YU157481A - Improvement in hydraulic shock absorbers - Google Patents

Improvement in hydraulic shock absorbers

Info

Publication number
YU157481A
YU157481A YU01574/81A YU157481A YU157481A YU 157481 A YU157481 A YU 157481A YU 01574/81 A YU01574/81 A YU 01574/81A YU 157481 A YU157481 A YU 157481A YU 157481 A YU157481 A YU 157481A
Authority
YU
Yugoslavia
Prior art keywords
improvement
shock absorbers
hydraulic shock
hydraulic
absorbers
Prior art date
Application number
YU01574/81A
Inventor
L C Porel
Original Assignee
Leduc Rene Hydro Sa
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 Leduc Rene Hydro Sa filed Critical Leduc Rene Hydro Sa
Publication of YU157481A publication Critical patent/YU157481A/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
    • F16F9/08—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid where gas is in a chamber with a flexible wall
    • F16F9/096—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid where gas is in a chamber with a flexible wall comprising a hydropneumatic accumulator of the membrane type provided on the upper or the lower end of a damper or separately from or laterally on the damper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D7/00—Hopper cars
    • B61D7/14—Adaptations of hopper elements to railways
    • B61D7/16—Closure elements for discharge openings
    • B61D7/24—Opening or closing means
    • B61D7/28—Opening or closing means hydraulic or pneumatic

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Springs (AREA)
YU01574/81A 1980-06-20 1981-06-19 Improvement in hydraulic shock absorbers YU157481A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8013705A FR2485136A1 (en) 1980-06-20 1980-06-20 Hydraulic spring for e.g. flap door of bulk container vehicle - is jack with sprung regulator valve and one way valve controlling flows to and from accumulator

Publications (1)

Publication Number Publication Date
YU157481A true YU157481A (en) 1983-10-31

Family

ID=9243310

Family Applications (2)

Application Number Title Priority Date Filing Date
YU1547/81A YU43636B (en) 1980-06-20 1981-06-19 Improved hydraulic amortizer
YU01574/81A YU157481A (en) 1980-06-20 1981-06-19 Improvement in hydraulic shock absorbers

Family Applications Before (1)

Application Number Title Priority Date Filing Date
YU1547/81A YU43636B (en) 1980-06-20 1981-06-19 Improved hydraulic amortizer

Country Status (4)

Country Link
ES (1) ES258966Y (en)
FR (1) FR2485136A1 (en)
IT (1) IT1136681B (en)
YU (2) YU43636B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2610584B1 (en) * 1987-02-09 1989-05-19 Leduc Rene Hydro Sa HYDRAULIC DEVICE FOR OPENING AND CLOSING HATCHES AND HOPPERS, PARTICULARLY FOR RAILWAY WAGONS
EP0302981A1 (en) * 1987-08-14 1989-02-15 Société Lorraine de Matériel Ferroviaire LORMAFER Automatic actuating mechanism for opening and closing lateral hopper car discharge doors
US5116188A (en) * 1987-09-16 1992-05-26 Kabushiki Kaisha Kobe Seiko Sho Vibration suppressing device for wheeled construction equipment
DE68918930T2 (en) * 1989-02-06 1995-03-23 Kobe Steel Ltd Device for suppressing vibrations for construction machines on wheels.
FR2777250A1 (en) * 1998-04-10 1999-10-15 Capcol Sa Controller for opening and closing traps on bulk transport wagons,
CN111173879A (en) * 2020-02-19 2020-05-19 浙江雷宸智能科技有限公司 Resistance adjusting device and damper

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2038032A (en) * 1933-10-16 1936-04-21 Charles J Ranney Shock absorber
GB682110A (en) * 1950-05-26 1952-11-05 Levitation Ltd Improvements in or relating to telescopic suspension devices for vehicles
DE1109206B (en) * 1958-10-17 1961-06-22 Bosch Gmbh Robert Shock absorbers, especially buffers for rail vehicles
GB1007518A (en) * 1962-04-12 1965-10-13 Rene Leduc Pneumatic springs
DE1229789B (en) * 1962-09-13 1966-12-01 Boge Gmbh Throttle valve for hydraulic vibration dampers with variable course of the damping force, especially for motor vehicles
FR2236118A2 (en) * 1964-11-04 1975-01-31 D E M S A Telescopic hydraulic shock absorber - has rapid deformation but slower restoration to normal position
FR1526050A (en) * 1967-03-17 1968-05-24 Anciens Etablissements Chabas Shock absorber device
GB1447229A (en) * 1972-10-26 1976-08-25 Itt Shock absorber
US4153237A (en) * 1976-11-01 1979-05-08 Supalla Steven A Hydrapneumatic suspension unit and valving structure

Also Published As

Publication number Publication date
ES258966Y (en) 1982-06-16
YU43636B (en) 1989-10-31
FR2485136A1 (en) 1981-12-24
IT1136681B (en) 1986-09-03
FR2485136B1 (en) 1984-09-14
IT8122430A0 (en) 1981-06-19
ES258966U (en) 1981-12-16

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