DD117268A5 - - Google Patents
Info
- Publication number
- DD117268A5 DD117268A5 DD185551A DD18555175A DD117268A5 DD 117268 A5 DD117268 A5 DD 117268A5 DD 185551 A DD185551 A DD 185551A DD 18555175 A DD18555175 A DD 18555175A DD 117268 A5 DD117268 A5 DD 117268A5
- Authority
- DD
- German Democratic Republic
Links
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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/12—Fluid oscillators or pulse generators
- F15B21/125—Fluid oscillators or pulse generators by means of a rotating valve
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Manufacture Of Motors, Generators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2418858A DE2418858C2 (de) | 1974-04-19 | 1974-04-19 | Verfahren zur Erzeugung linearer oder rotierender Bewegungen mittels hydraulischer Kräfte in hydraulischen Servomotoren und hydraulische Anlage zur Durchführung des Verfahrens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD117268A5 true DD117268A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-01-05 |
Family
ID=5913298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD185551A DD117268A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-04-19 | 1975-04-18 |
Country Status (9)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0024748A3 (en) * | 1979-02-08 | 1981-08-26 | Proweco Bv. | Construction and/or application in relation to the generation or the use of pressures, forces, flows and movements in and by means of hydraulic or hydro-pneumatic systems |
| DE3406925A1 (de) * | 1984-02-25 | 1985-09-05 | Helmut Dipl.-Ing. 6200 Wiesbaden Sieke | Verfahren und vorrichtung zum vibrieren eines kolbens in einem hydraulikzylinder |
| DE3530787A1 (de) * | 1985-08-26 | 1987-03-05 | Ifs Ing Gmbh | Verfahren und vorrichtung zur erzeugung hydraulischer oder pneumatischer druckstroeme konstanter kennung bei veraenderlicher frequenz |
| CN108571496B (zh) * | 2018-04-23 | 2019-11-12 | 浙江大学宁波理工学院 | 双联阀控对称式电液激振器及其电液激振系统和偏置控制方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2970570A (en) * | 1959-03-23 | 1961-02-07 | L A B Corp | Hydraulic vibrator |
| US3570509A (en) * | 1968-04-11 | 1971-03-16 | Foxboro Co | Method and apparatus for producing a fixed frequency fluid signal |
| US3588282A (en) * | 1969-03-26 | 1971-06-28 | Baker Oil Tools Inc | Fluid shock wave oscillator and fluidic pump |
| NL7014268A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1970-09-29 | 1972-04-04 | ||
| DE2108776A1 (de) * | 1971-02-24 | 1972-10-26 | H Sieke | Verfahren und Vorrichtung zur vibrierenden Verstellung eines Arbeitskolbens in einem Zylinder durch das zur Lagenversteliung dienende Druckmittel |
-
1974
- 1974-04-19 DE DE2418858A patent/DE2418858C2/de not_active Expired
-
1975
- 1975-04-15 CS CS752578A patent/CS212746B2/cs unknown
- 1975-04-17 ZA ZA00752457A patent/ZA752457B/xx unknown
- 1975-04-18 BE BE2054282A patent/BE828072A/xx not_active IP Right Cessation
- 1975-04-18 CA CA224,934A patent/CA1031662A/en not_active Expired
- 1975-04-18 DD DD185551A patent/DD117268A5/xx unknown
- 1975-04-18 BR BR3034/75A patent/BR7502383A/pt unknown
- 1975-04-18 ES ES436761A patent/ES436761A1/es not_active Expired
- 1975-04-19 PL PL1975179766A patent/PL119506B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2418858C2 (de) | 1986-01-09 |
| DE2418858A1 (de) | 1975-10-30 |
| BR7502383A (pt) | 1976-03-09 |
| ZA752457B (en) | 1976-03-31 |
| PL119506B1 (en) | 1982-01-30 |
| CS212746B2 (en) | 1982-03-26 |
| BE828072A (fr) | 1975-08-18 |
| CA1031662A (en) | 1978-05-23 |
| ES436761A1 (es) | 1977-04-16 |