GB1443199A - Hydraulic apparatus - Google Patents

Hydraulic apparatus

Info

Publication number
GB1443199A
GB1443199A GB4513773A GB4513773A GB1443199A GB 1443199 A GB1443199 A GB 1443199A GB 4513773 A GB4513773 A GB 4513773A GB 4513773 A GB4513773 A GB 4513773A GB 1443199 A GB1443199 A GB 1443199A
Authority
GB
United Kingdom
Prior art keywords
piston
movement
sept
rod
liquid
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
Application number
GB4513773A
Other languages
English (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.)
Komatsu Ltd
Original Assignee
Komatsu Ltd
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 Komatsu Ltd filed Critical Komatsu Ltd
Publication of GB1443199A publication Critical patent/GB1443199A/en
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
    • 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
    • F15B11/125—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 digital actuators, i.e. actuators in which the total stroke is the sum of individual strokes
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
    • E02F3/80—Component parts
    • E02F3/84—Drives or control devices therefor, e.g. hydraulic drive systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Actuator (AREA)
GB4513773A 1972-09-29 1973-09-26 Hydraulic apparatus Expired GB1443199A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11239272U JPS528953Y2 (de) 1972-09-29 1972-09-29

Publications (1)

Publication Number Publication Date
GB1443199A true GB1443199A (en) 1976-07-21

Family

ID=14585508

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4513773A Expired GB1443199A (en) 1972-09-29 1973-09-26 Hydraulic apparatus

Country Status (4)

Country Link
JP (1) JPS528953Y2 (de)
DE (1) DE2349001A1 (de)
FR (1) FR2201406A1 (de)
GB (1) GB1443199A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU617102B2 (en) * 1987-02-25 1991-11-21 Rene Van Den Berghe Apparatus and method for producing crackers of granular material
US20170023138A1 (en) * 2015-07-22 2017-01-26 Ross Europa Gmbh Valve assembly with two spool valves

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5724967Y2 (de) * 1976-02-27 1982-05-31
ES488548A0 (es) * 1980-02-13 1980-11-01 Gali Mallofre Salvador Perfeccionamientos en los organos de mando para selectores de relacion de cajas de cambio en vehiculos pesados
DE3108781A1 (de) * 1981-03-07 1982-09-16 Wabco Fahrzeugbremsen Gmbh, 3000 Hannover Hilfskraftbetaetigte getriebesteuerung
DE3110856A1 (de) * 1981-03-20 1982-10-14 Wabco Fahrzeugbremsen Gmbh, 3000 Hannover Einrichtung zum verschwenken einer klappe, insbesondere einer lueftungsklappe fuer klimaanlagen
DE3343542A1 (de) * 1983-12-01 1985-06-13 Carl Aug. Heinz Glashüttenwerke GmbH & Co KG, 8641 Tettau Transport- und betaetigungsarm

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU617102B2 (en) * 1987-02-25 1991-11-21 Rene Van Den Berghe Apparatus and method for producing crackers of granular material
US5102677A (en) * 1987-02-25 1992-04-07 Rene Van Den Berghe Apparatus and method for producing crackers of granular material
US20170023138A1 (en) * 2015-07-22 2017-01-26 Ross Europa Gmbh Valve assembly with two spool valves
US10385980B2 (en) * 2015-07-22 2019-08-20 Ross Europa Gmbh Valve assembly with two spool valves

Also Published As

Publication number Publication date
FR2201406A1 (de) 1974-04-26
JPS4967090U (de) 1974-06-12
DE2349001A1 (de) 1974-04-04
JPS528953Y2 (de) 1977-02-24

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee