FR2126142B3 - - Google Patents

Info

Publication number
FR2126142B3
FR2126142B3 FR7106857A FR7106857A FR2126142B3 FR 2126142 B3 FR2126142 B3 FR 2126142B3 FR 7106857 A FR7106857 A FR 7106857A FR 7106857 A FR7106857 A FR 7106857A FR 2126142 B3 FR2126142 B3 FR 2126142B3
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
FR7106857A
Other languages
French (fr)
Other versions
FR2126142A7 (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.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor 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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Priority to FR7106857A priority Critical patent/FR2126142B3/fr
Publication of FR2126142A7 publication Critical patent/FR2126142A7/fr
Application granted granted Critical
Publication of FR2126142B3 publication Critical patent/FR2126142B3/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
    • F15C1/00—Circuit elements having no moving parts
    • F15C1/003—Circuit elements having no moving parts for process regulation, (e.g. chemical processes, in boilers or the like); for machine tool control (e.g. sewing machines, automatic washing machines); for liquid level control; for controlling various mechanisms; for alarm circuits; for ac-dc transducers for control purposes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
FR7106857A 1971-02-26 1971-02-26 Expired FR2126142B3 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7106857A FR2126142B3 (ja) 1971-02-26 1971-02-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7106857A FR2126142B3 (ja) 1971-02-26 1971-02-26

Publications (2)

Publication Number Publication Date
FR2126142A7 FR2126142A7 (ja) 1972-10-06
FR2126142B3 true FR2126142B3 (ja) 1973-11-30

Family

ID=9072616

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7106857A Expired FR2126142B3 (ja) 1971-02-26 1971-02-26

Country Status (1)

Country Link
FR (1) FR2126142B3 (ja)

Also Published As

Publication number Publication date
FR2126142A7 (ja) 1972-10-06

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Legal Events

Date Code Title Description
ST Notification of lapse
CL Concession to grant licenses

Effective date: 20111206

Name of requester: NUTRITIS, FR