CA1123402A - Pressure operated hydraulic control valve - Google Patents
Pressure operated hydraulic control valveInfo
- Publication number
- CA1123402A CA1123402A CA321,178A CA321178A CA1123402A CA 1123402 A CA1123402 A CA 1123402A CA 321178 A CA321178 A CA 321178A CA 1123402 A CA1123402 A CA 1123402A
- Authority
- CA
- Canada
- Prior art keywords
- valve
- ball
- spring
- pressure
- chamber
- 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
Links
- 239000012530 fluid Substances 0.000 claims abstract description 31
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 230000000717 retained effect Effects 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 abstract description 18
- 238000004378 air conditioning Methods 0.000 abstract description 7
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 23
- 239000003507 refrigerant Substances 0.000 description 7
- 235000014676 Phragmites communis Nutrition 0.000 description 6
- 238000004891 communication Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 241001052209 Cylinder Species 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229920000136 polysorbate Polymers 0.000 description 2
- 241000820057 Ithone Species 0.000 description 1
- 244000089486 Phragmites australis subsp australis Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229940000425 combination drug Drugs 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
- F04B27/14—Control
- F04B27/16—Control of pumps with stationary cylinders
- F04B27/18—Control of pumps with stationary cylinders by varying the relative positions of a swash plate and a cylinder block
- F04B27/1804—Controlled by crankcase pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/26—Control
- F04B1/28—Control of machines or pumps with stationary cylinders
- F04B1/29—Control of machines or pumps with stationary cylinders by varying the relative positions of a swash plate and a cylinder block
- F04B1/295—Control of machines or pumps with stationary cylinders by varying the relative positions of a swash plate and a cylinder block by changing the inclination of the swash plate
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Safety Valves (AREA)
- Fluid-Driven Valves (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Fluid-Pressure Circuits (AREA)
- Compressor (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US89674178A | 1978-04-17 | 1978-04-17 | |
| US896,741 | 1978-04-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1123402A true CA1123402A (en) | 1982-05-11 |
Family
ID=25406748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA321,178A Expired CA1123402A (en) | 1978-04-17 | 1979-02-09 | Pressure operated hydraulic control valve |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS54161116A (es) |
| AR (1) | AR217917A1 (es) |
| AU (1) | AU517986B2 (es) |
| BR (1) | BR7902279A (es) |
| CA (1) | CA1123402A (es) |
| DE (1) | DE2912615A1 (es) |
| FR (1) | FR2423809B1 (es) |
| GB (1) | GB2019043B (es) |
| IT (1) | IT1163982B (es) |
| SE (1) | SE7903241L (es) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0637874B2 (ja) * | 1984-12-28 | 1994-05-18 | 株式会社豊田自動織機製作所 | 可変容量圧縮機 |
| JPH02115577A (ja) * | 1988-10-24 | 1990-04-27 | Sanden Corp | 容量可変形揺動式圧縮機 |
| JPH0343685A (ja) * | 1989-07-05 | 1991-02-25 | Sanden Corp | 容量可変型揺動式圧縮機 |
| JPH04342883A (ja) * | 1991-05-17 | 1992-11-30 | Sanden Corp | 容量可変型斜板式圧縮機 |
| JPH11336660A (ja) | 1998-05-27 | 1999-12-07 | Toyota Autom Loom Works Ltd | 可変容量圧縮機およびその組み付け方法 |
| CN108252973B (zh) * | 2018-01-20 | 2020-07-14 | 上海欧特莱阀门机械有限公司 | 一种插装式直动比例减压阀 |
| CN111734706A (zh) * | 2020-06-16 | 2020-10-02 | 浙江迦南科技股份有限公司 | 单向缓冲阀 |
| CN114382897B (zh) * | 2022-01-22 | 2023-10-13 | 江苏明江阀业有限公司 | 一种高危介质防堵塞倒密封波纹管调节阀 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH491375A (de) * | 1968-05-27 | 1970-05-31 | Siemens Ag | Verfahren zur Messung der Wärmeleitfähigkeit von Gasen und Flüssigkeiten |
| US4037993A (en) * | 1976-04-23 | 1977-07-26 | Borg-Warner Corporation | Control system for variable displacement compressor |
| US4061443A (en) * | 1976-12-02 | 1977-12-06 | General Motors Corporation | Variable stroke compressor |
-
1979
- 1979-02-09 CA CA321,178A patent/CA1123402A/en not_active Expired
- 1979-03-27 AU AU45513/79A patent/AU517986B2/en not_active Ceased
- 1979-03-29 DE DE19792912615 patent/DE2912615A1/de not_active Withdrawn
- 1979-04-05 GB GB7911922A patent/GB2019043B/en not_active Expired
- 1979-04-11 BR BR7902279A patent/BR7902279A/pt unknown
- 1979-04-11 SE SE7903241A patent/SE7903241L/ not_active Application Discontinuation
- 1979-04-12 IT IT48711/79A patent/IT1163982B/it active
- 1979-04-17 JP JP4613879A patent/JPS54161116A/ja active Pending
- 1979-04-17 FR FR7909604A patent/FR2423809B1/fr not_active Expired
- 1979-04-17 AR AR276219A patent/AR217917A1/es active
Also Published As
| Publication number | Publication date |
|---|---|
| GB2019043A (en) | 1979-10-24 |
| JPS54161116A (en) | 1979-12-20 |
| AR217917A1 (es) | 1980-04-30 |
| AU4551379A (en) | 1979-10-25 |
| DE2912615A1 (de) | 1979-10-25 |
| BR7902279A (pt) | 1979-12-11 |
| GB2019043B (en) | 1982-06-03 |
| IT7948711A0 (it) | 1979-04-12 |
| AU517986B2 (en) | 1981-09-10 |
| FR2423809B1 (fr) | 1985-11-29 |
| SE7903241L (sv) | 1979-10-18 |
| FR2423809A1 (fr) | 1979-11-16 |
| IT1163982B (it) | 1987-04-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |