CH642728A5 - Ventil. - Google Patents
Ventil. Download PDFInfo
- Publication number
- CH642728A5 CH642728A5 CH359679A CH359679A CH642728A5 CH 642728 A5 CH642728 A5 CH 642728A5 CH 359679 A CH359679 A CH 359679A CH 359679 A CH359679 A CH 359679A CH 642728 A5 CH642728 A5 CH 642728A5
- Authority
- CH
- Switzerland
- Prior art keywords
- valve
- piston
- primary piston
- pressure
- fluid
- Prior art date
Links
- 239000012530 fluid Substances 0.000 claims description 44
- 238000007789 sealing Methods 0.000 claims description 17
- 230000008878 coupling Effects 0.000 description 10
- 238000010168 coupling process Methods 0.000 description 10
- 238000005859 coupling reaction Methods 0.000 description 10
- 239000010720 hydraulic oil Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- ZINJLDJMHCUBIP-UHFFFAOYSA-N ethametsulfuron-methyl Chemical compound CCOC1=NC(NC)=NC(NC(=O)NS(=O)(=O)C=2C(=CC=CC=2)C(=O)OC)=N1 ZINJLDJMHCUBIP-UHFFFAOYSA-N 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1447—Pistons; Piston to piston rod assemblies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/149—Fluid interconnections, e.g. fluid connectors, passages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Actuator (AREA)
- Fluid-Driven Valves (AREA)
- Mechanically-Actuated Valves (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US89723878A | 1978-04-17 | 1978-04-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH642728A5 true CH642728A5 (de) | 1984-04-30 |
Family
ID=25407597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH359679A CH642728A5 (de) | 1978-04-17 | 1979-04-17 | Ventil. |
Country Status (12)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4568058A (en) * | 1985-07-01 | 1986-02-04 | Joy Manufacturing Company | Dual stage hydraulic actuator for expanding gate valve |
| US4585207A (en) * | 1985-09-03 | 1986-04-29 | Joy Manufacturing Company | Expanding gate valve with pneumatic actuator |
| CN108980144B (zh) * | 2018-08-07 | 2020-03-17 | 浙江赛渤电力科技有限公司 | 一种防水溅作用的气缸 |
| CN110805642A (zh) * | 2019-11-18 | 2020-02-18 | 航宇救生装备有限公司 | 一种大载荷分级缓冲减载装置 |
| CN112695724B (zh) * | 2020-12-14 | 2022-06-10 | 国网福建省电力有限公司 | 一种升船机液压撑紧机构 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR971370A (fr) * | 1940-04-16 | 1951-01-16 | Installation pour commande à distance d'un robinet-vanne au moyen d'un fluide sous pression | |
| US2329044A (en) * | 1941-08-13 | 1943-09-07 | Hugo C Gollmer | Dual cylinder |
| US2478811A (en) * | 1947-05-19 | 1949-08-09 | W K M Company Inc | Power-operated gate valve |
| FR2302430A1 (fr) * | 1975-02-26 | 1976-09-24 | Milhyroux Sarl Ets R | Verin pneumatique a 3 ou 4 positions |
-
1979
- 1979-03-29 AU AU45586/79A patent/AU538319B2/en not_active Ceased
- 1979-03-29 CA CA324,446A patent/CA1104467A/en not_active Expired
- 1979-04-04 GB GB7911862A patent/GB2018895B/en not_active Expired
- 1979-04-10 NL NL7902821A patent/NL7902821A/xx not_active Application Discontinuation
- 1979-04-11 SE SE7903242A patent/SE440128B/sv not_active IP Right Cessation
- 1979-04-13 IT IT21836/79A patent/IT1119723B/it active
- 1979-04-16 JP JP4656579A patent/JPS54140220A/ja active Granted
- 1979-04-17 ES ES479646A patent/ES479646A1/es not_active Expired
- 1979-04-17 FR FR7909603A patent/FR2423703B1/fr not_active Expired
- 1979-04-17 BE BE2/57735A patent/BE875611A/xx not_active IP Right Cessation
- 1979-04-17 DE DE19792915505 patent/DE2915505A1/de active Granted
- 1979-04-17 CH CH359679A patent/CH642728A5/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ES479646A1 (es) | 1980-01-01 |
| GB2018895B (en) | 1982-09-15 |
| FR2423703B1 (enrdf_load_stackoverflow) | 1984-03-23 |
| IT7921836A0 (it) | 1979-04-13 |
| AU538319B2 (en) | 1984-08-09 |
| AU4558679A (en) | 1979-10-25 |
| DE2915505C2 (enrdf_load_stackoverflow) | 1990-01-04 |
| NL7902821A (nl) | 1979-10-19 |
| JPS6134583B2 (enrdf_load_stackoverflow) | 1986-08-08 |
| GB2018895A (en) | 1979-10-24 |
| DE2915505A1 (de) | 1979-10-25 |
| BE875611A (nl) | 1979-08-16 |
| SE440128B (sv) | 1985-07-15 |
| FR2423703A1 (enrdf_load_stackoverflow) | 1979-11-16 |
| JPS54140220A (en) | 1979-10-31 |
| IT1119723B (it) | 1986-03-10 |
| SE7903242L (sv) | 1979-10-18 |
| CA1104467A (en) | 1981-07-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUE | Assignment |
Owner name: M & FC HOLDING COMPANY, INC. |
|
| PL | Patent ceased | ||
| AEN | Scope or validity of the patent modified |
Free format text: DAS PATENT IST AUFGRUND DES WEITERBEHANDLUNGSANTRAG VOM 21.01.1998 REAKTIVIERT WORDEN. |
|
| PL | Patent ceased | ||
| AEN | Scope or validity of the patent modified |
Free format text: DAS PATENT IST AUFGRUND DES WEITERBEHANDLUNGSANTRAGS VOM 17.12.1998 REAKTIVIERT WORDEN. |
|
| PL | Patent ceased |