CN207005392U - One kind memory altitude valve, Aerostats armchair seat and automobile - Google Patents
One kind memory altitude valve, Aerostats armchair seat and automobile Download PDFInfo
- Publication number
- CN207005392U CN207005392U CN201720584420.8U CN201720584420U CN207005392U CN 207005392 U CN207005392 U CN 207005392U CN 201720584420 U CN201720584420 U CN 201720584420U CN 207005392 U CN207005392 U CN 207005392U
- Authority
- CN
- China
- Prior art keywords
- valve
- seat
- memory
- control
- magnet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model is applied to Aerostats armchair seat field, there is provided one kind memory altitude valve, Aerostats armchair seat and automobile.The memory altitude valve includes valve body and valve control section, by setting magnetic control inlet valve to enter between the air bag connecting hole and air admission hole on valve body, and magnetic control exhaust valve is set between air bag connecting hole and steam vent, and the two valve openings or closing are controlled according to the height of seat of Aerostats armchair seat by the magnet on valve control section, to control the air inlet of air bag and exhaust, without using the physical control structures such as valve rod, naturally also without using sealing ring easy to wear, improve the service life and stability of valve body, it is poor to solve existing altitude valve reliability, the problem of service life is shorter.
Description
Technical field
The utility model belongs to Aerostats armchair seat field, more particularly to a kind of memory altitude valve, Aerostats armchair seat and automobile.
Background technology
Used on Aerostats armchair seat Chang Zhong, high capacity waggon, by the air bag in seat base, absorb and cause because vehicle jolts
Seat vibrations, improve the comfort level of driver and passenger, and seat can also be raised and lowered by the tolerance adjusted in air bag
Chair, so that driver or passenger are in comfortable sitting posture.
Due in, the position of high capacity waggon driver's cabin it is generally higher, and Aerostats armchair seat is because inside is arranged at air bag,
Can be higher, along with Aerostats armchair seat volume is big, cab space can be tied up, makes driver or gets on or off the bus inconvenience by bus, because
This driver is generally required for during passenger getting off car controlling air bags, and seat is preferably minimized, got off with facilitating, is got on the bus again
Control airbag aeration again afterwards, raise seat position.On the other hand, in use, vehicle jolts, air bag expands with heat and contract with cold and seat
Chair, which bears the reasons such as pressure change, can cause Aerostats armchair seat height change.For these reasons, in order to avoid frequent adjusting seat
Chair to proper height trouble, and in use keep height of seat it is constant, Aerostats armchair seat be often equipped with remember altitude valve.
Existing altitude valve is to carry out intake and exhaust control using physical arrangements such as valve rods, and when altitude valve works, valve rod must
Must depress makes air valve ventilate to open sealing gasket, and valve rod, which must reset, when stopping ventilation making sealing gasket return.To avoid in valve body
Gap leakage of the gas between valve rod and valve body, valve rod is provided with the sealing ring for being used for closing gap, and sealing ring can be with
Valve rod moves up and down.When automobile, seat pitches with automobile in motion, can frequently touch valve rod so that on sealing ring is frequent
Lower friction between motion, with valve body produces abrasion, and the operating pressure of valve inner can make sealing ring be squeezed so as to aggravate this
Kind of abrasion, also has certain abrasion during along with normal use so that existing altitude valve reliability is poor, service life compared with
It is short.
Utility model content
The utility model provides a kind of memory altitude valve, it is intended to solves that existing altitude valve reliability is poor, service life
It is shorter.
The utility model is achieved in that a kind of memory altitude valve, applied to Aerostats armchair seat, the memory altitude valve bag
Include：Valve body, and valve control section；
The valve body is provided with air admission hole, steam vent and air bag connecting hole；
The air bag connecting hole connects with the air admission hole and the steam vent respectively, and the air bag connecting hole with it is described
Magnetic control inlet valve is provided between air admission hole, magnetic control exhaust valve is provided between the air bag connecting hole and the steam vent；
The valve control section has according to the height of seat of the Aerostats armchair seat, controls the magnetic control inlet valve and described
Magnetic control exhauxt valve opens or the magnet of closing.
Preferably, the inlet valve includes inlet valve valve, and can close the inlet valve valve magnetic control enter it is airtight
Envelope portion；
The exhaust valve includes exhaust valve valve, and can close the magnetic control exhaust sealing portion of the exhaust valve valve.
Preferably, the magnetic control inlet seal portion includes the first movable part, the first spring and the first sealing gasket；
Attraction or repulsion of first movable part by the magnet；
First sealing gasket is on first movable part；
One end of first spring is fixed, and the other end is connected with first movable part.
The magnetic control exhaust sealing portion includes the second movable part, second spring and the second sealing gasket；
Attraction or repulsion of second movable part by the magnet；
Second sealing gasket is on second movable part；
One end of the second spring is fixed, and the other end is connected with second movable part.
Preferably, first movable part is the first movable core by the attraction；
Second movable part is the second movable core by the attraction.
Preferably, the valve control section includes control sheet, steady pin and the magnet；
The steady pin is used to install the control sheet, and the control sheet can be swung around the steady pin；
The magnet can be moved to first movable core in the control sheet under the drive of the control sheet
One end or second movable core one end.
Preferably, the control sheet includes：
Coordinate with the steady pin gap, for inserting the circular pin hole of the steady pin；
For inserting the magnet groove of the magnet；
Air inlet chain of command, the air inlet chain of command is promoted to rotate the control sheet, so that the magnet is close to described
One end of first movable core；
Gas exhaust inspecting face, the gas exhaust inspecting face is promoted to rotate the control sheet, so that the magnet is close to described
One end of second movable core.
Preferably, the memory altitude valve also includes memory height adjusting part；
The valve body is on the memory height adjusting part；
The memory height adjusting part includes：Back-moving spring mounting hole, regulation zip mounting hole and mounting groove；
The mounting groove is groove, and its cross section is 4/3rds to five/5ths circular arcs.
Preferably, the edge of the memory height adjusting part is provided with the tooth uniformly arranged.
The utility model also provides a kind of Aerostats armchair seat, including：
Seat body；
Air bag in the seat body, for adjusting height of seat；And
The air bag inflation/deflation is controlled according to memory height, the memory altitude valve as described in any one of claim 1~8.
The utility model also provides a kind of automobile, including：
Automobile body；And
Aerostats armchair seat as claimed in claim 9.
A kind of memory altitude valve provided by the utility model, applied to Aerostats armchair seat, memory altitude valve includes valve body, and
Valve control section, by setting magnetic control inlet valve to enter between the air bag connecting hole and air admission hole on valve body, and connect in air bag
Connect setting magnetic control exhaust valve between hole and steam vent, and the height of seat by the magnet on valve control section according to Aerostats armchair seat
The two valve openings or closing are controlled, to control the air inlet of air bag and exhaust, without using the physical control knots such as valve rod
Structure, naturally also without using sealing ring easy to wear, the service life and stability of valve body are improved, solves existing height
The problem of valve reliability is poor, service life is shorter.
Brief description of the drawings
Fig. 1 is a kind of structure chart for remembering altitude valve provided by the utility model；
Fig. 2 is a kind of structure chart of valve control section provided by the utility model；
Fig. 3 is a kind of structure chart of magnetic control inlet valve provided by the utility model；
Fig. 4 is a kind of structure chart of control sheet provided by the utility model；
Fig. 5 is a kind of structure chart of steady pin provided by the utility model；
Fig. 6 is a kind of structure chart for remembering height adjusting part provided by the utility model.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
A kind of memory altitude valve provided by the utility model, applied to Aerostats armchair seat, memory altitude valve includes valve body, and
Valve control section, by setting magnetic control inlet valve to enter between the air bag connecting hole and air admission hole on valve body, and connect in air bag
Connect setting magnetic control exhaust valve between hole and steam vent, and the height of seat by the magnet on valve control section according to Aerostats armchair seat
The two valve openings or closing are controlled, to control the air inlet of air bag and exhaust, without using the physical control knots such as valve rod
Structure, naturally also without using sealing ring easy to wear, the service life and stability of valve body are improved, solves existing height
The problem of valve reliability is poor, service life is shorter.
As shown in Figures 1 and 2, the utility model embodiment provides a kind of memory altitude valve, applied to Aerostats armchair seat, note
Recalling altitude valve includes valve body 1 and valve control section 2.
Valve body 1 is provided with air admission hole 11, steam vent 12 and air bag connecting hole 13.Air bag connecting hole 13 and air damping seat
Air bag connection, the source of the gas such as air admission hole 11 and air pump, air compressor machine and compression gas bomb is connected, steam vent 12 for excluding gas,
It can be connected with blast pipe or silencer, other equipment can also be not connected to.
Air bag connecting hole 13 connects with air admission hole 11 and steam vent 12 respectively, is connected in air bag connecting hole 13 with air admission hole 11
Pipeline between be provided with magnetic control inlet valve, between the pipeline that air bag connecting hole 13 connects with steam vent 12 be provided with magnetic control be vented
Door, magnetic control inlet valve and magnetic control exhaust valve are turned on and off by Magnetic Control.
Valve control section 2 is provided with magnet 21, according to the height of seat of Aerostats armchair seat, controls magnetic control inlet valve and magnetic control row
Valve is turned on and off, and so as to control the inflation of air bag or exhaust, rises or falls Aerostats armchair seat.Magnet 21 can be adopted
Electromagnet can also be used with permanent magnet.
When Aerostats armchair seat is highly less than preset height, valve control section 2 controls magnetic control IO Intake Valve Opens, magnetic control exhaust valve
Close, air admission hole 11 communicates with air bag connecting hole 13, can now open the air supply valve or air-supplying valve of source of the gas, make source of the gas to
Airbag aeration, the gas of source of the gas supply enters valve body 1 from air admission hole 11, then enters air bag by air bag connecting hole 13, to air bag
Inflation, Aerostats armchair seat rises, and when Aerostats armchair seat rises to setting height, valve control section 2 controls magnetic control IC Intake Valve Closes, from
And stop that air bag is continued to inflate, Aerostats armchair seat is maintained at the height of setting.
When vehicle jolts, air bag expanded by heating and born pressure diminish etc., reason causes Aerostats armchair seat highly to rise,
More than setting height when, valve control section 2 controls magnetic control exhauxt valve opens, and air bag connecting hole 13 communicates with steam vent so that
The gas in air bag is set to be discharged from steam vent 12, the height of Aerostats armchair seat declines, when dropping to setting height, valve control section
2 control magnetic control exhaust valve closings, air bag stops exhaust, so as to retain the seat in the height of setting.
Similarly, after Aerostats armchair seat highly descends below setting height in use, valve control section 2 controls magnetic control air inlet
Door is opened, and Aerostats armchair seat is risen to setting height again.
As described in Figure 3, in the utility model embodiment, magnetic control inlet valve 14 includes inlet valve valve 141, and can seal
Close the magnetic control inlet seal portion 140 of inlet valve valve 141.Air inlet is closed under the control of magnet 21 in magnetic control inlet seal portion 140
Door valve 141 opens inlet valve valve 141.
In the utility model embodiment, magnetic control inlet seal portion 140 include the first movable part 142, the first spring 143 with
And first sealing gasket 144.First movable part 142 is using the material for being attracted or being repelled by magnet 21, such as iron, cobalt, nickel and magnetic
Iron etc..First sealing gasket 144 is fixedly mounted on the first movable part 142 towards one end of inlet valve valve 141, the first spring 143
One end fix, the other end is connected with the first movable part 142, for making the first movable part 142 not attracted or arranged by magnet 21
It can be resetted during reprimand.
In the utility model embodiment, the first movable part 142 uses the first movable core movable up and down, magnet 21
Using neodymium iron boron strong magnet, so as to which the first movable part 142 is attracted by magnet 21.When need by valve control section 2 control magnetic control
During IO Intake Valve Opens, when the magnet 21 is moved to the first 142 lower section of movable part, magnet 142 attracts the first movable part 142 to moving down
When dynamic, the first spring 143 is pressurized and deformed upon, and inlet valve valve 141 is opened, and is realized between air admission hole 11 and air bag connecting hole 13
Gas circulates, so that source of the gas can be that Aerostats armchair seat rises to airbag aeration.When magnet 142 is removed, the first spring 143
Recover deformation, moving up the first movable part 142 by elastic force makes its reset, so that first on the first movable part 142
Sealing gasket 144 closes inlet valve valve 141, and source of the gas stops to airbag aeration, and Aerostats armchair seat stops rising.
In the utility model embodiment, magnetic control exhaust valve includes exhaust valve valve, and can close exhaust valve valve
Magnetic control exhaust sealing portion.Magnetic control exhaust sealing portion includes the second movable part, second spring and the second sealing gasket；Second movable part
By the attraction or repulsion of magnet；Second sealing gasket is on the second movable part；One end of second spring is fixed, the other end and second
Movable part connects.Second movable part is the second movable core by attraction.
Magnetic control exhaust valve in the present embodiment uses identical structure and reality with the magnetic control inlet valve 14 in above-described embodiment
Existing mode, therefore repeat no more.
As shown in Fig. 2, Fig. 4 and Fig. 5, in the utility model embodiment, valve control section 2 includes control sheet 22, fixed
Pin 23 and magnet 21.Control sheet 22 includes pin-and-hole 221, magnet groove 222, air inlet chain of command 223 and gas exhaust inspecting face 224.
Pin-and-hole 221 in control sheet 22 is used to insert steady pin 23, to cause control sheet 22 to be arranged on by steady pin 23
The side of valve body 1, pin-and-hole 221 is circle, and is coordinated between steady pin 23 using gap, to avoid pin-and-hole 221 with fixing
Clamping between pin 23 so that control sheet 22 can rotate within the specific limits around steady pin 23.
Magnet groove 222 be used for insert magnet 21, to make magnet 21 be fixedly mounted in control sheet 22, control sheet 22 around
When steady pin 23 rotates, magnet 21 also can concomitant rotation.By the setting to steady pin 23 and the position of magnet 21, magnet may be such that
21 are capable of the one of the remote sealing gasket of one end of close first movable core or the second movable core under the drive of control sheet 22
End, and attract movable core to produce displacement, so as to control being turned on and off for magnetic control inlet valve and magnetic control exhaust valve.
Air inlet chain of command 223 has certain radian with gas exhaust inspecting face 224, and the two has certain folder between each other
Angle, an approximate sector region is formed between two faces.Air inlet chain of command 223 or gas exhaust inspecting face 224 is promoted to control
Film-making 22 rotates, and with moving magnet 21 close to one end of the first movable core or the remote sealing gasket of the second movable core one
End, so as to control being turned on and off for magnetic control inlet valve and magnetic control exhaust valve.By in air inlet chain of command 223 and gas exhaust inspecting face
In sector region folded by 224, the rod member moved up and down with the rise and fall of Aerostats armchair seat, spheroid or cam etc. is set to tie
Structure, rising or falling for seat is set to drive control sheet 22 to swing, so as to which the height change of seat is fed back on memory altitude valve,
Enable memory altitude valve to control the inflation/deflation of air bag according to the height of seat, adjust height of seat.In air inlet chain of command 223
In the sector region folded by gas exhaust inspecting face 224, can also not have to it is extra the structures such as rod member, spheroid or cam are set, can be with
By to remember altitude valve installation site and angle selection, make seat per se with rod member be located at sector region so that
Realize that rising or falling for seat drives control sheet 22 to swing, to adjust height of seat.
As shown in fig. 6, in utility model embodiment, memory altitude valve also includes memory height adjusting part 3, and valve body 1 is set
Put on memory height adjusting part 3, memory height adjusting part 3 include regulation drag-line mounting hole 31, back-moving spring mounting hole 32, with
And mounting groove 33.
Mounting groove 33 is the groove that both sides communicate, and its cross section is 4/3rds to five/5ths circular arcs, for that will remember
Altitude valve is recalled on the rod member of Aerostats armchair seat base.In the present embodiment, raised item is additionally provided with mounting groove 33, for making
Memory altitude valve is more stable to be arranged on rod member.Regulation drag-line mounting hole 31, which is used to install, to be used to adjust seat setting height
Zip is adjusted, pulls regulation zip make it that remembering rod member of the height adjusting part 3 where it rotates, so as to drive whole memory
Altitude valve rotates so that air inlet chain of command 223 becomes with the position of the sector region folded by gas exhaust inspecting face 224 and angle
Change, naturally, touching the height of seat of the control action of valve control section can also change, it is achieved thereby that being set to seat high
Degree adjustment, zip are connected with the pull bar outside seat, and pull bar is provided with several gears, and corresponding is exactly several shelves of height of seat
Position, such as 9 gears of setting, deep low gear are arranged to 100 millimeters with the difference in height of most high-grade corresponding seat.Back-moving spring
Mounting hole 32 is used for one end of fixed reset spring, and the other end of back-moving spring is fixed on the base of Aerostats armchair seat, when loosening
When adjusting zip, back-moving spring can pull memory height adjusting part 3 to be rotated to zip direction in opposite direction, it is achieved thereby that
Adjustment to another direction of seat setting height.
In the utility model embodiment, an edge 34 of memory height adjusting part 3 is provided with the tooth uniformly arranged, and is formed
One section of rack structure.Edge 34 is arc, and the circle where the arc and the circle where the cross section of mounting groove 33 are concentric circles.It is logical
The gear for setting and being meshed with the rack structure is crossed, and drives the motor of the gear, and control button controls turning for the motor
It is dynamic, drive memory height adjusting part 3 to rotate, to realize by adjustment of the button to the setting height of Aerostats armchair seat, compared to biography
System is more facilitated by zip adjustment.
The utility model embodiment additionally provides a kind of Aerostats armchair seat, including seat body, air bag and above-described embodiment
In memory altitude valve.Air bag can adjust Aerostats armchair seat in seat body by adjusting inflation or the exhaust of air bag
Height of seat.The height of seat that altitude valve is used for the height of seat and reality set according to user is remembered, to control air bag
Inflation or exhaust so that height of seat is maintained at the height of user's setting.
The utility model embodiment additionally provides a kind of automobile, including the air bag in automobile body, and above-described embodiment
Seat.
A kind of memory altitude valve provided by the utility model, applied to Aerostats armchair seat, memory altitude valve includes valve body, and
Valve control section, by setting magnetic control inlet valve to enter between the air bag connecting hole and air admission hole on valve body, and connect in air bag
Connect setting magnetic control exhaust valve between hole and steam vent, and the height of seat by the magnet on valve control section according to Aerostats armchair seat
The two valve openings or closing are controlled, to control the air inlet of air bag and exhaust, without using the physical control knots such as valve rod
Structure, naturally also without using sealing ring easy to wear, the service life and stability of valve body are improved, solves existing height
The problem of valve reliability is poor, service life is shorter.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. one kind memory altitude valve, applied to Aerostats armchair seat, it is characterised in that the memory altitude valve includes：Valve body, Yi Jiqi
Gate control portion；
The valve body is provided with air admission hole, steam vent and air bag connecting hole；
The air bag connecting hole connects with the air admission hole and the steam vent respectively, and the air bag connecting hole and the air inlet
Magnetic control inlet valve is provided between hole, magnetic control exhaust valve is provided between the air bag connecting hole and the steam vent；
The valve control section has the height of seat according to the Aerostats armchair seat, controls the magnetic control inlet valve and the magnetic control
Exhauxt valve opens or the magnet of closing.
2. memory altitude valve as claimed in claim 1, it is characterised in that
The magnetic control inlet valve includes inlet valve valve, and can close the magnetic control inlet seal portion of the inlet valve valve；
The magnetic control exhaust valve includes exhaust valve valve, and can close the magnetic control exhaust sealing portion of the exhaust valve valve.
3. memory altitude valve as claimed in claim 2, it is characterised in that
The magnetic control inlet seal portion includes the first movable part, the first spring and the first sealing gasket；
Attraction or repulsion of first movable part by the magnet；
First sealing gasket is on first movable part；
One end of first spring is fixed, and the other end is connected with first movable part；
The magnetic control exhaust sealing portion includes the second movable part, second spring and the second sealing gasket；
Attraction or repulsion of second movable part by the magnet；
Second sealing gasket is on second movable part；
One end of the second spring is fixed, and the other end is connected with second movable part.
4. memory altitude valve as claimed in claim 3, it is characterised in that
First movable part is the first movable core by the attraction；
Second movable part is the second movable core by the attraction.
5. memory altitude valve as claimed in claim 4, it is characterised in that the valve control section includes control sheet, steady pin
And the magnet；
The steady pin is used to install the control sheet, and the control sheet can be swung around the steady pin；
The magnet can be moved to the one of first movable core in the control sheet under the drive of the control sheet
End or one end of second movable core.
6. memory altitude valve as claimed in claim 5, it is characterised in that the control sheet includes：
Coordinate with the steady pin gap, for inserting the circular pin hole of the steady pin；
For inserting the magnet groove of the magnet；
Air inlet chain of command, the air inlet chain of command is promoted to rotate the control sheet, so that the magnet is close to described first
One end of movable core；
Gas exhaust inspecting face, the gas exhaust inspecting face is promoted to rotate the control sheet, so that the magnet is close to described second
One end of movable core.
7. memory altitude valve as claimed in claim 1, it is characterised in that the memory altitude valve also includes memory height and adjusted
Portion；
The valve body is on the memory height adjusting part；
The memory height adjusting part includes：Adjust drag-line mounting hole, back-moving spring mounting hole and mounting groove；
The mounting groove is groove, and its cross section is 4/3rds to five/5ths circular arcs.
8. memory altitude valve as claimed in claim 7, it is characterised in that the edge of the memory height adjusting part is provided with uniform
The tooth of arrangement.
A kind of 9. Aerostats armchair seat, it is characterised in that including：
Seat body；
Air bag in the seat body, for adjusting height of seat；And
The air bag inflation/deflation is controlled according to memory height, the memory altitude valve as described in any one of claim 1~8.
A kind of 10. automobile, it is characterised in that including：
Automobile body；And
Aerostats armchair seat as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720584420.8U CN207005392U (en) | 2017-05-24 | 2017-05-24 | One kind memory altitude valve, Aerostats armchair seat and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720584420.8U CN207005392U (en) | 2017-05-24 | 2017-05-24 | One kind memory altitude valve, Aerostats armchair seat and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207005392U true CN207005392U (en) | 2018-02-13 |
Family
ID=61445358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720584420.8U Active CN207005392U (en) | 2017-05-24 | 2017-05-24 | One kind memory altitude valve, Aerostats armchair seat and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207005392U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108930826A (en) * | 2017-05-24 | 2018-12-04 | 慈溪市维克多自控元件有限公司 | A kind of memory altitude valve, Aerostats armchair seat and automobile |
-
2017
- 2017-05-24 CN CN201720584420.8U patent/CN207005392U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108930826A (en) * | 2017-05-24 | 2018-12-04 | 慈溪市维克多自控元件有限公司 | A kind of memory altitude valve, Aerostats armchair seat and automobile |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207005392U (en) | One kind memory altitude valve, Aerostats armchair seat and automobile | |
| US10315548B2 (en) | Device for pneumatically adjusting a seat in a means of transport | |
| US10920761B2 (en) | Pump-valve integrated mechanism | |
| CN110593736A (en) | Waterproof safety door | |
| CN100436221C (en) | Height regulating method and system for air spring suspension system of urban railway magnetic suspension train | |
| WO2015086088A1 (en) | Sma valve for controlling pressurized air supply to an air cell in a vehicle seat | |
| CN103042898A (en) | Powered diaphragm air extractor and control system | |
| CN107323321B (en) | A kind of arta vehicle seat unit | |
| CN108930826A (en) | A kind of memory altitude valve, Aerostats armchair seat and automobile | |
| CN209353921U (en) | A kind of structure being adjustable hinge leaf full process positioning dynamics | |
| CN206904319U (en) | A kind of differential valve and the pressure control device used for rail vehicle containing the differential valve | |
| US20170146148A1 (en) | Pneumatic valve for vehicle | |
| CN211693532U (en) | Two-way valve | |
| CN109466267B (en) | Vehicle air bag height adjusting device | |
| CN214523491U (en) | Multistage inflation system for automobile seat | |
| CN202768863U (en) | Two-position and two-way direct operated electro-magnetic valve for sun block apparatus in automobile | |
| CN209538993U (en) | A kind of tail door supporting rod and automobile | |
| CN100445138C (en) | Pneumatic automobile safety belt | |
| CN100427340C (en) | Pneumatic rotary automobile safety belt | |
| CN219388114U (en) | Built-in pump and inflatable bed | |
| CN216439470U (en) | Air cushion bed with adjustable air pressure position | |
| CN216613634U (en) | Elevator car scram device | |
| KR101907346B1 (en) | Automatic sliding door system | |
| CN215949967U (en) | Non-contact cover opening system for automobile refueling, hydrogenation, gas filling or charging | |
| CN113952140B (en) | Intelligent medical robot with patient carrying function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |