FR2271426A1 - - Google Patents

Info

Publication number
FR2271426A1
FR2271426A1 FR7514970A FR7514970A FR2271426A1 FR 2271426 A1 FR2271426 A1 FR 2271426A1 FR 7514970 A FR7514970 A FR 7514970A FR 7514970 A FR7514970 A FR 7514970A FR 2271426 A1 FR2271426 A1 FR 2271426A1
Authority
FR
France
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.)
Granted
Application number
FR7514970A
Other languages
French (fr)
Other versions
FR2271426B1 (ja
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.)
Deere and Co
Original Assignee
Deere and Co
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 Deere and Co filed Critical Deere and Co
Publication of FR2271426A1 publication Critical patent/FR2271426A1/fr
Application granted granted Critical
Publication of FR2271426B1 publication Critical patent/FR2271426B1/fr
Expired 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
    • F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
    • F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
    • F15B9/08—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor
    • F15B9/12—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor in which both the controlling element and the servomotor control the same member influencing a fluid passage and are connected to that member by means of a differential gearing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Servomotors (AREA)
  • Actuator (AREA)
  • Transplanting Machines (AREA)
  • Soil Working Implements (AREA)
FR7514970A 1974-05-15 1975-05-14 Expired FR2271426B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US470133A US3913449A (en) 1974-05-15 1974-05-15 Position-responsive hydraulic cylinder

Publications (2)

Publication Number Publication Date
FR2271426A1 true FR2271426A1 (ja) 1975-12-12
FR2271426B1 FR2271426B1 (ja) 1978-12-08

Family

ID=23866404

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7514970A Expired FR2271426B1 (ja) 1974-05-15 1975-05-14

Country Status (9)

Country Link
US (1) US3913449A (ja)
JP (1) JPS6030841B2 (ja)
AR (1) AR208317A1 (ja)
AU (1) AU473393B2 (ja)
CA (1) CA1022040A (ja)
ES (1) ES437680A1 (ja)
FR (1) FR2271426B1 (ja)
GB (1) GB1467932A (ja)
IT (1) IT1035722B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2316461A1 (fr) * 1975-07-04 1977-01-28 Sig Schweiz Industrieges Amplificateur hydraulique

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55126104A (en) * 1979-03-20 1980-09-29 Tokico Ltd Liquid servo system
JPS6268121A (ja) * 1985-09-20 1987-03-28 Nissan Motor Co Ltd 自動車のウインドロアモ−ル取付部構造
JPH0537848Y2 (ja) * 1986-01-31 1993-09-24
ATE74652T1 (de) * 1987-10-20 1992-04-15 Nova Werke Ag Linearantrieb mit hydraulischer verstaerkung.
IT221299Z2 (it) * 1989-11-23 1994-02-25 Fiatgeotech Dispositivo per il comando di un cambio di velocita' per un veicolo particolarmente un trattore agricolo.
FI20025035A0 (fi) * 2001-12-20 2002-07-24 Alamarin Jet Oy Työsylinteri

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1651838A (en) * 1925-07-06 1927-12-06 Franklin Railway Supply Co Power-reverse gear
US3292499A (en) * 1964-07-08 1966-12-20 Ford Motor Co Power steering gear
US3428143A (en) * 1967-11-30 1969-02-18 Deere & Co Power steering system
JPS493094A (ja) * 1972-04-28 1974-01-11

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2316461A1 (fr) * 1975-07-04 1977-01-28 Sig Schweiz Industrieges Amplificateur hydraulique

Also Published As

Publication number Publication date
DE2520039A1 (de) 1975-11-20
ES437680A1 (es) 1977-02-01
DE2520039B2 (de) 1976-10-28
IT1035722B (it) 1979-10-20
US3913449A (en) 1975-10-21
AR208317A1 (es) 1976-12-20
GB1467932A (en) 1977-03-23
JPS6030841B2 (ja) 1985-07-18
FR2271426B1 (ja) 1978-12-08
JPS50146793A (ja) 1975-11-25
AU7268674A (en) 1976-02-26
CA1022040A (en) 1977-12-06
AU473393B2 (en) 1976-06-17

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Legal Events

Date Code Title Description
ST Notification of lapse