DD121972A5 - - Google Patents
Info
- Publication number
- DD121972A5 DD121972A5 DD189530A DD18953075A DD121972A5 DD 121972 A5 DD121972 A5 DD 121972A5 DD 189530 A DD189530 A DD 189530A DD 18953075 A DD18953075 A DD 18953075A DD 121972 A5 DD121972 A5 DD 121972A5
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
- Fluid-Damping Devices (AREA)
- Fluid-Pressure Circuits (AREA)
- Fluid-Driven Valves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/525,203 US3962956A (en) | 1974-11-19 | 1974-11-19 | Hydropneumatic valve actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD121972A5 true DD121972A5 (xx) | 1976-09-05 |
Family
ID=24092349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD189530A DD121972A5 (xx) | 1974-11-19 | 1975-11-18 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3962956A (xx) |
| JP (1) | JPS5654481B2 (xx) |
| BR (1) | BR7507513A (xx) |
| CA (1) | CA1025422A (xx) |
| DD (1) | DD121972A5 (xx) |
| DE (1) | DE2551126A1 (xx) |
| ES (1) | ES442808A1 (xx) |
| FR (1) | FR2292173A1 (xx) |
| GB (1) | GB1477970A (xx) |
| IL (1) | IL48415A0 (xx) |
| IT (1) | IT1048786B (xx) |
| SE (1) | SE7512946L (xx) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1566504A (en) * | 1976-03-04 | 1980-04-30 | Rockwell International Corp | Valve actuator |
| JPS5693578U (xx) * | 1979-12-20 | 1981-07-25 | ||
| US4602555A (en) * | 1984-02-01 | 1986-07-29 | Mts Systems Corporation | Preloaded table coupling |
| DE3535193A1 (de) * | 1985-10-02 | 1987-04-16 | Hausherr & Soehne Rudolf | Zylinder-kolben-einheit mit puffervolumen |
| KR910003292A (ko) * | 1989-07-27 | 1991-02-27 | 박원희 | 공압실린더의 피스턴 시일장치 |
| US5117741A (en) * | 1990-01-16 | 1992-06-02 | Sta-Rite Industries, Inc. | Double wall hydraulic cylinder |
| US5265423A (en) * | 1992-12-04 | 1993-11-30 | Power Products Ltd. | Air-oil pressure intensifier with isolation system for prohibiting leakage between and intermixing of the air and oil |
| KR101538997B1 (ko) * | 2013-12-03 | 2015-07-24 | 국방과학연구소 | 3단 유압식 속도발생장치 및 그 구동방법 |
| DE102014007221A1 (de) * | 2014-05-19 | 2015-11-19 | Rainer Ammann | Kolben für eine Dosierpumpe zum Dosieren von fließfähigem Füllgut |
| JP6764427B2 (ja) * | 2018-01-29 | 2020-09-30 | Ｋｙｂ株式会社 | 流体漏れ検出機器及び往復動型流体圧機器 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2679827A (en) * | 1948-06-11 | 1954-06-01 | Electro Hydraulics Ltd | Combination fluid pressure motor and shock absorber |
| US2807021A (en) * | 1955-02-10 | 1957-09-24 | United Shoe Machinery Corp | Fluid motors of the percussive type |
| US2918085A (en) * | 1956-05-23 | 1959-12-22 | Jaroco Engineering Co | Control system for valves |
| US3078065A (en) * | 1961-05-12 | 1963-02-19 | Fisher Governor Co | Ball valve actuator |
| US3063423A (en) * | 1961-08-17 | 1962-11-13 | Gen Precision Inc | Seal means for hydraulic actuator |
| US3248879A (en) * | 1965-04-22 | 1966-05-03 | Acf Ind Inc | Constant pressure source for valves |
| US3316817A (en) * | 1965-09-08 | 1967-05-02 | Elox Corp Michigan | Air bleed system for hydraulic piston |
| DE1475871A1 (de) * | 1965-10-30 | 1969-01-30 | Teves Gmbh Alfred | Kolben fuer Nehmerzylinder von hydraulischen Anlagen |
| GB1143003A (en) * | 1965-11-10 | 1969-02-19 | Dowty Technical Dev Ltd | Fluid pulse actuated reciprocable tools |
| GB1232598A (xx) * | 1967-11-13 | 1971-05-19 | ||
| DE1807788A1 (de) * | 1968-11-08 | 1971-02-11 | Fichtel & Sachs Ag | Hydraulikmotor mit Gaskraftspeicher |
| GB1309905A (en) * | 1969-06-09 | 1973-03-14 | Girling Ltd | Hydraulic brakes |
| FR2127281A5 (xx) * | 1971-03-03 | 1972-10-13 | Ellingsen Karl | |
| US3815481A (en) * | 1972-04-14 | 1974-06-11 | R Pauliukonis | Power cylinder with piston return by own vacuum force |
-
1974
- 1974-11-19 US US05/525,203 patent/US3962956A/en not_active Expired - Lifetime
-
1975
- 1975-11-04 IL IL48415A patent/IL48415A0/xx unknown
- 1975-11-06 CA CA239,362A patent/CA1025422A/en not_active Expired
- 1975-11-06 GB GB4610075A patent/GB1477970A/en not_active Expired
- 1975-11-10 IT IT29148/75A patent/IT1048786B/it active
- 1975-11-13 BR BR7507513*A patent/BR7507513A/pt unknown
- 1975-11-14 DE DE19752551126 patent/DE2551126A1/de active Pending
- 1975-11-18 SE SE7512946A patent/SE7512946L/ not_active Application Discontinuation
- 1975-11-18 FR FR7535221A patent/FR2292173A1/fr not_active Withdrawn
- 1975-11-18 JP JP13863475A patent/JPS5654481B2/ja not_active Expired
- 1975-11-18 DD DD189530A patent/DD121972A5/xx unknown
- 1975-11-19 ES ES442808A patent/ES442808A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5172876A (xx) | 1976-06-24 |
| DE2551126A1 (de) | 1976-05-20 |
| US3962956A (en) | 1976-06-15 |
| ES442808A1 (es) | 1977-04-16 |
| GB1477970A (en) | 1977-06-29 |
| IL48415A0 (en) | 1976-01-30 |
| JPS5654481B2 (xx) | 1981-12-25 |
| AU8638975A (en) | 1977-05-12 |
| IT1048786B (it) | 1980-12-20 |
| FR2292173A1 (fr) | 1976-06-18 |
| BR7507513A (pt) | 1976-08-10 |
| SE7512946L (sv) | 1976-05-20 |
| CA1025422A (en) | 1978-01-31 |