CN110946349A - Device for simultaneously puncturing double gas cylinders - Google Patents
Device for simultaneously puncturing double gas cylinders Download PDFInfo
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- CN110946349A CN110946349A CN201911280218.6A CN201911280218A CN110946349A CN 110946349 A CN110946349 A CN 110946349A CN 201911280218 A CN201911280218 A CN 201911280218A CN 110946349 A CN110946349 A CN 110946349A
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- pair
- puncturing
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- shaped cam
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/08—Mounting arrangements for vessels
- F17C13/084—Mounting arrangements for vessels for small-sized storage vessels, e.g. compressed gas cylinders or bottles, disposable gas vessels, vessels adapted for automotive use
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
A device for simultaneously puncturing double gas cylinders comprises a fixed frame provided with a pair of gas passages, an electric steering engine, a disc-shaped cam, a pair of puncturing needle assemblies slidably arranged on the fixed frame, a pair of gas cylinders arranged on the fixed frame and a pair of joint assemblies; each air passage comprises an air inlet end and an air outlet end, the air inlet end of each air passage is opposite to one corresponding air bottle, and the air outlet end of each air passage is communicated with one corresponding interface component; the disc-shaped cam is connected to one end of the electric steering engine; each pricking pin component comprises a driving end and a pricking end, the driving end of each pricking pin component is opposite to the disc-shaped cam, and the pricking end is close to the air inlet end of the corresponding air passage and opposite to the corresponding air bottle; the electric steering engine is used for driving the disc-shaped cam to rotate so that the disc-shaped cam pushes the driving ends of the pair of acupuncture components, and the acupuncture ends of the pair of acupuncture components respectively puncture the pair of gas cylinders. The invention is light in weight and has shorter response time.
Description
Technical Field
The invention relates to the technical field of wearing, in particular to a device for simultaneously puncturing two air bottles.
Background
In the current society, the fall is the most fatal cause for the aged 65 years old, 30% of the aged 65 years old are fallen every year, 40% of the aged 70 years old are fallen every year, about 10% -15% of the fallen aged are seriously injured, and the medical cost of the aged after falling is also a great burden. And what is more serious is that old person falls down and can cause serious influence to its psychology, and about 75% of people that fall down can produce serious fear psychology to falling down, and then do not move, lead to old person's physical mechanism to descend fast to cause serious economic burden to family and society, it has important research meaning to old person's fall protection.
The wear type of the old people for preventing the falling is a flexible protection measure, the main indexes of the wear type of the old people for preventing the falling are prediction of the falling and protection of the old people by the air bag after the falling, the time for the air bag to expand is less than the time for the old people to contact the ground after the falling, the time for the old people to fall until the body contacts the ground is about 500ms, so the time from the detection of the falling to the expansion of the air bag cannot exceed 500ms, the response time from the detection of the falling signal to the rotation of the electric steering engine is 100 +/-20 ms, the time from the gas rushing into the air bag to the expansion of the air bag is 140 +/-20 ms, and the time from the rotation of the. There have been some studies on how to shorten the time from the rotation of the steering engine to the puncturing of the air bottle for deflation, such as: songlonghai, Suzhou, Chlamyda-Protect Intelligent technology Limited, proposes a directional blasting gas discharge device (CN209458657U) for a gas cylinder, and a controller sends out a blasting signal to cause a blasting head to burst and break a sealing port, so that gas is discharged quickly. After the old person falls down, the position of protection is great, and required compressed gas increases, and the volume of gas cylinder must increase, proves through a large amount of experiments, when pressure was unchangeable among the compressed gas cylinder, compressed gas volume increased, and after the compressed gas cylinder volume increased, gassing time can obviously increase, and these can't accomplish the gassing in the regulation time to the device of single compressed gas cylinder gassing, can't play fine guard action.
Disclosure of Invention
Based on the above, the invention provides a device which can solve the problems of short response time and insufficient safety in the prior art and simultaneously puncture double gas cylinders.
A device for simultaneously puncturing double gas cylinders comprises a fixed frame provided with a pair of gas passages, an electric steering engine, a disc-shaped cam, a pair of puncturing needle assemblies slidably arranged on the fixed frame, a pair of gas cylinders arranged on the fixed frame and a pair of joint assemblies; each air passage comprises an air inlet end and an air outlet end, the air inlet end of each air passage is opposite to one corresponding air bottle, and the air outlet end of each air passage is communicated with one corresponding interface component; the disc-shaped cam is connected to one end of the electric steering engine; each pricking pin component comprises a driving end and a pricking end, the driving end of each pricking pin component is opposite to the disc-shaped cam, and the pricking end is close to the air inlet end of the corresponding air passage and opposite to the corresponding air bottle; the electric steering engine is used for driving the disc-shaped cam to rotate so that the disc-shaped cam pushes the driving ends of the pair of acupuncture components, and the acupuncture ends of the pair of acupuncture components respectively puncture a pair of gas cylinders.
The joint assembly can be further connected with an external air bag, so that the air bag can be quickly filled with air, only one electric steering engine is needed, the weight of the joint assembly is lighter than that of the joint assembly using two electric steering engines, and the condition that the response time of the two electric steering engines is inconsistent is avoided; a simultaneous dual cylinder puncturing device punctures two compressed gas cylinders simultaneously in less time than puncturing a double volume compressed gas cylinder.
Drawings
Fig. 1 is a schematic perspective view of a device for simultaneously puncturing two gas cylinders according to the present invention.
FIG. 2 is a schematic front view of a simultaneous double cylinder puncturing device according to the present invention.
FIG. 3 is a schematic left side view of a simultaneous double cylinder puncturing apparatus according to the present invention.
FIG. 4 is a schematic top view of a simultaneous dual cylinder puncturing apparatus according to the present invention.
Fig. 5 is a schematic cross-sectional view of a portion of the structure of the device for simultaneously puncturing two gas cylinders according to the present invention.
Fig. 6 is a schematic cross-sectional view of a first fixing frame of a device for simultaneously puncturing two gas cylinders according to the present invention.
FIG. 7 is a schematic structural view of a lancing assembly for simultaneously lancing two gas cylinders in accordance with the present invention.
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, 5 to 7, a device 100 for simultaneously puncturing two gas cylinders according to the present invention includes a fixing frame having a pair of gas passages 1.3, an electric steering engine 5, a disk cam 10, a pair of needle assemblies 8 slidably mounted on the fixing frame, a pair of gas cylinders 4 mounted on the fixing frame, and a pair of joint assemblies 6; each air passage 1.3 comprises an air inlet end 1.31 and an air outlet end 1.32, the air inlet end 1.31 of each air passage 1.3 is opposite to one corresponding air bottle 4, and the air outlet end 1.32 is communicated with one corresponding interface assembly 6; the disc-shaped cam 10 is connected to one end of the electric steering engine 5; each needle assembly 8 comprises a driving end 81 and a puncturing end 82, the driving end 81 of each needle assembly 8 is opposite to the disc-shaped cam 10, and the puncturing end 82 is close to the air inlet end 1.31 of the corresponding air channel 1.3 and is opposite to the corresponding air bottle 4; the electric steering engine 5 is used for driving the disc-shaped cam 10 to rotate so that the disc-shaped cam 10 pushes the driving ends 81 of the pair of needling components 8, and the needling ends 82 of the pair of needling components 8 respectively pierce the pair of gas cylinders 4.
The joint assembly can be further connected with an external air bag, so that the air bag can be quickly filled with air, only one electric steering engine is needed, the weight of the joint assembly is lighter than that of the joint assembly using two electric steering engines, and the condition that the response time of the two electric steering engines is inconsistent is avoided; a simultaneous dual cylinder puncturing device punctures two compressed gas cylinders simultaneously in less time than puncturing a double volume compressed gas cylinder. Generally, the bidirectional simultaneous puncture device disclosed by the invention is simple and compact in structure, small in size, light in weight, high in deflation speed and large in deflation amount, and can be applied to the fields of old-age fall-prevention wearable equipment, underwater lifesaving equipment and the like.
In the present embodiment, the simultaneous double cylinder puncturing device 100 further includes a connecting plate 2 and a bearing 9 mounted on the connecting plate 2; the fixing frame specifically comprises a first fixing frame 1 and a second fixing frame 3; the connecting plate 2 is connected between the first fixing frame 1 and the second fixing frame 3; the disc cam 10 is rotatably connected to the bearing 9. The bearing 9 is installed through the connecting plate 2, and the disc-shaped cam 10 is rotatably connected with the bearing 9, namely, the disc-shaped cam 10 is positioned between the first fixing frame 1 and the second fixing frame 3, so that the whole structure is compact, and the use is convenient.
In the present embodiment, the pair of air passages 1.3 are respectively provided in the first fixing frame 1 and the second fixing frame 3; one of the gas cylinders 4 and one of the puncturing assemblies 8 are arranged on the first fixing frame 1; the other gas cylinder 4 and the other puncturing assembly 8 are mounted on the second fixing frame 3. In this embodiment, the driving end 81 of each lancet assembly 8 is opposite the disk cam 10, meaning that the driving end 81 of each lancet assembly 8 and the disk cam 10 can be in contact or have a small gap, such as a 1mm gap.
Referring to fig. 2 to 4 and fig. 7, in the present embodiment, the first fixing frame 1 and the second fixing frame 2 are both provided with sliding holes; the sliding hole comprises a first section 1.2 communicated with an air inlet end 1.31 of the air passage 1.3 and a second section 1.1 which is close to the disc-shaped cam 10 and has a larger diameter than the first section 1.2; each needling assembly 8 comprises a main body part 13 with a diameter corresponding to the first section 1.2 and a mounting part 14 which is sleeved on one end of the main body part 13 close to the disc-shaped cam 10 and has a diameter corresponding to the second section 1.2; the piercing end 82 is the end of the body portion 13 remote from the mounting portion 14; the driving end 81 is an end of the mounting portion 14 away from the body portion 13; the main body part 13 penetrates through the first section 1.2 and the second section 1.1 and is in sliding fit with the first section 1.2; the mounting portion 14 is a sliding fit with the second section 1.1. Because the diameter of second section 1.1 is greater than first section 1.2, the diameter of installation department 14 is greater than main part 13, can be better right acupuncture subassembly 8 is spacing in the sliding hole, and then better control stroke, can also prevent in addition that acupuncture subassembly 8 from falling out in the sliding hole.
In this embodiment, the simultaneous double cylinder puncturing device 100 further includes a pair of restoring elastic members 11; each reset elastic piece 11 is located in the second section 1.1, one end of each reset elastic piece abuts against the installation part 14, and the other end of each reset elastic piece abuts against the joint of the first section 1.2 and the second section 1.1. More specifically, the elastic return element 11 is a spring, and each spring is accommodated in the second section 1.1 and sleeved outside the main body 13. Since the diameter of the second section 1.1 is larger than that of the first section 1.2, a step surface is formed at the joint of the second section 1.1 and the first section 1.2, one end of the spring abuts against the step surface and the initial state is a compressed state, and in other embodiments, the return elastic member 11 may also be an elastic element such as elastic rubber. Each needling component 8 is positioned between the disc-shaped cam 10 and one gas cylinder 4, and due to the arrangement of the reset elastic part 11, the disc-shaped cam 10 drives the corresponding needling component 8 to move towards the corresponding gas cylinder 4 and the reset elastic part 11 can drive the needling component 8 to move towards the disc-shaped cam 10 again after the puncture is carried out, so that the outlet of a punctured port of the gas cylinder 4 is smoother, and the punctured port is prevented from being blocked by a needling end.
In this embodiment, the first bracket 1 and the second bracket 3 are both provided with a first threaded hole 1.6 and a second threaded hole 1.5 respectively communicated with the air inlet end 1.31 and the air outlet end 1.32; each gas cylinder 4 is in threaded connection with the corresponding first bracket 1 and the corresponding second bracket 3 through a first threaded hole 1.6; each interface assembly 6 is in threaded connection with the corresponding first bracket 1 and the second bracket 3 through the second threaded hole 1.5. It is understood that the slide hole, the air passage 1.3, the first threaded hole 1.6 and the second threaded hole 1.5 communicate with each other. The gas cylinder 4 and the interface component 6 are respectively provided with external threads corresponding to the first threaded hole 1.6 and the second threaded hole 1.5, and are connected stably and conveniently in a threaded connection mode.
Furthermore, the air passages 1.3 of the first bracket 1 and the second bracket 2 are also provided with access holes 1.4 close to the air outlet end 1.32; each manhole 1.4 is sealed by a sealing post 12. In the present embodiment, the central axis of the air duct 1.3 is perpendicular to the central axes of the first screw hole 1.6 and the second screw hole 1.5, and the central axis of the manhole 1.4 is coaxial with the central axis of the air duct 1.3. When the double-cylinder device 100 is punctured at the same time for maintenance, the sealing column 12 can be taken down so as to conveniently clean solid particles in the air passage 1.3.
In the present embodiment, each of the first bracket 1 and the second bracket 2 is L-shaped and includes a horizontal portion 101 and a vertical portion 102 connected to one end of the horizontal portion 101; the sliding hole is formed in the horizontal part 101; the connecting plate 2 is connected with the horizontal parts 101 of the first bracket 1 and the second bracket 3; the air duct 1.3 is opened at the vertical part 102, and the axial direction of the air duct 1.3 is perpendicular to the axial direction of the sliding hole. Further, the horizontal part 101, the sliding hole and the lancet assembly 8 mounted on the first holder 1 of the first bracket 1 have a length greater than the horizontal part 101, the sliding hole and the lancet assembly 8 mounted on the second holder 3 of the second bracket 3, respectively. The electric steering engine is used for providing power and simultaneously puncturing the two compressed gas cylinders, and because a gear for outputting torque is not positioned in the middle of the electric steering engine, fixing frames with different sizes of two horizontal parts need to be designed, and the lengths of the puncturing needle assemblies required by the two fixing frames are different. Further, the main body parts 13 of the two needling assemblies 8 are identical in structure and size, and the mounting parts 14 are different in size, so that the fixing frames of two sizes can be adapted only by changing the length of the mounting parts, and the universality and the replaceability of parts are better.
In this embodiment, the horizontal portion 101 of the second bracket 3 extends toward the vertical portion 102 to form a fixing plate 103, and the outer surface of the electric steering engine 5, the fixing plate 103 of the second bracket 3, and the vertical portion 102 of the first fixing frame 1 are provided with a pair of fixing grooves 104; the electric steering engine 5 is arranged between the fixing plate 103 and the vertical part 102 of the first bracket; and the pair of fixing grooves 104 are respectively connected with one card board 7 in a clamping way. So conveniently assemble electric steering engine 5, further, can also set up the screw of connecting cardboard 7 and electric steering engine, the vertical part 102 of first support 1 and the fixed plate 103 of second support 3 on every cardboard 7.
When in use, the electric steering engine 5 is controlled by the control circuit, when a falling motion is detected, an electric signal is sent to the electric steering engine 5, the electric steering engine 5 starts to rotate after receiving the electric signal, the working rotating interval is from 0 degree to 135 degrees, the electric steering engine 5 is in gear transmission with the disk cam 10 with double working intervals, the disk cam 10 rotates 67.5 degrees to jack up the pricking pin assembly 8 constrained at the first section 1.2 and the second section 1.1 of the sliding hole, the stroke of the gas cylinder is 2mm, the gas cylinder 4 can be punctured by the puncturing needle end 82, compressed gas in the gas cylinder 4 is rapidly released, the disk-shaped cam 10 rotates for 67.5 degrees, the puncturing needle assembly 8 enters a return stroke, the puncturing needle assembly 8 rapidly exits under the action of the reset elastic piece 11 and high-pressure gas, the compressed gas in the gas cylinder 4 is rapidly filled in the gas channel 1.3 and enters the second threaded hole 1.5, and the joint assembly 6 is connected with an external air bag and can rapidly fill the air bag with the gas. In an experiment, an electric steering engine 5 punctures an 8-gram compressed gas cylinder, the gas cylinder is just punctured after a control signal is sent from a control circuit, and the gas discharge is completed, namely the gas discharge time of the gas cylinder is about 175 ms; if the same control circuit is used for controlling the two steering engines to puncture two 8-gram compressed gas cylinders, the gas cylinders are just punctured and the gas release is completed after the control circuit sends out a control signal, namely the gas release time of the gas cylinders is about 185 ms; if an electric steering engine punctures a 16 g compressed gas cylinder, the gas cylinder just punctures after sending a control signal from a control circuit and finishes gas release, namely the gas release time of the gas cylinder is about 284.5 ms. The response time is longer, and the use is safer.
The above-mentioned embodiments only express one or several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (11)
1. A device for simultaneously puncturing two gas cylinders is characterized by comprising a fixed frame provided with a pair of gas passages, an electric steering engine, a disc-shaped cam, a pair of puncturing needle assemblies slidably arranged on the fixed frame, a pair of gas cylinders arranged on the fixed frame and a pair of joint assemblies; each air passage comprises an air inlet end and an air outlet end, the air inlet end of each air passage is opposite to one corresponding air bottle, and the air outlet end of each air passage is communicated with one corresponding interface component; the disc-shaped cam is connected to one end of the electric steering engine; each pricking pin component comprises a driving end and a pricking end, the driving end of each pricking pin component is opposite to the disc-shaped cam, and the pricking end is close to the air inlet end of the corresponding air passage and opposite to the corresponding air bottle; the electric steering engine is used for driving the disc-shaped cam to rotate so that the disc-shaped cam pushes the driving ends of the pair of acupuncture components, and the acupuncture ends of the pair of acupuncture components respectively puncture a pair of gas cylinders.
2. A simultaneous double cylinder puncturing apparatus as claimed in claim 1, further comprising a connecting plate and a bearing mounted on the connecting plate; the fixing frame comprises a first fixing frame and a second fixing frame; the connecting plate is connected between the first fixing frame and the second fixing frame; the disc-shaped cam is rotatably connected with the bearing.
3. The simultaneous double bottle puncturing device according to claim 2, wherein the pair of air passages are respectively opened in a first fixing frame and a second fixing frame; one of the gas cylinders and one of the puncture assemblies are arranged on the first fixing frame; the other gas cylinder and the other puncturing assembly are arranged on the second fixing frame.
4. The device for simultaneously puncturing two gas cylinders according to claim 3, wherein the first fixing frame and the second fixing frame are both provided with sliding holes; the sliding hole comprises a first section communicated with the air inlet end of the air passage and a second section which is close to the disc-shaped cam and has a larger diameter than the first section; each needling assembly comprises a main body part with the diameter corresponding to the first section and a mounting part which is sleeved on one end of the main body part close to the disc-shaped cam and has the diameter corresponding to the second section; the needling end is one end of the main body part far away from the mounting part; the driving end is one end of the mounting part, which is far away from the main body part; the main body part penetrates through the first section and the second section and is in sliding fit with the first section; the mounting portion is in sliding fit with the second section.
5. A simultaneous double cylinder puncturing apparatus as claimed in claim 4, further comprising a pair of return springs; each reset elastic piece is positioned in the second section, one end of each reset elastic piece is abutted against the installation part, and the other end of each reset elastic piece is abutted against the joint of the first section and the second section.
6. A simultaneous dual cylinder puncturing device as claimed in claim 5, wherein the resilient return members are springs, each spring being received in the second section and being sleeved outside the body portion.
7. A device for simultaneously puncturing two gas cylinders according to claim 2, wherein the first bracket and the second bracket are both provided with a first threaded hole and a second threaded hole respectively communicated with the gas inlet end and the gas outlet end; each gas cylinder is in threaded connection with the corresponding first support and the second support through the first threaded hole; each interface component is in threaded connection with the corresponding first support and the second support through the second threaded holes.
8. A device for simultaneously puncturing two gas cylinders according to claim 2, wherein the gas passages of the first and second supports are further provided with access holes near the gas outlet end; each manhole is sealed by a sealing post.
9. The simultaneous double bottle puncturing device according to claim 4, wherein the first and second brackets are each L-shaped and comprise a horizontal portion and a vertical portion connected to one end of the horizontal portion; the sliding hole is formed in the horizontal part; the connecting plate is connected with the horizontal parts of the first bracket and the second bracket; the air passage is arranged on the vertical part, and the axial direction of the air passage is vertical to the axial direction of the sliding hole.
10. A simultaneous double cylinder puncturing device as claimed in claim 9, wherein the horizontal portion of the first frame, the sliding hole and the lancet assembly mounted to the first mount have lengths greater than the horizontal portion of the second frame, the sliding hole and the lancet assembly mounted to the second mount, respectively.
11. A device for simultaneously puncturing two gas cylinders according to claim 9, wherein a fixing plate extends from the horizontal part of the second bracket toward the vertical part, and a pair of fixing grooves are formed in the outer surface of the electric steering engine, the fixing plate of the second bracket and the vertical part of the first fixing frame; the electric steering engine is arranged between the fixing plate and the vertical part of the first bracket; and the pair of fixing grooves are respectively connected with one clamping plate in a clamping manner.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911280218.6A CN110946349A (en) | 2019-12-13 | 2019-12-13 | Device for simultaneously puncturing double gas cylinders |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911280218.6A CN110946349A (en) | 2019-12-13 | 2019-12-13 | Device for simultaneously puncturing double gas cylinders |
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| CN110946349A true CN110946349A (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911280218.6A Pending CN110946349A (en) | 2019-12-13 | 2019-12-13 | Device for simultaneously puncturing double gas cylinders |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5732752A (en) * | 1996-04-04 | 1998-03-31 | Glessner; Glen R. | Method and apparatus for the automatic release of a gas from a pressurized cartridge |
| CN204655856U (en) * | 2015-05-20 | 2015-09-23 | 宁波欧适节能科技有限公司 | A kind of gas cylinder lancing device |
| CN106428470A (en) * | 2016-09-27 | 2017-02-22 | 中国科学院深圳先进技术研究院 | Automatic rapid deflation device for miniature gas cylinder |
| CN106428471A (en) * | 2016-09-27 | 2017-02-22 | 中国科学院深圳先进技术研究院 | Automatic rapid deflation device for miniature gas cylinder |
| CN108266063A (en) * | 2016-12-30 | 2018-07-10 | 宁波欧适节能科技有限公司 | The fire control smoke exhausting window system that a kind of pneumatics control device is applied with it |
| CN108492524A (en) * | 2018-04-27 | 2018-09-04 | 上海健康医学院 | A kind of wearable intelligent falling protective device and method |
-
2019
- 2019-12-13 CN CN201911280218.6A patent/CN110946349A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5732752A (en) * | 1996-04-04 | 1998-03-31 | Glessner; Glen R. | Method and apparatus for the automatic release of a gas from a pressurized cartridge |
| CN204655856U (en) * | 2015-05-20 | 2015-09-23 | 宁波欧适节能科技有限公司 | A kind of gas cylinder lancing device |
| CN106428470A (en) * | 2016-09-27 | 2017-02-22 | 中国科学院深圳先进技术研究院 | Automatic rapid deflation device for miniature gas cylinder |
| CN106428471A (en) * | 2016-09-27 | 2017-02-22 | 中国科学院深圳先进技术研究院 | Automatic rapid deflation device for miniature gas cylinder |
| CN108266063A (en) * | 2016-12-30 | 2018-07-10 | 宁波欧适节能科技有限公司 | The fire control smoke exhausting window system that a kind of pneumatics control device is applied with it |
| CN108492524A (en) * | 2018-04-27 | 2018-09-04 | 上海健康医学院 | A kind of wearable intelligent falling protective device and method |
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Application publication date: 20200403 |
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