JPS5377975A - Device for controlling operation of swinging member - Google Patents

Device for controlling operation of swinging member

Info

Publication number
JPS5377975A
JPS5377975A JP13840577A JP13840577A JPS5377975A JP S5377975 A JPS5377975 A JP S5377975A JP 13840577 A JP13840577 A JP 13840577A JP 13840577 A JP13840577 A JP 13840577A JP S5377975 A JPS5377975 A JP S5377975A
Authority
JP
Japan
Prior art keywords
controlling operation
swinging member
swinging
controlling
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.)
Pending
Application number
JP13840577A
Other languages
Japanese (ja)
Inventor
Reonaado Uorubatsu Deibuitsudo
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.)
Massey Ferguson Inc
Original Assignee
Massey Ferguson Inc
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
Priority claimed from US05/746,572 external-priority patent/US4085855A/en
Application filed by Massey Ferguson Inc filed Critical Massey Ferguson Inc
Publication of JPS5377975A publication Critical patent/JPS5377975A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms
    • E02F3/382—Connections to the frame; Supports for booms or arms
    • E02F3/384—Connections to the frame; Supports for booms or arms the boom being pivotable relative to the frame about a vertical axis
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Position Or Direction (AREA)
  • Shovels (AREA)
JP13840577A 1976-12-01 1977-11-17 Device for controlling operation of swinging member Pending JPS5377975A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/746,572 US4085855A (en) 1976-02-02 1976-12-01 Mechanism control

Publications (1)

Publication Number Publication Date
JPS5377975A true JPS5377975A (en) 1978-07-10

Family

ID=25001416

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13840577A Pending JPS5377975A (en) 1976-12-01 1977-11-17 Device for controlling operation of swinging member

Country Status (7)

Country Link
JP (1) JPS5377975A (en)
AU (1) AU512429B2 (en)
DE (1) DE2753073A1 (en)
ES (1) ES464632A2 (en)
GB (1) GB1594486A (en)
IT (1) IT1114678B (en)
ZA (1) ZA776451B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4139379A1 (en) * 1991-11-29 1993-06-24 Dfa Fertigungs Und Anlagenbau Mobile remote-controlled machine for demolition, loading, and digging - has hydraulic cylinders, which are fixed to permit independent control consisting of proportional, path and double return valves

Also Published As

Publication number Publication date
DE2753073A1 (en) 1978-06-08
IT1114678B (en) 1986-01-27
AU3009577A (en) 1979-05-03
ES464632A2 (en) 1978-10-01
GB1594486A (en) 1981-07-30
ZA776451B (en) 1978-08-30
AU512429B2 (en) 1980-10-03

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