YU157481A - Improvement in hydraulic shock absorbers - Google Patents

Improvement in hydraulic shock absorbers

Info

Publication number: YU157481A
Authority: YU; Yugoslavia
Prior art keywords: improvement; shock absorbers; hydraulic shock; hydraulic; absorbers
Prior art date: 1980-06-20

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.)

1980-06-20

Filing date

1981-06-19

Publication date

1983-10-31

1981-06-19 Application filed by Leduc Rene Hydro Sa filed Critical Leduc Rene Hydro Sa

1983-10-31 Publication of YU157481A publication Critical patent/YU157481A/en

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)
Springs (AREA)
Fluid-Pressure Circuits (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
YU01574/81A YU157481A (en)	1980-06-20	1981-06-19	Improvement in hydraulic shock absorbers
YU1547/81A YU43636B (en)	1980-06-20	1981-06-19	Improved hydraulic amortizer

Family Applications After (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)	YU157481A (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
EP0381788B1 (en) *	1989-02-06	1994-10-19	KABUSHIKI KAISHA KOBE SEIKO SHO also known as Kobe Steel Ltd.	Vibration suppressing device for a wheeled construction equipment
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

1980
- 1980-06-20 FR FR8013705A patent/FR2485136A1/en active Granted
1981
- 1981-06-13 ES ES1981258966U patent/ES258966Y/en not_active Expired
- 1981-06-19 YU YU01574/81A patent/YU157481A/en unknown
- 1981-06-19 IT IT22430/81A patent/IT1136681B/en active
- 1981-06-19 YU YU1547/81A patent/YU43636B/en unknown

Also Published As

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

Publication	Publication Date	Title
GB2143390B (en)	1986-11-19	Hydraulic shock absorber
JPS5754749A (en)	1982-04-01	Shock absorber
GB2119896B (en)	1986-03-12	Hydraulic shock absorbers
GB2120355B (en)	1985-12-04	Variable-damping-force shock absorber
KR910006822B1 (en)	1991-09-06	Hydraulic shock absorber
GB8426185D0 (en)	1984-11-21	Hydraulic shock absorbing device
GB8303439D0 (en)	1983-03-16	Shock absorber
GB2082724B (en)	1984-07-11	Shock absorber
JPS57177438A (en)	1982-11-01	Shock absorber
JPS56154374A (en)	1981-11-28	Autobicycle with collision shock absorber
IL68755A (en)	1988-02-29	Shock absorber
EP0317327A3 (en)	1989-12-06	Hydraulic shock absorber
GB8332065D0 (en)	1984-01-11	Shock absorber
AU6829081A (en)	1981-09-24	Hydraulic shock absorber
GB2087226B (en)	1984-12-05	Shock absorbing seat
DE3170284D1 (en)	1985-06-05	Shock absorber
DE3176930D1 (en)	1988-12-15	Shock absorber
DE3564731D1 (en)	1988-10-06	Hydraulic shock absorber
GB8307085D0 (en)	1983-04-20	Shock absorber
YU157481A (en)	1983-10-31	Improvement in hydraulic shock absorbers
GB2089942B (en)	1984-05-02	Shock absorber
GB8425891D0 (en)	1984-11-21	Hydraulic shock absorber
JPS5758576A (en)	1982-04-08	Regulator for shock absorber in autobicycle
ZA828023B (en)	1984-06-27	Shock absorbers
ZA828024B (en)	1984-06-27	Shock absorbers