DE2940066C2 - - Google Patents

Info

Publication number
DE2940066C2
DE2940066C2 DE2940066A DE2940066A DE2940066C2 DE 2940066 C2 DE2940066 C2 DE 2940066C2 DE 2940066 A DE2940066 A DE 2940066A DE 2940066 A DE2940066 A DE 2940066A DE 2940066 C2 DE2940066 C2 DE 2940066C2
Authority
DE
Germany
Prior art keywords
openings
pressure source
lifting cylinder
auxiliary
control
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 - Lifetime
Application number
DE2940066A
Other languages
German (de)
English (en)
Other versions
DE2940066A1 (de
Inventor
Marcel Issy-Les Moulineaux Fr Guillon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bendix France SA
Original Assignee
Bendix France SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bendix France SA filed Critical Bendix France SA
Publication of DE2940066A1 publication Critical patent/DE2940066A1/de
Application granted granted Critical
Publication of DE2940066C2 publication Critical patent/DE2940066C2/de
Granted legal-status Critical Current

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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
    • F15B11/12—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor providing distinct intermediate positions; with step-by-step action
    • F15B11/121—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor providing distinct intermediate positions; with step-by-step action providing distinct intermediate positions
    • F15B11/126—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor providing distinct intermediate positions; with step-by-step action providing distinct intermediate positions by means of actuators of the standard type with special circuit controlling means

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)
DE19792940066 1978-10-05 1979-10-03 Hydraulische betaetigungsvorrichtung mit numerischer absolutsteuerung Granted DE2940066A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7828548A FR2438295B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-10-05 1978-10-05

Publications (2)

Publication Number Publication Date
DE2940066A1 DE2940066A1 (de) 1980-04-24
DE2940066C2 true DE2940066C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-10-17

Family

ID=9213403

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792940066 Granted DE2940066A1 (de) 1978-10-05 1979-10-03 Hydraulische betaetigungsvorrichtung mit numerischer absolutsteuerung

Country Status (4)

Country Link
US (1) US4311083A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2940066A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2438295B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2040078B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4517877A (en) * 1983-02-02 1985-05-21 Borg-Warner Corporation Step control apparatus for a fluid motor
NO153516C (no) * 1984-01-18 1986-04-09 Kverneland As Vende- og innstillingsmekanisme.
DE3515467A1 (de) * 1985-04-29 1986-10-30 Beckmann KG, 7410 Reutlingen Schalteinrichtung fuer getraenkeleitungen
JPH0526203A (ja) * 1991-07-17 1993-02-02 Pioneer Electron Corp 油圧流量制御システム
FR2707351B1 (fr) * 1993-07-05 1995-09-01 Loriot Franck Dispositif de positionnement automatique d'un vérin pneumatique.
US7305914B2 (en) * 2004-01-28 2007-12-11 The United States Of America, As Represented By The Administrator Of The Environmental Protection Agency Hydraulic actuator control valve
CN100449158C (zh) * 2006-10-27 2009-01-07 成都电子机械高等专科学校 变比反馈式数字流体缸

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3502110A (en) * 1966-04-14 1970-03-24 Bertea Products Hydraulic encoder
US3411413A (en) * 1966-11-16 1968-11-19 Soroban Engineering Inc Fluid-operated step motor
DE1929854A1 (de) * 1969-06-12 1970-12-17 Mainz Gmbh Feinmech Werke Verfahren und Vorrichtung zur Umsetzung digitaler Eingangssignale in diskrete Ausgangspositionen oder in Geschwindigkeiten
US3732027A (en) * 1970-06-18 1973-05-08 K Lupke Method and apparatus for converting digital input signals into distinct output positions or velocities
DE2050417A1 (de) * 1970-10-14 1972-04-20 Licentia Gmbh Hydrostatischer oder pneumatischer Positionierantrieb
US4014248A (en) * 1972-04-04 1977-03-29 D.B.A. Servomechanism controlled step by step
DE2420786A1 (de) * 1974-04-29 1975-11-06 Licentia Gmbh Hydraulischer oder pneumatischer positionierantrieb
DE2426099A1 (de) * 1974-05-30 1975-12-11 Licentia Gmbh Hydraulischer oder pneumatischer positionierantrieb
FR2309746A1 (fr) * 1975-05-02 1976-11-26 Dba Servomecanisme a commande pas a pas
FR2324915A1 (fr) * 1975-09-19 1977-04-15 Snecma Perfectionnements aux verins asservis

Also Published As

Publication number Publication date
FR2438295B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1982-12-17
US4311083A (en) 1982-01-19
GB2040078B (en) 1983-03-23
DE2940066A1 (de) 1980-04-24
FR2438295A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-04-30
GB2040078A (en) 1980-08-20

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8127 New person/name/address of the applicant

Owner name: BENDIX FRANCE, DRANCY, FR

8128 New person/name/address of the agent

Representative=s name: HAUCK, H., DIPL.-ING. DIPL.-WIRTSCH.-ING., 8000 MU

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee