CA1270725A - Differential pressure control valve - Google Patents
Differential pressure control valveInfo
- Publication number
- CA1270725A CA1270725A CA000509454A CA509454A CA1270725A CA 1270725 A CA1270725 A CA 1270725A CA 000509454 A CA000509454 A CA 000509454A CA 509454 A CA509454 A CA 509454A CA 1270725 A CA1270725 A CA 1270725A
- Authority
- CA
- Canada
- Prior art keywords
- pressure
- chamber
- control
- ball
- differential
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims description 13
- 239000012530 fluid Substances 0.000 claims description 9
- 239000012190 activator Substances 0.000 claims description 8
- 230000003111 delayed effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract 2
- 208000036366 Sensation of pressure Diseases 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229940052586 pro 12 Drugs 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/04—Control of fluid pressure without auxiliary power
- G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
- G05D16/063—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane
- G05D16/0644—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator
- G05D16/0663—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator using a spring-loaded membrane with a spring-loaded slideable obturator
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2559—Self-controlled branched flow systems
- Y10T137/2574—Bypass or relief controlled by main line fluid condition
- Y10T137/2605—Pressure responsive
- Y10T137/2607—With pressure reducing inlet valve
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Fluid-Pressure Circuits (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Control Of Fluid Pressure (AREA)
- Safety Valves (AREA)
- Measuring Fluid Pressure (AREA)
- Magnetically Actuated Valves (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
- Hydraulic Control Valves For Brake Systems (AREA)
- Vehicle Body Suspensions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US736,039 | 1985-05-20 | ||
| US06/736,039 US4620561A (en) | 1985-05-20 | 1985-05-20 | Differential pressure control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1270725A true CA1270725A (en) | 1990-06-26 |
Family
ID=24958257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000509454A Expired - Fee Related CA1270725A (en) | 1985-05-20 | 1986-05-20 | Differential pressure control valve |
Country Status (14)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3641968A1 (de) * | 1986-12-09 | 1988-06-16 | Teves Gmbh Alfred | Druckdifferenzventil |
| US5040559A (en) * | 1989-02-06 | 1991-08-20 | Mks Instruments, Inc. | Modulating positive shutoff mechanism |
| US6145535A (en) * | 1999-05-20 | 2000-11-14 | Michelin Recherche Et Technique S.A. | Air priority valve for a compressed air supply system |
| US6959605B2 (en) | 2003-02-27 | 2005-11-01 | Alliant Techsystems Inc. | Incremental pressurization fluctuation counter and methods therefor |
| WO2005042237A1 (en) * | 2003-10-29 | 2005-05-12 | Pirelli Pneumatici S.P.A. | Method and plant for manufacturing a pneumatic tyre for vehicle wheels |
| US8632647B2 (en) * | 2008-08-27 | 2014-01-21 | Michelin Recherche Et Technique S.A. | Method of controlling tread shrinkage during curing |
| WO2025015306A1 (en) * | 2023-07-12 | 2025-01-16 | A & N Corporation | Heater optimized ball valve |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB883844A (en) * | 1958-11-06 | 1961-12-06 | Specialties Dev Corp | Pneumatic pressure responsive device |
| US3021858A (en) * | 1960-07-20 | 1962-02-20 | Moore Products Co | Fluid pressure transmitters |
| CS192229B1 (en) * | 1977-05-19 | 1979-08-31 | Frantisek Ungr | Automatic pressure divider |
| US4434018A (en) * | 1981-09-21 | 1984-02-28 | Bandag, Incorporated | Tire retreading system with envelope pressure |
-
1985
- 1985-05-20 US US06/736,039 patent/US4620561A/en not_active Expired - Lifetime
-
1986
- 1986-04-16 NZ NZ21584586A patent/NZ215845A/xx unknown
- 1986-04-24 IN IN365/DEL/86A patent/IN166185B/en unknown
- 1986-04-24 ZA ZA863079A patent/ZA863079B/xx unknown
- 1986-05-09 AU AU57305/86A patent/AU583919B2/en not_active Ceased
- 1986-05-09 DE DE8686106360T patent/DE3684507D1/de not_active Expired - Fee Related
- 1986-05-09 EP EP19860106360 patent/EP0202558B1/en not_active Expired - Lifetime
- 1986-05-09 AT AT86106360T patent/ATE74218T1/de not_active IP Right Cessation
- 1986-05-16 NO NO861977A patent/NO861977L/no unknown
- 1986-05-16 BR BR8602223A patent/BR8602223A/pt not_active IP Right Cessation
- 1986-05-16 DK DK227886A patent/DK166971B1/da not_active IP Right Cessation
- 1986-05-20 CA CA000509454A patent/CA1270725A/en not_active Expired - Fee Related
- 1986-05-20 FI FI862112A patent/FI90473C/fi not_active IP Right Cessation
- 1986-05-20 JP JP61115999A patent/JPS61294522A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| EP0202558B1 (en) | 1992-03-25 |
| AU583919B2 (en) | 1989-05-11 |
| EP0202558A2 (en) | 1986-11-26 |
| JPH0564363B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-09-14 |
| FI90473B (fi) | 1993-10-29 |
| DK166971B1 (da) | 1993-08-09 |
| FI90473C (fi) | 1994-02-10 |
| DK227886A (da) | 1986-11-21 |
| FI862112A0 (fi) | 1986-05-20 |
| ATE74218T1 (de) | 1992-04-15 |
| JPS61294522A (ja) | 1986-12-25 |
| DE3684507D1 (de) | 1992-04-30 |
| DK227886D0 (da) | 1986-05-16 |
| IN166185B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-03-24 |
| BR8602223A (pt) | 1987-01-13 |
| NO861977L (no) | 1986-11-21 |
| ZA863079B (en) | 1986-12-30 |
| NZ215845A (en) | 1988-11-29 |
| AU5730586A (en) | 1986-11-27 |
| EP0202558A3 (en) | 1988-09-14 |
| US4620561A (en) | 1986-11-04 |
| FI862112L (fi) | 1986-11-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |