阅读说明：本技术 推进剂调节组件的改进或与推进剂调节组件相关的改进 (Improvements in or relating to propellant conditioning packs ) 是由 保罗·安东尼·沃特金森 保罗·阿兰·多德尔 于 2018-03-21 设计创作，主要内容包括：在医疗定量给药装置填充的领域中,一种推进剂调节组件(10)包括输入导管(12)以从推进剂储集器(102)接收处于恒定压力的推进剂。所述调节组件(10)还包含分叉(18)以将所述输入导管(12)划分为第一和第二调节导管(20,22)。所述第一调节导管(20)包含冷却器装置(24)以选择性地冷却流过所述第一调节导管(20)的分流第一推进剂流(26),且所述第二调节导管(22)包含加热器装置(32)以选择性地加热流过所述第二调节导管(22)的分流第二推进剂流(34)。所述调节组件(10)另外还包含输出导管(44)以接收所述第一和第二推进剂流(26,34)。控制在所述输出导管(44)中合并的所述第一和第二推进剂流(26,34)的相对比例以调节从所述输出导管(44)退出的合并恒定压力推进剂进料(46)的温度。(In the field of medical dosing device filling, a propellant conditioning assembly (10) includes an input conduit (12) to receive propellant at a constant pressure from a propellant reservoir (102). The conditioning assembly (10) also includes a bifurcation (18) to divide the input conduit (12) into first and second conditioning conduits (20, 22). The first conditioning conduit (20) includes a cooler arrangement (24) to selectively cool the split first propellant flow (26) flowing through the first conditioning conduit (20), and the second conditioning conduit (22) includes a heater arrangement (32) to selectively heat the split second propellant flow (34) flowing through the second conditioning conduit (22). The conditioning assembly (10) additionally includes an output conduit (44) to receive the first and second propellant streams (26, 34). Controlling the relative proportions of the first and second propellant streams (26, 34) combined in the output conduit (44) to regulate the temperature of the combined constant pressure propellant feed (46) exiting the output conduit (44).)

1. A propellant conditioning assembly for providing a propellant charge to a medical dosing device filling apparatus, the assembly comprising:

an input conduit for receiving propellant at a constant pressure from a propellant reservoir;

a bifurcation for dividing the input conduit into first and second conditioning conduits, the first conditioning conduit including cooler means to selectively cool the split first propellant stream flowing through the first conditioning conduit, and the second conditioning conduit including heater means to selectively heat the split second propellant stream flowing through the second conditioning conduit; and

an output conduit for receiving the first and second propellant streams, the relative proportions of the first and second propellant streams combined in the output conduit being controlled to regulate the temperature of the combined constant pressure propellant feed exiting the output conduit.

2. The propellant conditioning assembly of claim 1, wherein the input conduit includes an input temperature sensor arranged to measure an input temperature of the propellant in the input conduit, the measured input temperature being used to control selective operation of the cooler arrangement and heater arrangement.

3. The propellant conditioning assembly of claim 2, wherein the cooler arrangement is operated to cool the first propellant flow flowing through the first conditioning conduit when the measured input temperature is greater than a first temperature threshold.

4. The propellant conditioning assembly of claim 2 or claim 3, wherein the heater arrangement is operated to heat the second propellant flow flowing through the second conditioning conduit when the measured input temperature is less than a second temperature threshold.

5. The propellant conditioning assembly of claims 3 and 4, wherein the first and second temperature thresholds are different from one another.

6. The propellant conditioning assembly of any preceding claim, wherein each of the cooler arrangement and the heater arrangement is or includes a heat exchanger.

7. The propellant conditioning assembly of any preceding claim, wherein the first conditioning conduit includes a first flow control valve to control the flow rate through the first conditioning conduit and the second conditioning conduit includes a second flow control valve to control the flow rate through the second conditioning conduit.

8. The propellant conditioning assembly of claim 7, wherein the output conduit comprises an output temperature sensor arranged to measure an output temperature of the combined constant pressure propellant feed in the output conduit, the measured output temperature being used to control operation of the first and second flow control valves.

9. The propellant conditioning assembly of claim 8, wherein the first flow control valve is operated to increase the flow rate through the first conditioning conduit and/or the second flow control valve is operated to decrease the flow rate through the second conditioning conduit when the measured output temperature is above a first output threshold, and the first flow control valve is operated to decrease the flow rate through the first conditioning conduit and/or the second flow control valve is operated to increase the flow rate through the second conditioning conduit when the measured output temperature is below a second output threshold.

10. The propellant conditioning assembly of any preceding claim, wherein the input conduit includes an input flow rate sensor to measure a flow rate of the propellant through the input conduit.

11. A processing apparatus for providing a propellant feed to a medical device filling apparatus, the processing apparatus comprising a propellant reservoir for a quantity of propellant and a supply line extending from the reservoir to the propellant conditioning pack of any preceding claim, the supply line including a constant pressure pump to supply propellant at a constant pressure to the propellant conditioning pack.

12. A method of regulating a propellant for feeding to a medical dosing device filling apparatus, comprising the steps of:

(a) receiving propellant at a constant pressure from a propellant reservoir in an input conduit;

(b) dividing the input conduit into first and second conditioning conduits, the first conditioning conduit including a cooler device to selectively cool the split first propellant flow flowing through the first conditioning conduit, and the second conditioning conduit including a heater device to selectively heat the split second propellant flow flowing through the second conditioning conduit;

(c) receiving the first and second propellant flows in an output conduit; and

(d) controlling the relative proportions of the first and second propellant streams combined in the output conduit to regulate the temperature of the combined constant pressure propellant feed exiting from the output conduit.