SE363368B - - Google Patents

Info

Publication number
SE363368B
SE363368B SE712972A SE712972A SE363368B SE 363368 B SE363368 B SE 363368B SE 712972 A SE712972 A SE 712972A SE 712972 A SE712972 A SE 712972A SE 363368 B SE363368 B SE 363368B
Authority
SE
Sweden
Application number
SE712972A
Inventor
T Lundgren
B Eriksson
Original Assignee
Volvo Bm
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 Volvo Bm filed Critical Volvo Bm
Priority to SE712972A priority Critical patent/SE363368B/xx
Priority to DE19732326382 priority patent/DE2326382C3/en
Priority to GB2500573A priority patent/GB1377726A/en
Priority to FR7319859A priority patent/FR2186578B1/fr
Publication of SE363368B publication Critical patent/SE363368B/xx

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
    • E02F9/2207—Arrangements for controlling the attitude of actuators, e.g. speed, floating function for reducing or compensating oscillations
    • 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/20—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating members
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke

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)
  • Actuator (AREA)
  • Braking Arrangements (AREA)
SE712972A 1972-05-31 1972-05-31 SE363368B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE712972A SE363368B (en) 1972-05-31 1972-05-31
DE19732326382 DE2326382C3 (en) 1972-05-31 1973-05-24 Device for braking one of two counter-rotating, double-acting hydraulic cylinders that can be swiveled back and forth in its end positions
GB2500573A GB1377726A (en) 1972-05-31 1973-05-24 Arrangement for braking in the end position of a forwards-and- backwards movable body
FR7319859A FR2186578B1 (en) 1972-05-31 1973-05-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE712972A SE363368B (en) 1972-05-31 1972-05-31

Publications (1)

Publication Number Publication Date
SE363368B true SE363368B (en) 1974-01-14

Family

ID=20270490

Family Applications (1)

Application Number Title Priority Date Filing Date
SE712972A SE363368B (en) 1972-05-31 1972-05-31

Country Status (4)

Country Link
DE (1) DE2326382C3 (en)
FR (1) FR2186578B1 (en)
GB (1) GB1377726A (en)
SE (1) SE363368B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU502182B2 (en) * 1975-03-17 1979-07-19 Massey-Ferguson Inc Hydraulic swing mechanism
FR2395412A1 (en) * 1977-06-23 1979-01-19 Poclain Sa AUTOMATIC ROTATION STOP DEVICE OF A HYDRAULIC MOTOR
US4201509A (en) * 1978-10-04 1980-05-06 Ford Motor Company Backhoe swing cylinder hydraulic circuit
US9623717B1 (en) * 2015-10-13 2017-04-18 Deere & Company Work vehicles with cylinder cushioning arrangement

Also Published As

Publication number Publication date
DE2326382C3 (en) 1978-10-26
GB1377726A (en) 1974-12-18
DE2326382A1 (en) 1973-12-13
DE2326382B2 (en) 1978-02-23
FR2186578B1 (en) 1976-04-23
FR2186578A1 (en) 1974-01-11

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