush with the outer surfaces of the first positioning piece 22 and the second positioning piece 24;

when a window with a long span or a high doorway is supported, the cross beam support 4 needs to be assembled in an auxiliary manner on the basis of the reinforcement mechanism 1 and the corner supports 2, the cross beam support 4 comprises a support pipe 41, a lifting rod 42 capable of lifting is sleeved inside the support pipe 41, a fourth hydraulic rod 43 is assembled between the lifting rod 42 and the inner side of the support pipe 41, and a fixing seat 410 capable of rotating and lifting is assembled on the outer sides of the support pipe 41 and the support pipe 42;

the invention is provided with a supporting die and an auxiliary supporting device which are mainly used for shaping the window of the assembly type building wall body, when the supporting die and the auxiliary supporting device are used, the hydraulic rod is driven to stretch by a hydraulic rod and a matched hydraulic press structure, and a die plate at the window position is supported and attached to the inner side of the assembly type building wall body, so that the most stable and rapid adjusting effect is ensured, and the supporting die and the auxiliary supporting device can be rapidly disassembled with power after pouring is finished and can be transported by using common transporting equipment in a factory.

Specifically, the top end of the base 11 is equipped with the protection casing 12 for preventing the first hydraulic rod 14 from being smashed, the upper surface of the protection casing 12 is welded with the insertion frame 13, the outside of the protection casing 12 is equipped with a set of hydraulic press master controller for providing power for the first hydraulic rod 14, the second hydraulic rod 17 and the third hydraulic rod 23, after the electric connection, the lifting and the positioning of each hydraulic rod can be freely controlled, and the fourth hydraulic rod 43 in the cross beam support 4 also adopts the structure.

Particularly, the middle part upper surface of protection casing 12 is equipped with second hydraulic stem 17, the surface of second hydraulic stem 17 is equipped with sleeve pipe 15, sleeve pipe 15's inner wall surface has cup jointed elevator pipe 16, elevator pipe 16's bottom assembly is at second hydraulic stem 17, elevator pipe 16's top welding has supporter 18, utilize the equipment that middle part and both ends go up and down in step, can be simultaneously level and smooth with the top support of window when using, but elevator pipe 16's at middle part support height is a little higher than the support height at both ends, take place the tenesmus in order to guarantee that the window reserves mouthful middle part, lead to the window in later stage not convenient to install.

Specifically, the connecting piece 21 is welded on the inner side surface of the first positioning piece 22, the connecting piece 21 is assembled at the displacement end of the first hydraulic rod 14, the third hydraulic rod 23 is assembled on the upper surface of the connecting piece 21, the slide rod 25 is welded on the inner side of the top end of the second positioning piece 24, the slide rod 25 is sleeved on the inner surface of the support 18 and moves along with other equipment through the effect of the slide rod 25 at the top, so that the equipment is simplified, and the weight is reduced.

Particularly, air vent 36 has been seted up to the side surface of shell 31, and air vent 36's internal surface is equipped with the air duct that is used for the intercommunication, and the air duct structure is one kind and uses at the outside quick-operation joint of pneumatic equipment such as cylinders, and after having calculated the use quantity of mending position device 3, alright mend the position through increasing or reducing equipment, and the inside of guaranteeing the door and window reserved opening after pouring keeps leveling.

Specifically, the outer edge of the shell 31 is welded with the first screw rod 37 and the second screw rod 38 respectively, the top end of the first screw rod 37 is provided with a protruding structure, the lower portion of the second screw rod 38 is provided with a groove structure, when the screw rod is used, a standard screw rod can be formed by meshing the first screw rod 37 and the second screw rod 38, and then two sets of equipment can be screwed together in a screw nut screwing mode.

Specifically, the inside of bellows 32 is equipped with spacing pipe 34, and spacing pipe 34 welds the surface at shell 31, and the internal surface of spacing pipe 34 has cup jointed gag lever post 35 and has welded the inboard surface of locating plate 33, utilizes the slip effect of spacing pipe 34 and gag lever post 35, guarantees bellows 32 when aerifing and puts and the stability of guaranteeing when retracting outward.

Specifically, the outer ends of the supporting tube 41 and the lifting rod 42 are respectively welded with a connecting shaft 44, the outer end of the connecting shaft 44 is welded with a meshing shaft 45, the outer surface of the meshing shaft 45 is provided with a spiral sliding groove 46, the inner surface of the sliding groove 46 is sleeved with a meshing strip 47, the outer surface of the meshing strip 47 is welded with a guide tube 48, the inner end of the guide tube 48 is welded with a fixing plate 49, the bottom end of the fixing plate 49 is welded with a reinforcing rod 411, the lower surfaces of the reinforcing rod 411 and the guide tube 48 are welded on the upper surface of the fixing seat 410, the cross beam support 4 can be used in the production process, can be directly used in the window reserving process of an upper opening wall body by using a set of hydraulic machine and an oil tube quick connector (the fourth hydraulic rod 43 can be replaced by a jack structure and can be manually controlled to lift) in the installation process of an assembly type building, after the equipment is erected at a use position, the fourth hydraulic rod 43 is firstly controlled to lift to drive the lifting rod 42 to lift, after the equipment reaches a proper position, the supporting pipe is rotated to drive the meshing shaft 45 to slide on the outer surface of the meshing strip 47, the quick temporary locking of the outer side end can be realized by utilizing the corrugated effect, after the rotation locking is completed, the connecting shaft 44 is locked by utilizing a jackscrew structure arranged on the upper surface of the fixing plate 49, and the locking structure is realized through a gear and a gear groove structure.

Specifically, the outer surface of the protective cover 12 is equipped with a controller for providing hydraulic oil input and output for a hydraulic rod, and the controller can be driven by an electric motor and can also be driven by a manual machine;

the controller for controlling the extension of the hydraulic rod can use a motor to drive an oil pump to input or output hydraulic oil, and can also use a mechanical lever structure to drive the input and output of the hydraulic oil (the mechanical structure of the controller is the same as that of the jack).

A use method of a support mold for a reserved opening of a wall door and window of an assembly type building comprises the following steps:

step A: the reinforcing mechanism 1 provided with the corner supports 2 is placed at a preset position by using external carrying equipment and an inserting and conveying frame 13, and is assembled at a reserved opening position of a window of a wall body mould according to actual use conditions, and a proper installation mode is selected according to different structures of window cover plates of the mould, wherein the preferable installation mode is bolt installation, and the main fixed position is arranged on the lower surface of a base 11; and B: starting a master controller which is respectively assembled outside the first hydraulic rod 14, the second hydraulic rod 17 and the third hydraulic rod 23 and used for the hydraulic machine to work, driving hydraulic oil to be input and output inside the first hydraulic rod 14, the second hydraulic rod 17 and the third hydraulic rod 23 by using the master controller, and controlling the positions of the first positioning piece 22 and the second positioning piece 24;

and C: assembling a plurality of sets of position supplementing devices 3 with proper length into a whole through air guide tubes and nuts, wherein during assembly, after the position supplementing devices 3 at the top and the first screw rods 37 and the second screw rods 38 at the outer sides of the position supplementing devices 3 at the bottom are butted, the position supplementing devices 3 are in threaded connection with the nuts for positioning, then the position supplementing devices 3 assembled with proper length are placed at the gap between the first positioning piece 22 and the second positioning piece 24 and are connected to the inside of the shell 31 through external quick connectors for inflating the shell, and after inflation, the positioning plate 33 is supplemented to the inner side of an outer side window, so that a stable supporting effect is ensured;

step D: and finally, selectively supplementing the beam support 4 in the middle of the longer position of the window according to the span of the window, and finally pouring.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

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