FR2441750B1 - - Google Patents

Info

Publication number
FR2441750B1
FR2441750B1 FR7928362A FR7928362A FR2441750B1 FR 2441750 B1 FR2441750 B1 FR 2441750B1 FR 7928362 A FR7928362 A FR 7928362A FR 7928362 A FR7928362 A FR 7928362A FR 2441750 B1 FR2441750 B1 FR 2441750B1
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.)
Expired
Application number
FR7928362A
Other languages
French (fr)
Other versions
FR2441750A1 (en
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.)
Kloeckner Humboldt Deutz AG
Original Assignee
Kloeckner Humboldt Deutz AG
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 Kloeckner Humboldt Deutz AG filed Critical Kloeckner Humboldt Deutz AG
Publication of FR2441750A1 publication Critical patent/FR2441750A1/en
Application granted granted Critical
Publication of FR2441750B1 publication Critical patent/FR2441750B1/fr
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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/01—Locking-valves or other detent i.e. load-holding devices
    • F15B13/015—Locking-valves or other detent i.e. load-holding devices using an enclosed pilot flow valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Fluid-Pressure Circuits (AREA)
FR7928362A 1978-11-16 1979-11-16 HYDRAULIC CONTROL APPARATUS ESPECIALLY FOR AN AGRICULTURAL MACHINE TRACTOR Granted FR2441750A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782849704 DE2849704A1 (en) 1978-11-16 1978-11-16 HYDRAULIC CONTROL UNIT

Publications (2)

Publication Number Publication Date
FR2441750A1 FR2441750A1 (en) 1980-06-13
FR2441750B1 true FR2441750B1 (en) 1984-03-23

Family

ID=6054822

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7928362A Granted FR2441750A1 (en) 1978-11-16 1979-11-16 HYDRAULIC CONTROL APPARATUS ESPECIALLY FOR AN AGRICULTURAL MACHINE TRACTOR

Country Status (3)

Country Link
DE (1) DE2849704A1 (en)
FR (1) FR2441750A1 (en)
GB (1) GB2034166B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3135273A1 (en) * 1981-09-05 1983-03-24 Klöckner-Humboldt-Deutz AG, 5000 Köln HYDRAULIC CONTROL UNIT
DE3635625A1 (en) * 1986-10-20 1988-04-28 Rexroth Mannesmann Gmbh CONTROLLER
DE8717543U1 (en) * 1987-08-05 1989-06-29 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Control valve with positive overlap
AT407662B (en) * 1999-03-18 2001-05-25 Hoerbiger Hydraulik HYDRAULIC CONTROL UNIT
JP7116584B2 (en) * 2018-05-07 2022-08-10 川崎重工業株式会社 valve device
CN114087248B (en) * 2021-11-02 2022-07-26 浙江海宏液压科技股份有限公司 Reversing valve

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB443808A (en) * 1935-03-13 1936-03-06 Ejnar Christiansen Improvements in or relating to variable speed friction gears
US2679263A (en) * 1950-02-28 1954-05-25 Case Co J I Hydraulic control valve
GB759820A (en) * 1954-09-03 1956-10-24 Sven Bernhard Rennerfelt Continuously variable speed gears
CH426341A (en) * 1960-12-27 1966-12-15 Hans Dipl Ing Molly Hydraulic lifting device, especially for regulating the plowing depth
DE1184583B (en) * 1962-11-15 1964-12-31 Reimers Getriebe K G Infinitely adjustable conical pulley gear with torque and transmission-dependent pressure of the axially movable conical pulleys
US3216448A (en) * 1963-02-25 1965-11-09 Parker Hannifin Corp Spool valve assembly
US3595271A (en) * 1969-06-30 1971-07-27 Int Harvester Co Directional flow control valve with float and check valve structure
US3662783A (en) * 1970-02-02 1972-05-16 Parker Hannifin Corp Spool valve assembly
GB1469776A (en) * 1974-03-05 1977-04-06 Cam Gears Ltd Speed control devices

Also Published As

Publication number Publication date
DE2849704A1 (en) 1980-05-29
FR2441750A1 (en) 1980-06-13
DE2849704C2 (en) 1989-11-16
GB2034166A (en) 1980-06-04
GB2034166B (en) 1982-10-20

Similar Documents

Publication Publication Date Title
FR2415653B3 (en)
FR2413944B1 (en)
FR2416869B1 (en)
FR2416520B1 (en)
FR2415601B1 (en)
FR2414830B1 (en)
DE2807738C3 (en)
FR2414686B1 (en)
AU3898778A (en)
FR2414546B1 (en)
AU3803078A (en)
FR2415362B2 (en)
DK142429C (en)
FR2414660B1 (en)
AU73950S (en)
AU3892778A (en)
BG26013A1 (en)
BG25971A1 (en)
BG26207A2 (en)
BG26170A1 (en)
BG26022A1 (en)
BG25874A1 (en)
BG26015A1 (en)
BG26014A1 (en)
BG25879A1 (en)

Legal Events

Date Code Title Description
ST Notification of lapse