DE2909278C2 - - Google Patents

Info

Publication number
DE2909278C2
DE2909278C2 DE2909278A DE2909278A DE2909278C2 DE 2909278 C2 DE2909278 C2 DE 2909278C2 DE 2909278 A DE2909278 A DE 2909278A DE 2909278 A DE2909278 A DE 2909278A DE 2909278 C2 DE2909278 C2 DE 2909278C2
Authority
DE
Germany
Prior art keywords
valve
valve sleeve
passages
raised
area
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
DE2909278A
Other languages
German (de)
English (en)
Other versions
DE2909278A1 (de
Inventor
Vittorio Turin/Torino It Fogliacco
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.)
S.I.E.T.T.E. SOCIETA IMPIANTI ELETTRICI TELEFONICI
Original Assignee
ITT INDUSTRIE RIUNITE SpA BEINASCO TURIN/TORINO IT
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 ITT INDUSTRIE RIUNITE SpA BEINASCO TURIN/TORINO IT filed Critical ITT INDUSTRIE RIUNITE SpA BEINASCO TURIN/TORINO IT
Publication of DE2909278A1 publication Critical patent/DE2909278A1/de
Priority to PL22253080A priority Critical patent/PL222530A1/xx
Application granted granted Critical
Publication of DE2909278C2 publication Critical patent/DE2909278C2/de
Granted legal-status Critical Current

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
    • F16F9/32—Details
    • F16F9/34—Special valve constructions; Shape or construction of throttling passages
    • F16F9/348—Throttling 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
DE19792909278 1978-03-14 1979-03-09 Hydraulischer stossdaempfer Granted DE2909278A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL22253080A PL222530A1 (forum.php) 1979-03-09 1980-03-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67549/78A IT1107118B (it) 1978-03-14 1978-03-14 Perfezionamenti negli ammortizzatori idraulici del tipo telescopico

Publications (2)

Publication Number Publication Date
DE2909278A1 DE2909278A1 (de) 1979-09-27
DE2909278C2 true DE2909278C2 (forum.php) 1989-09-14

Family

ID=11303353

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792909278 Granted DE2909278A1 (de) 1978-03-14 1979-03-09 Hydraulischer stossdaempfer

Country Status (5)

Country Link
DE (1) DE2909278A1 (forum.php)
ES (1) ES241996U (forum.php)
FR (1) FR2420060A1 (forum.php)
IT (1) IT1107118B (forum.php)
PL (1) PL121769B1 (forum.php)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19729289B4 (de) * 1997-07-09 2010-02-18 Zf Sachs Ag Dämpfventil für einen hydropneumatischen Schwingungsdämpfer

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62155346A (ja) * 1985-12-27 1987-07-10 Toyota Motor Corp 液圧緩衝器の弁構造
US5115892A (en) * 1988-09-27 1992-05-26 Atsugi Unisia Corporation Hydraulic shock absorber with piston seal structure for enhancement of initial response
DE3943767C2 (de) * 1988-09-29 1998-04-09 Atsugi Unisia Corp Hydraulischer Stoßdämpfer
ES1010126Y (es) * 1989-04-27 1990-05-16 La Industrial Plastica Y Metalurgica, S.A. Valvula para amortiguadores bitubo.
DE4025115C2 (de) * 1990-08-08 2002-11-28 Zf Sachs Ag Kurzbauendes Dämpfventil
GB2314602B (en) * 1996-06-28 2000-09-20 Delphi Espana Automotive Sys Suspension strut
FR2769348B1 (fr) * 1997-10-06 2000-01-28 Soframca Piston a clapet flottant a chuintement reduit, pour tube d'amortisseur hydraulique
DE19755994C2 (de) * 1997-12-17 2003-02-20 Thyssen Krupp Bilstein Gmbh Kolben für einen hydraulischen Schwingungsdämpfer
US7097016B2 (en) * 2003-09-05 2006-08-29 Tenneco Automotive Operating Company Inc. Fulcrum blow off valve for use in a shock absorber
DE102007007722B3 (de) 2007-02-16 2008-06-19 Zf Friedrichshafen Ag Dämpfventil mit optimierter Ventilöffnungsfunktion
WO2013143070A1 (en) * 2012-03-27 2013-10-03 Beijingwest Industries Co., Ltd. Hydraulic damper with adjustable rebound valve assembly
DE102014203842A1 (de) 2014-03-03 2015-09-03 Zf Friedrichshafen Ag Ventil, insbesondere für einen Schwingungsdämpfer
CN114522837B (zh) * 2022-03-08 2023-10-17 江西君晟金属科技有限公司 基于铝合材质喷漆用防喷嘴堵塞的喷漆机

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1020109A (fr) * 1950-06-13 1953-02-02 Piston d'amortisseur de suspension pour véhicules terrestres
US2717058A (en) * 1952-11-20 1955-09-06 Gen Motors Corp Shock absorber control valve
DE1729473U (de) * 1953-09-12 1956-09-06 Opel Adam Ag Fluessigkeitsstossdaempfer.
FR1103654A (fr) * 1954-07-05 1955-11-04 Amortisseur hydraulique à double effet
DE1083602B (de) * 1958-10-11 1960-06-15 Auto Union Gmbh Hydraulischer Stossdaempfer
FR1337167A (fr) * 1961-10-31 1963-09-06 Girling Ltd Amortisseur hydraulique
US3621951A (en) * 1968-12-30 1971-11-23 Leopold Franz Schmid Throttle valve
DE2057276B1 (de) * 1970-11-21 1972-01-20 Fichtel & Sachs Ag Hydraulischer Kolbendaempfer mit Degressiv-Kennlinie
US3874487A (en) * 1973-06-14 1975-04-01 Monroe Belgium Nv Shock absorber
AR205418A1 (es) * 1975-01-20 1976-04-30 Monroe Auto Equipment Co Una construccion de piston de amortiguador
US4114735A (en) * 1976-03-15 1978-09-19 Tokico Ltd. Hydraulic damper and valve structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19729289B4 (de) * 1997-07-09 2010-02-18 Zf Sachs Ag Dämpfventil für einen hydropneumatischen Schwingungsdämpfer

Also Published As

Publication number Publication date
PL211302A1 (pl) 1979-09-24
FR2420060A1 (fr) 1979-10-12
DE2909278A1 (de) 1979-09-27
IT7867549A0 (it) 1978-03-14
IT1107118B (it) 1985-11-18
ES241996U (es) 1979-05-16
PL121769B1 (en) 1982-05-31
FR2420060B1 (forum.php) 1984-12-28

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Legal Events

Date Code Title Description
OGA New person/name/address of the applicant
8127 New person/name/address of the applicant

Owner name: S.I.E.T.T.E. SOCIETA IMPIANTI ELETTRICI TELEFONICI

8128 New person/name/address of the agent

Representative=s name: WALTHER, U., RECHTSANW., 6000 FRANKFURT

8110 Request for examination paragraph 44
8127 New person/name/address of the applicant

Owner name: ITT INDUSTRIE RIUNITE S.P.A., BEINASCO, TURIN/TORI

8128 New person/name/address of the agent

Representative=s name: GRAU, U., DIPL.-ING., PAT.-ASS., 6072 DREIEICH

D2 Grant after examination
8363 Opposition against the patent
8330 Complete renunciation