BR0303263A - Aparelho de válvula inferior de amortecedor de choque hidráulico - Google Patents

Aparelho de válvula inferior de amortecedor de choque hidráulico

Info

Publication number
BR0303263A
BR0303263A BR0303263-9A BR0303263A BR0303263A BR 0303263 A BR0303263 A BR 0303263A BR 0303263 A BR0303263 A BR 0303263A BR 0303263 A BR0303263 A BR 0303263A
Authority
BR
Brazil
Prior art keywords
valve apparatus
hydraulic shock
shock absorber
bottom valve
absorber bottom
Prior art date
Application number
BR0303263-9A
Other languages
English (en)
Other versions
BR0303263B1 (pt
Inventor
Takeshi Murata
Original Assignee
Showa Corp
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 Showa Corp filed Critical Showa Corp
Publication of BR0303263A publication Critical patent/BR0303263A/pt
Publication of BR0303263B1 publication Critical patent/BR0303263B1/pt

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
    • 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
    • F16F9/3485—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 characterised by features of supporting elements intended to guide or limit the movement of the annular discs
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
  • Check Valves (AREA)

Abstract

"APARELHO DE VáLVULA INFERIOR DE AMORTECEDOR DE CHOQUE HIDRáULICO". A presente invenção refere-se a um aparelho de válvula inferior no qual uma passagem de fluxo é formada em uma peça inferior, uma válvula de retenção que abre e fecha a passagem de fluxo é provida em um lado de face da peça inferior, e uma mola espiral que pressiona a válvula de retenção é presa por um parafuso e uma porca que são providos na peça inferior, uma direção de filete da porca ou do parafuso que prende a mola espiral sendo ajustada em uma direção oposta a uma direção de enrolamento da mola espiral.
BRPI0303263-9A 2003-01-08 2003-08-20 aparelho de válvula inferior de amortecedor de choque hidráulico. BR0303263B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003002638A JP4097530B2 (ja) 2003-01-08 2003-01-08 油圧緩衝器のボトムバルブ装置

Publications (2)

Publication Number Publication Date
BR0303263A true BR0303263A (pt) 2005-04-12
BR0303263B1 BR0303263B1 (pt) 2012-10-02

Family

ID=28035996

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0303263-9A BR0303263B1 (pt) 2003-01-08 2003-08-20 aparelho de válvula inferior de amortecedor de choque hidráulico.

Country Status (4)

Country Link
US (1) US7240776B2 (pt)
JP (1) JP4097530B2 (pt)
BR (1) BR0303263B1 (pt)
GB (1) GB2397109B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004059702A1 (de) * 2004-12-10 2006-06-14 Volkswagen Ag Dämpferventil
DE102005031939B4 (de) * 2005-07-08 2010-07-22 Thyssenkrupp Bilstein Suspension Gmbh Schwingungsdämpfer mit Zuganschlagfeder
DE102012222826A1 (de) 2012-06-28 2014-01-02 Robert Bosch Gmbh Kolben-Kraftstoffpumpe
US10221911B2 (en) * 2016-07-19 2019-03-05 Beijingwest Industries Co., Ltd. Twin-tube hydraulic damper with a vibration suppressing device
JP6339716B1 (ja) 2017-03-09 2018-06-06 株式会社ショーワ 圧力緩衝装置
JP6339717B1 (ja) 2017-03-09 2018-06-06 株式会社ショーワ 圧力緩衝装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3151855A (en) * 1962-01-15 1964-10-06 Sturdy Products Adjustable spring booster
US3684179A (en) * 1970-12-16 1972-08-15 Superior Pipe Specialties Co Sprinkler head riser mechanism
US3761189A (en) * 1971-06-08 1973-09-25 Sankyo Seiki Seisakusho Kk Device for fixing spring winder means
JPS56116932A (en) * 1980-02-18 1981-09-14 Tokico Ltd Mechanical disc brake
JPH03222150A (ja) 1990-01-26 1991-10-01 Matsushita Electric Ind Co Ltd 磁気ディスク駆動装置
US5992585A (en) 1998-03-19 1999-11-30 Tenneco Automotive Inc. Acceleration sensitive damping for automotive dampers
JP3190911B2 (ja) * 1999-11-26 2001-07-23 株式会社椿本チエイン テンショナ
US6382372B1 (en) 2000-01-03 2002-05-07 Tenneco Automotive Inc. Ported disc variable bleed orifice
US6672436B1 (en) 2000-04-19 2004-01-06 Tenneco Automotive Operating Company Inc. Variable bleed orifice valving

Also Published As

Publication number Publication date
US20040129517A1 (en) 2004-07-08
JP2004211878A (ja) 2004-07-29
US7240776B2 (en) 2007-07-10
BR0303263B1 (pt) 2012-10-02
GB2397109B (en) 2006-06-07
GB0318717D0 (en) 2003-09-10
JP4097530B2 (ja) 2008-06-11
GB2397109A (en) 2004-07-14

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Legal Events

Date Code Title Description
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 20/08/2003, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 16A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2529 DE 25-06-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.