CN107605986A - A kind of clutch slave cylinder assembly deflation structure - Google Patents
A kind of clutch slave cylinder assembly deflation structure Download PDFInfo
- Publication number
- CN107605986A CN107605986A CN201710790894.2A CN201710790894A CN107605986A CN 107605986 A CN107605986 A CN 107605986A CN 201710790894 A CN201710790894 A CN 201710790894A CN 107605986 A CN107605986 A CN 107605986A
- Authority
- CN
- China
- Prior art keywords
- deflation
- hole
- briquetting
- mating surface
- cylindrical portion
- Prior art date
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Abstract
The invention discloses a kind of clutch slave cylinder assembly deflation structure, including：Cylinder body, formed with working chamber, the wall of the working chamber has provided deflation through hole, formed with the first mating surface on the internal face of the deflation through hole；Deflation briquetting, formed with the second mating surface on outer circumference surface；The deflation briquetting, which is contained in the deflation through hole, forms the first operating conditions and the second operating conditions；When the deflation briquetting is in the first operating conditions, second mating surface is brought into close contact to be seal-installed in the deflation through hole in first mating surface, the deflation briquetting；When the deflation briquetting is in the second operating conditions, formed with gap between second mating surface and first mating surface, the gas in clutch pipeline is discharged after flowing through the deflation through hole and gap.Compared with prior art, the present invention solves the problems, such as to need two people to be operated during exhaust, improves convenience.
Description
Technical field
The present invention relates to automobile clutch technical field, particularly a kind of clutch slave cylinder assembly deflation structure.
Background technology
Clutch slave cylinder assembly belongs to an important spare part in automatic clutch steerable system, and it act as turning hydraulic energy
Kinetic energy is turned to, promotes clutch separation fork or clutch separation rocking arm so that clutch realizes separation.Clutch slave cylinder assembly this
The outer function of also having pipeline exhaust, its structure is per se with exhaust structure, mainly when gas in manually to clutch pipeline is discharged
Use.Current clutch slave cylinder assembly exhaust structure, need two people to coordinate the gas just completed in clutch pipeline, operate not side
Just, it is more difficult.
As shown in Figure 1 to Figure 3, Fig. 1 is existing clutch slave cylinder assembly structure schematic diagram, and Fig. 2 is existing clutch slave cylinder
The partial enlarged drawing of assembly, Fig. 3 are the structural representation of bleed screw, and existing clutch slave cylinder assembly deflation structure is by deflation spiral shell
Nail 2 and cylinder body 1 form.Wherein there is air vent 3 on cylinder body 1, air vent conical surface 3a, the upper bands of air vent 3 are carried among air vent 3
There is air vent screw thread 3b；The bottom of bleed screw 2 is taper surface 2a, and taper surface 2a tops carry bleed screw screw thread 2b, its center
With gas vent 2c, it is connected with the deflation aperture 2d of bottom.
When pipeline normal condition, the bleed screw screw thread 2b on bleed screw 2 is engaged with cylinder body air vent screw thread 3b,
Bleed screw bottom pyramidal face 2a is fitted with air vent conical surface 3a in the middle part of air vent, cylinder interior is mutually closed with outside,
Whole pipeline is set to form closed state；
When having air in pipeline or re-replacing brake fluid, air in pipeline need to be discharged, clutch steerable system can
Normal use.
During exhaust, bleed screw 2 need to be unscrewed by metal plate hand, now again by the bleed screw on bleed screw 2
Screw thread 2b and cylinder body air vent screw thread 3b interacts, and bleed screw 2 is walked upwards so that taper surface 2a in the middle part of air vent with putting
Stomata conical surface 3a is separated, and the band air and partial brake in pipeline now can be by deflation aperture 2d below bleed screw, from putting
Discharged in gas port 2c.
Existing clutch slave cylinder assembly deflation structure to need two people to be operated when clutch pipeline is vented, a people
Positioned at driver's cabin pedal, another people, which is located at clutch slave cylinder, is exhausted manipulation.During exhaust, clutch slave cylinder assembly is deflated
In closed state, multiple pedal is needed positioned at driver's cabin people, brake fluid in clutch pipeline is built pressure, gas is depressed into clutch
At wheel cylinder air vent, when being built to certain pressure, clutch pedal need to be kept stepping on to bottom state positioned at driver's cabin people；Now position
Bleed screw 2 is unscrewed, is exhausted, after this discharge gas is without pressure, needed by metal plate hand by the people at clutch slave cylinder assembly
Bleed screw 2 is tightened；Primary emission action is completed, it is necessary to this running three to six times be repeated, until the brake fluid of discharge is still
Untill shape.
Existing clutch slave cylinder assembly deflation structure to need two people to be operated when clutch pipeline is vented, a people without
Method is operated；When such as run into driver one needs discharge in road, then it can not complete；Two people operation is more troublesome.
The content of the invention
It is an object of the invention to provide a kind of clutch slave cylinder assembly deflation structure, to solve clutch pipe of the prior art
Road needs the technical problem that two people are operated when being vented.
The invention provides a kind of clutch slave cylinder assembly deflation structure, including：
Cylinder body, formed with working chamber, the wall of the working chamber has provided deflation through hole, the internal face of the deflation through hole
On formed with the first mating surface；
Deflation briquetting, formed with the second mating surface on outer circumference surface；
The deflation briquetting, which is contained in the deflation through hole, forms the first operating conditions and the second operating conditions；
When the deflation briquetting is in the first operating conditions, second mating surface is brought into close contact in first mating surface,
The deflation briquetting is seal-installed in the deflation through hole；
When the deflation briquetting is in the second operating conditions, between second mating surface and first mating surface formed with
Gap, the gas in clutch pipeline are discharged after flowing through the deflation through hole and gap.
Clutch slave cylinder assembly deflation structure as described above, these, it is preferred to, the deflation through hole from lower to upper according to
The secondary first through hole section increased paragraph by paragraph including internal diameter, the second through hole section and third through-hole section, the first through hole section and described
First mating surface is formed between two through hole sections, formed with First between second through hole section and the third through-hole section
Terrace；The deflation briquetting includes the first cylindrical portion, the second cylindrical portion and the 3rd cylindrical portion successively from lower to upper, and described second matches somebody with somebody
Conjunction face is formed at the outer circumference surface of first cylindrical portion, between second cylindrical portion and the 3rd cylindrical portion formed with
The second step face of the First terrace fitting, leads between second cylindrical portion and second through hole section formed with gas excessively
Road, the 3rd cylindrical portion provides crosses vent hole with what the gas passage excessively connected.
Clutch slave cylinder assembly deflation structure as described above, these, it is preferred to, first mating surface and described the
Two mating surfaces are taper surface.
Clutch slave cylinder assembly deflation structure as described above, these, it is preferred to, it is described cross vent hole be provided with it is multiple,
Multiple vent hole spacer rings of crossing are in the 3rd cylindrical portion.
Clutch slave cylinder assembly deflation structure as described above, these, it is preferred to, the deflation structure also includes locking
Block and preloading spring, the clamping block are fixed on the top of the deflation briquetting, and the bottom of the preloading spring presses on institute
State on deflation briquetting, the head end of the preloading spring is pressed on the clamping block.
Clutch slave cylinder assembly deflation structure as described above, these, it is preferred to, the clamping block includes the first locking
Section and the second lock segments, formed with step surface, the preloading spring back of the body between first lock segments and second lock segments
One end from the deflation briquetting is pressed on the step surface, and second lock segments are coordinated by screw thread is fixed on described put
In vent hole.
Clutch slave cylinder assembly deflation structure as described above, these, it is preferred to, the clamping block, which has axially penetrated through, to be put
Gas passage, deflation aperture is offered on the outer circumference surface of the clamping block, one end of the deflation aperture connects with bleed passage,
The other end of the deflation aperture connects with the third through-hole section.
Compared with prior art, the deflation briquetting that the present invention is installed by setting activity, under normal conditions, deflation briquetting is in
First operating conditions, when the pressure in clutch pipeline reaches to a certain degree, the second mating surface of deflation briquetting is under pressure up to walk,
Switch to the second operating conditions, gap is now formed between the first mating surface, gas behind deflation through hole and gap by discharging, instantaneously
Between, the pressure in clutch pipeline declines, and deflation briquetting comes back to the first operating conditions, avoids air from returning in working chamber, clutch
When pipeline is vented, it is only necessary to one man operation, clutch pedal is constantly stepped on, make to reach certain pressure in clutch pipeline, automatic exhaust, directly
Untill discharge brake fluid is without blister, pipeline exhaust is completed.Solve the problems, such as to need two people to be operated during exhaust, improve
Convenience.
Brief description of the drawings
Fig. 1 is existing clutch slave cylinder assembly structure schematic diagram；
Fig. 2 is the partial enlarged drawing of existing clutch slave cylinder assembly；
Fig. 3 is the structural representation of existing bleed screw；
Fig. 4 is the clutch slave cylinder assembly structure schematic diagram of the present invention；
Fig. 5 is the structural representation of the deflation structure of the present invention；
Fig. 6 is the structural representation of deflation through hole of the present invention；
Fig. 7 is the structural representation of deflation briquetting of the present invention；
Fig. 8 is the structural representation of clamping block of the present invention.
Description of reference numerals：
11- cylinder bodies, 12- working chambers；
21- deflation through holes, the mating surfaces of 22- first, 23- first through hole sections, the through hole sections of 24- second, 25- third through-hole sections,
26- First terraces；
31- deflation briquettings, the mating surfaces of 32- second, the cylindrical portions of 33- first, the cylindrical portions of 34- second, the cylindrical portions of 35- the 3rd,
36- second steps face, 37- cross gas passage, and 38- crosses vent hole；
41- clamping blocks, 42- preloading springs, 43- bleed passages, 44- deflation apertures, the lock segments of 45- first, 46- second lock
Determine section；
In the prior art：
1- cylinder bodies, 2- bleed screws, 2a- taper surfaces, 2b- bleed screw screw threads, 2c- gas vents, 2d- deflation apertures, 3-
Air vent, the 3a- air vent conical surfaces, 3b- air vent screw threads.
Embodiment
The embodiments described below with reference to the accompanying drawings are exemplary, is only used for explaining the present invention, and can not be construed to
Limitation of the present invention.
As shown in Figure 4 and Figure 5, the embodiment provides a kind of clutch slave cylinder assembly deflation structure, including：
Cylinder body 11, formed with working chamber 12, the wall of the working chamber 12 has provided deflation through hole 21, the deflation through hole
Formed with the first mating surface 22 on 21 internal face；Deflation briquetting 31, formed with the second mating surface 32 on outer circumference surface；It is described to put
Air pressure block 31, which is contained in the deflation through hole 21, forms the first operating conditions and the second operating conditions；The deflation briquetting 31 is in
During the first operating conditions, second mating surface 32 is brought into close contact in first mating surface 22, the sealing of deflation briquetting 31 peace
Loaded in the deflation through hole 21 so that clutch pipeline forms closed state；When the deflation briquetting 31 is in the second operating conditions,
Formed with gap between second mating surface 32 and first mating surface 22, the gas in clutch pipeline flows through the deflation
Discharged behind through hole 21 and gap.
Under normal conditions, deflation briquetting 31 is stressed or Action of Gravity Field so that the second mating surface 32 is brought into close contact in described
First mating surface 22, deflation briquetting 31 seal deflation through hole 21, the stuffiness of deflation through hole 21, and now deflation briquetting 31 is in the
One operating conditions, when the pressure in clutch pipeline reaches to a certain degree, breakthrough is applied to pressure or gravity on deflation briquetting 31
When, the second mating surface 32 of deflation briquetting 31 is upwarded pressure up to walk by from clutch pipeline, switchs to the second operating conditions,
Gap is now formed between the first mating surface 22, gas behind deflation through hole 21 and gap by discharging, instantaneous time, clutch pipeline
Interior pressure declines, and deflation briquetting 31 comes back to the first operating conditions, avoids air from returning in working chamber 12, clutch pipeline exhaust
When, it is only necessary to one man operation, clutch pedal is constantly stepped on, make to reach certain pressure in clutch pipeline, automatic exhaust, until discharge is made
Untill hydrodynamic is without blister, pipeline exhaust is completed.Above-described embodiment is solved the problems, such as to need two people to be operated during exhaust, improved
Convenience.
Shown in reference picture 6 and Fig. 7, the deflation through hole 21 includes the first through hole that internal diameter increases paragraph by paragraph successively from lower to upper
The 23, second through hole section 24 of section and third through-hole section 25, institute is formed between the first through hole section 23 and second through hole section 24
The first mating surface 22 is stated, the First terrace formed with annular between second through hole section 24 and the third through-hole section 25
26；The deflation briquetting 31 includes the first cylindrical portion 33, the second cylindrical portion 34 and the 3rd cylindrical portion 35 successively from lower to upper, described
Second mating surface 32 is formed at the outer circumference surface of first cylindrical portion 33, and second mating surface 32 is brought into close contact in described
When in one mating surface 22, first cylindrical portion 33 extends into the first through hole section 23 and forms sealing cooperation, second post
Formed with the second step face 36 being bonded with the First terrace 26 between shape section 34 and the 3rd cylindrical portion 35, described
The external diameter of two cylindrical portions 34 is less than the internal diameter of second through hole section 24, second cylindrical portion 34 and second through hole section
Formed with gas passage 37 excessively between 24, the 3rd cylindrical portion 35 provides and the vent hole excessively crossed gas passage 37 and connected
38。
Under normal conditions, deflation briquetting 31 is stressed or Action of Gravity Field, the second step face 36 press on described first
Step surface 26, the second mating surface 32 are fitted tightly in the first mating surface 22, and the first cylindrical portion 33 extends into the first through hole
Section 23, first through hole section 23 is closed, and clutch pipeline forms closed state, when the pressure in clutch pipeline reaches to a certain degree,
When breakthrough is applied to the pressure or gravity on deflation briquetting 31, deflation briquetting 31 is upwarded pressure by from clutch pipeline
Up walk, gap is formed between the first mating surface 22 and the second mating surface 32, first through hole section 23 is unimpeded, and it is logical that gas flows through first
Hole section 23, excessively gas passage 37, discharged after crossing vent hole 38 and third through-hole section 25.Instantaneous time, the pressure in clutch pipeline decline,
Deflation briquetting 31 declines, and first through hole section 23 is reclosed.
In order to improve the sealing effectiveness of deflation through hole 21, first mating surface 22 and second mating surface 32 are cone
Shape face, the inwall of second through hole section 24 gradually taper up to form first mating surface 22 towards axis, first through hole section 23,
First cylindrical portion 33 is frustum cone structure, and the laminating degree of two such taper surface is more preferable, will to the craft precision of deflation briquetting 31
Reduction is asked, difficulty of processing is reduced and improves sealing effectiveness simultaneously.
During daily traveling or when clutch pipeline need not deflate, clutch pipeline needs to be in closed state, in order that
The briquetting 31 that must deflate can be seal-installed in deflation through hole 21 all the time when without bleed air operation, and reference picture 5 and Fig. 8 are described
Deflation structure also includes clamping block 41 and preloading spring 42, and the clamping block 41 is contained in the third through-hole section of deflation through hole 21
In 25, and the top of the deflation briquetting 31 is fixed on, the bottom of the preloading spring 42 is pressed on the deflation briquetting 31,
The head end of the preloading spring 42 is pressed on the clamping block 41.Under normality, the clamping block 41 presses on the pressure of deflating
On block 31, so that deflation briquetting 31 is pressed and fixed in deflation through hole 21, although clutch pipeline can be applied to deflation briquetting 31
One upward active force, but it is not enough to overcome the thrust of clamping block 41, so that the second mating surface 32 is close to all the time
In first mating surface 22, deflation through hole 21 is closed, and when needing to carry out bleed air operation to clutch pipeline, clamping block 41 is lifted
To rise, now there is gap the lower surface of clamping block 41 with the upper surface of deflation briquetting 31, by the pretightning force of preloading spring 42, pressure of now deflating
Block 31 is close in deflation through hole 21, and when the pressure in clutch pipeline reaches to a certain degree, breakthrough is applied on deflation briquetting 31
When pretightning force and gravity, gap is formed between the first mating surface 22 and the second mating surface 32, first through hole section 23 is unimpeded, pressure of deflating
Block 31 is upwarded pressure up to walk by from clutch pipeline, and gas flows through first through hole section 23, gas passage 37, gas excessively excessively leads to
Discharged after hole 38 and third through-hole section 25.Instantaneous time, the pressure in clutch pipeline decline, and deflation briquetting 31 declines, first through hole
Section 23 is reclosed.When clutch pipeline is vented, it is only necessary to one man operation, first lift clamping block 41, return driver's cabin, no
It is disconnected to step on clutch pedal, make to reach certain pressure in clutch pipeline, automatic exhaust, untill discharge brake fluid is without blister, complete
Pipeline is vented.Solve the problems, such as to need two people to be operated during exhaust, improve convenience.
The clamping block 41 includes the first lock segments 45 and the second lock segments 46, first lock segments 45 and described second
Between lock segments 46 step is pressed on formed with step surface, the preloading spring 42 away from one end of the deflation briquetting 31
On face, second lock segments 46 are coordinated by screw thread to be fixed in the deflation through hole 21.Under normality, first lock segments
45 are pressed on the deflation briquetting 31, and preloading spring 42 is compacted.Coordinated by screw thread, can not only quickly turn match somebody with somebody with dismounting,
The operating time is reduced, on the other hand, screw thread coordinates can be by the height and position of fine-tuning locking block 41, so as to adjust preloading spring
42 thrust.
The clamping block 41 has axially penetrated through bleed passage 43, and bleed passage 43 is in communication with the outside, the clamping block 41
Deflation aperture 44 is offered on outer circumference surface, the deflation aperture 44 is located on first lock segments 45, the deflation aperture
44 one end connects with bleed passage 43, and the other end of the deflation aperture 44 connects with the third through-hole section 25.Flow into the
The gas of three through hole sections 25 is discharged by flowing through bleed passage 43 after deflation aperture 44.
The operating process of the present embodiment is：
During initial state, the screw thread of clamping block 41 is matched with the deflation through hole 21, and now preloading spring 42 is in compression
State, the first lock segments 45 of the clamping block 41 are pressed on the deflation briquetting 31 so that deflation briquetting 31 is pressed solid
Due in deflation through hole 21, deflation through hole 21 is closed, and during exhaust, clamping block 41 is lifted up rotating simultaneously and unscrewed, and is locked
Now there is gap the lower surface of block 41 with the upper surface of deflation briquetting 31, and by the pretightning force of preloading spring 42, now deflation briquetting 31 is tight
It is placed with vent hole 21, returns driver's cabin, constantly step on clutch pedal, make to reach certain pressure in clutch pipeline, breaks through and apply
In the thrust and gravity on deflation briquetting 31, gap is formed between the first mating surface 22 and the second mating surface 32, first is logical
Hole section 23 is unimpeded, and deflation briquetting 31 is upwarded pressure up to walk by from clutch pipeline, gas flow through first through hole section 23,
Discharged after crossing gas passage 37, excessively vent hole 38, deflation aperture 44 and bleed passage 43.Instantaneous time, under the pressure in clutch pipeline
Drop, deflation briquetting 31 decline, and first through hole section 23 is reclosed.Untill discharge brake fluid is without blister, tubes rows are completed
Gas.
Construction, feature and the action effect of the present invention, above institute is described in detail according to the embodiment shown in schema above
Only presently preferred embodiments of the present invention is stated, but the present invention is not to limit practical range shown in drawing, it is every according to structure of the invention
Want made change, or be revised as the equivalent embodiment of equivalent variations, when still without departing from specification and illustrating covered spirit,
All should be within the scope of the present invention.
Claims (7)
- A kind of 1. clutch slave cylinder assembly deflation structure, it is characterised in that including：Cylinder body (11), formed with working chamber (12), the wall of the working chamber (12) has provided deflation through hole (21), the deflation Formed with the first mating surface (22) on the internal face of through hole (21)；Deflation briquetting (31), formed with the second mating surface (32) on outer circumference surface；The deflation briquetting (31), which is contained in the deflation through hole (21), forms the first operating conditions and the second operating conditions；When the deflation briquetting (31) is in the first operating conditions, second mating surface (32) is brought into close contact to be coordinated in described first Face (22), the deflation briquetting (31) are seal-installed in the deflation through hole (21)；When the deflation briquetting (31) is in the second operating conditions, second mating surface (32) and first mating surface (22) it Between formed with gap, the gas in clutch pipeline is discharged after flowing through the deflation through hole (21) and gap.
- 2. clutch slave cylinder assembly deflation structure according to claim 1, it is characterised in that：The deflation through hole (21) by Under up include the internal diameter first through hole section (23), the second through hole section (24) and the third through-hole section (25) that increase paragraph by paragraph, institute successively State and first mating surface (22), second through hole section are formed between first through hole section (23) and second through hole section (24) (24) formed with First terrace (26) between the third through-hole section (25)；The deflation briquetting (31) is from lower to upper successively Including the first cylindrical portion (33), the second cylindrical portion (34) and the 3rd cylindrical portion (35), second mating surface (32) is formed at institute State the outer circumference surface of the first cylindrical portion (33), between second cylindrical portion (34) and the 3rd cylindrical portion (35) formed with The second step face (36) of First terrace (26) fitting, second cylindrical portion (34) and second through hole section (24) Between formed with cross gas passage (37), the 3rd cylindrical portion (35) provide with it is described cross gas passage (37) connect mistake gas lead to Hole (38).
- 3. clutch slave cylinder assembly deflation structure according to claim 2, it is characterised in that：First mating surface (22) It is taper surface with second mating surface (32).
- 4. clutch slave cylinder assembly deflation structure according to claim 2, it is characterised in that：The vent hole (38) of crossing is set Have multiple, multiple described vent hole (38) spacer rings of crossing are on the 3rd cylindrical portion (35).
- 5. clutch slave cylinder assembly deflation structure according to claim 2, it is characterised in that：The deflation structure also includes Clamping block (41) and preloading spring (42), the clamping block (41) is fixed on the top of the deflation briquetting (31), described pre- The bottom of tight spring (42) is pressed on the deflation briquetting (31), and the head end of the preloading spring (42) presses on the locking On block (41).
- 6. clutch slave cylinder assembly deflation structure according to claim 5, it is characterised in that：The clamping block (41) includes First lock segments (45) and the second lock segments (46), formed between first lock segments (45) and second lock segments (46) There is a step surface, the preloading spring (42) is pressed on the step surface away from one end of the deflation briquetting (31), and described the Two lock segments (46) are coordinated by screw thread to be fixed in the deflation through hole (21).
- 7. clutch slave cylinder assembly deflation structure according to claim 5, it is characterised in that：The clamping block (41) is axially Through there is bleed passage (43), deflation aperture (44), the deflation aperture are offered on the outer circumference surface of the clamping block (41) (44) one end connects with bleed passage (43), and the other end of the deflation aperture (44) connects with the third through-hole section (25) It is logical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710790894.2A CN107605986A (en) | 2017-09-05 | 2017-09-05 | A kind of clutch slave cylinder assembly deflation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710790894.2A CN107605986A (en) | 2017-09-05 | 2017-09-05 | A kind of clutch slave cylinder assembly deflation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107605986A true CN107605986A (en) | 2018-01-19 |
Family
ID=61057192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710790894.2A Pending CN107605986A (en) | 2017-09-05 | 2017-09-05 | A kind of clutch slave cylinder assembly deflation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107605986A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561596A (en) * | 2020-05-15 | 2020-08-21 | 安徽江淮汽车集团股份有限公司 | Three-way valve for clutch |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3973883B2 (en) * | 2001-11-27 | 2007-09-12 | サントリー株式会社 | Degassing valve with safety valve for dispenser washing barrel |
| DE102007058160B3 (en) * | 2007-11-30 | 2009-05-20 | Klaus Heinrichs | Bleed valve for use in screw plug, has barrier locking advanced movement of valve body, where sealing surface of seal element is deformed such that sealing surfaces are separated from each other and valve is opened |
| CN203477127U (en) * | 2013-09-02 | 2014-03-12 | 瑞立集团瑞安汽车零部件有限公司 | Clutch slave cylinder capable of assisting in vacuum oil injection |
| CN204226614U (en) * | 2014-10-23 | 2015-03-25 | 中研技术有限公司 | A kind of Ventilated cap of speed reducer |
| US20160084394A1 (en) * | 2014-09-19 | 2016-03-24 | Engineered Controls International, Llc | Noise reduction relief valve for cryogenic liquid containers |
| EP2447580A3 (en) * | 2010-11-01 | 2016-11-16 | Hale Products, INC. | Automatic bleed valve assembly |
| CN107035901A (en) * | 2016-12-13 | 2017-08-11 | 惠阳航空螺旋桨有限责任公司 | A kind of propeller vent valve |
-
2017
- 2017-09-05 CN CN201710790894.2A patent/CN107605986A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3973883B2 (en) * | 2001-11-27 | 2007-09-12 | サントリー株式会社 | Degassing valve with safety valve for dispenser washing barrel |
| DE102007058160B3 (en) * | 2007-11-30 | 2009-05-20 | Klaus Heinrichs | Bleed valve for use in screw plug, has barrier locking advanced movement of valve body, where sealing surface of seal element is deformed such that sealing surfaces are separated from each other and valve is opened |
| EP2447580A3 (en) * | 2010-11-01 | 2016-11-16 | Hale Products, INC. | Automatic bleed valve assembly |
| CN203477127U (en) * | 2013-09-02 | 2014-03-12 | 瑞立集团瑞安汽车零部件有限公司 | Clutch slave cylinder capable of assisting in vacuum oil injection |
| US20160084394A1 (en) * | 2014-09-19 | 2016-03-24 | Engineered Controls International, Llc | Noise reduction relief valve for cryogenic liquid containers |
| CN204226614U (en) * | 2014-10-23 | 2015-03-25 | 中研技术有限公司 | A kind of Ventilated cap of speed reducer |
| CN107035901A (en) * | 2016-12-13 | 2017-08-11 | 惠阳航空螺旋桨有限责任公司 | A kind of propeller vent valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561596A (en) * | 2020-05-15 | 2020-08-21 | 安徽江淮汽车集团股份有限公司 | Three-way valve for clutch |
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Application publication date: 20180119 |
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| RJ01 | Rejection of invention patent application after publication |