FR74978E - Valve double acting - Google Patents

Valve double acting

Info

Publication number
FR74978E
FR74978E FR787220A FR787220A FR74978E FR 74978 E FR74978 E FR 74978E FR 787220 A FR787220 A FR 787220A FR 787220 A FR787220 A FR 787220A FR 74978 E FR74978 E FR 74978E
Authority
FR
France
Prior art keywords
double acting
valve double
valve
acting
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.)
Expired
Application number
FR787220A
Other languages
French (fr)
Inventor
Louis Bechereau
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 to FR767995A priority Critical patent/FR1244909A/en
Application filed filed Critical
Priority to FR787220A priority patent/FR74978E/en
Priority to FR795764A priority patent/FR75776E/en
Application granted granted Critical
Publication of FR74978E publication Critical patent/FR74978E/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32Details
    • F16F9/3207Constructional features
    • F16F9/3214Constructional features of pistons
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32Details
    • F16F9/34Special valve constructions; Shape or construction of throttling passages
    • F16F9/3415Special valve constructions; Shape or construction of throttling passages characterised by comprising plastics, elastomeric or porous elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32Details
    • F16F9/34Special valve constructions; Shape or construction of throttling passages
    • F16F9/348Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body
    • F16F9/3485Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body characterised by features of supporting elements intended to guide or limit the movement of the annular discs
FR787220A 1958-06-14 1959-02-19 Valve double acting Expired FR74978E (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR767995A FR1244909A (en) 1958-06-14 1958-06-14 Valve double acting
FR787220A FR74978E (en) 1958-06-14 1959-02-19 Valve double acting
FR795764A FR75776E (en) 1959-05-27 1959-05-27 Valve double acting

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR767995A FR1244909A (en) 1958-06-14 1958-06-14 Valve double acting
FR787220A FR74978E (en) 1958-06-14 1959-02-19 Valve double acting
GB1984659A GB907618A (en) 1958-06-14 1959-06-10 Improvements in double-acting valves

Publications (1)

Publication Number Publication Date
FR74978E true FR74978E (en) 1961-03-03

Family

ID=27245173

Family Applications (2)

Application Number Title Priority Date Filing Date
FR767995A Expired FR1244909A (en) 1958-06-14 1958-06-14 Valve double acting
FR787220A Expired FR74978E (en) 1958-06-14 1959-02-19 Valve double acting

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR767995A Expired FR1244909A (en) 1958-06-14 1958-06-14 Valve double acting

Country Status (2)

Country Link
FR (2) FR1244909A (en)
GB (1) GB907618A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2337835A1 (en) * 1976-01-12 1977-08-05 Volkswagenwerk Ag Valve has damper diaphragm
FR2356057A1 (en) * 1976-06-26 1978-01-20 Volkswagenwerk Ag Valve combined with bumpers
FR2728641A1 (en) * 1994-12-22 1996-06-28 Fichtel & Sachs Ag Telescopic shock absorber

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1249017B (en) * 1961-09-06 1900-01-01
US3646957A (en) * 1970-04-22 1972-03-07 Caterpillar Tractor Co High-pressure relief belleville valve
FR2327465B1 (en) * 1975-10-09 1980-03-28 Commissariat Energie Atomique
JPS56120841A (en) * 1980-02-27 1981-09-22 Nissan Motor Co Ltd Shock absorber
IT1400430B1 (en) * 2010-05-31 2013-05-31 Cultraro linear damper
CN105358863B (en) * 2013-07-12 2017-05-31 北京京西重工有限公司 Hydraulic damper

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2337835A1 (en) * 1976-01-12 1977-08-05 Volkswagenwerk Ag Valve has damper diaphragm
FR2356057A1 (en) * 1976-06-26 1978-01-20 Volkswagenwerk Ag Valve combined with bumpers
FR2728641A1 (en) * 1994-12-22 1996-06-28 Fichtel & Sachs Ag Telescopic shock absorber

Also Published As

Publication number Publication date
FR1244909A (en) 1960-11-04
GB907618A (en) 1962-10-10

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