IT1269918B - Valvola per un ammortizzatore telescopico idraulico - Google Patents

Valvola per un ammortizzatore telescopico idraulico

Info

Publication number
IT1269918B
IT1269918B ITMI940576A ITMI940576A IT1269918B IT 1269918 B IT1269918 B IT 1269918B IT MI940576 A ITMI940576 A IT MI940576A IT MI940576 A ITMI940576 A IT MI940576A IT 1269918 B IT1269918 B IT 1269918B
Authority
IT
Italy
Prior art keywords
valve
shock absorber
hydraulic telescopic
telescopic shock
hydraulic
Prior art date
Application number
ITMI940576A
Other languages
English (en)
Inventor
Andreas Forster
Andreas Sieber
Wolfgang Schuhmacher
Nubert Beck
Original Assignee
Fischtel & Sachs
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 claimed from DE4315457A external-priority patent/DE4315457C2/de
Priority claimed from DE4315458A external-priority patent/DE4315458C2/de
Application filed by Fischtel & Sachs filed Critical Fischtel & Sachs
Publication of ITMI940576A0 publication Critical patent/ITMI940576A0/it
Publication of ITMI940576A1 publication Critical patent/ITMI940576A1/it
Application granted granted Critical
Publication of IT1269918B publication Critical patent/IT1269918B/it

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
    • F16F9/3207—Constructional features
    • F16F9/3214—Constructional features of pistons
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49229—Prime mover or fluid pump making
    • Y10T29/49298—Poppet or I.C. engine valve or valve seat making
    • Y10T29/49306—Valve seat making
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49908—Joining by deforming
    • Y10T29/49925—Inward deformation of aperture or hollow body wall
    • Y10T29/49927—Hollow body is axially joined cup or tube
    • Y10T29/49929—Joined to rod
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49908—Joining by deforming
    • Y10T29/49938—Radially expanding part in cavity, aperture, or hollow body
    • Y10T29/4994—Radially expanding internal tube
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/49—Member deformed in situ
    • Y10T403/4933—Member deformed in situ by separate, deformable element
ITMI940576A 1993-05-10 1994-03-25 Valvola per un ammortizzatore telescopico idraulico IT1269918B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4315457A DE4315457C2 (de) 1993-05-10 1993-05-10 Ventil für einen hydraulischen Teleskop-Schwingungsdämpfer
DE4315458A DE4315458C2 (de) 1993-05-10 1993-05-10 Ventil für einen hydraulischen Teleskop-Schwingungsdämpfer

Publications (3)

Publication Number Publication Date
ITMI940576A0 ITMI940576A0 (it) 1994-03-25
ITMI940576A1 ITMI940576A1 (it) 1995-09-25
IT1269918B true IT1269918B (it) 1997-04-16

Family

ID=25925754

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI940576A IT1269918B (it) 1993-05-10 1994-03-25 Valvola per un ammortizzatore telescopico idraulico

Country Status (9)

Country Link
US (2) US5547050A (it)
JP (1) JPH06330976A (it)
KR (1) KR0180059B1 (it)
CN (2) CN1103884C (it)
BR (1) BR9401918A (it)
ES (1) ES2115429B1 (it)
FR (1) FR2705127B1 (it)
GB (1) GB2277978B (it)
IT (1) IT1269918B (it)

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US6672436B1 (en) 2000-04-19 2004-01-06 Tenneco Automotive Operating Company Inc. Variable bleed orifice valving
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DE10244671A1 (de) * 2002-09-24 2004-04-01 Suspa Holding Gmbh Längenverstellbare Druckfeder
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US7070029B2 (en) * 2003-09-15 2006-07-04 Tenneco Automotive Operating Company Inc. Monotube piston valving system with selective bleed
US20050284520A1 (en) * 2004-06-24 2005-12-29 Carlstedt Robert P Common damper hub for valve bodies
US20060011430A1 (en) * 2004-07-19 2006-01-19 Carlstedt Robert P Minimizing effects of tolerance stack-up in damper valve assemblies
US20060015204A1 (en) * 2004-07-19 2006-01-19 Carlstedt Robert P Method of manufacturing a modular damper
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DE102005029467A1 (de) * 2005-06-24 2007-01-04 Suspa Holding Gmbh Längenverstellbare Gasfeder
JP4839060B2 (ja) * 2005-11-02 2011-12-14 カヤバ工業株式会社 油圧緩衝器の減衰力発生バルブ構造
KR100791471B1 (ko) * 2006-02-20 2008-01-04 주식회사 만도 감쇠력 가변식 밸브 및 이를 이용한 쇽업소버
SE0702798L (sv) * 2007-12-14 2009-04-28 Oehlins Racing Ab Stötdämpare med ökande dämpkraft
JP5542390B2 (ja) * 2009-08-24 2014-07-09 不二ラテックス株式会社 液体ダンパー装置
US20120312649A1 (en) * 2009-08-25 2012-12-13 Graeme Kershaw Robertson Shock Absorbers
US8235186B2 (en) * 2009-10-07 2012-08-07 Multimatic Inc. Hydraulic damper spool valve
DE102009054122A1 (de) * 2009-11-20 2011-05-26 Volkswagen Ag Dämpferventil
JP5681372B2 (ja) 2010-04-02 2015-03-04 カヤバ工業株式会社 減衰部構造
US8739948B2 (en) * 2011-02-04 2014-06-03 Tenneco Automotive Operating Company Inc. Support washer for shock absorber valve with blow-off tunability
US8800732B2 (en) 2011-02-25 2014-08-12 Multimatic Inc. Hydraulic damper spool valve
EP2703653B1 (de) * 2012-09-04 2017-04-12 FESTO AG & Co. KG Verfahren zur Herstellung einer Kolben-Kolbenstangen-Einheit und Kolben-Kolbenstangen-Einheit
CN103148148B (zh) * 2013-03-08 2015-04-08 山东理工大学 减振器复原叠加阀片强度的校核方法
CN103150434A (zh) * 2013-03-08 2013-06-12 山东理工大学 减振器环形阀片复合应力的计算方法
CN103678832B (zh) * 2014-01-02 2016-08-31 山东理工大学 汽车减振器非等构叠加阀片复合应力的计算方法
DE102014201481B4 (de) * 2014-01-28 2022-03-10 Zf Friedrichshafen Ag Schwingungsdämpfer, sowie Kolbenventil für einen Schwingungsdämpfer
CN106763435A (zh) * 2015-11-24 2017-05-31 成都九鼎科技(集团)有限公司 一种减振器阀系
DE102016218373A1 (de) * 2016-09-23 2018-03-29 Zf Friedrichshafen Ag Dämpfventil für einen Schwingungsdämpfer
JP2020034068A (ja) * 2018-08-29 2020-03-05 日立オートモティブシステムズ株式会社 流体圧緩衝器
KR20220143134A (ko) 2020-03-04 2022-10-24 멀티매틱 인코퍼레이티드 개선된 유압 댐퍼 스풀 밸브

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Also Published As

Publication number Publication date
JPH06330976A (ja) 1994-11-29
CN1103884C (zh) 2003-03-26
GB2277978A (en) 1994-11-16
ITMI940576A0 (it) 1994-03-25
KR0180059B1 (en) 1999-04-01
GB9409266D0 (en) 1994-06-29
CN1096085A (zh) 1994-12-07
US5769192A (en) 1998-06-23
CN1074100C (zh) 2001-10-31
ES2115429B1 (es) 1999-02-16
BR9401918A (pt) 1994-12-13
US5547050A (en) 1996-08-20
CN1206799A (zh) 1999-02-03
ES2115429A1 (es) 1998-06-16
GB2277978B (en) 1997-05-14
ITMI940576A1 (it) 1995-09-25
FR2705127B1 (fr) 1996-04-05
FR2705127A1 (fr) 1994-11-18

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19990226