DE60115579T2 - Weich-Start-Betätigungskolben - Google Patents

Weich-Start-Betätigungskolben Download PDF

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Publication number
DE60115579T2
DE60115579T2 DE60115579T DE60115579T DE60115579T2 DE 60115579 T2 DE60115579 T2 DE 60115579T2 DE 60115579 T DE60115579 T DE 60115579T DE 60115579 T DE60115579 T DE 60115579T DE 60115579 T2 DE60115579 T2 DE 60115579T2
Authority
DE
Germany
Prior art keywords
actuator
passage
piston
seat belt
gas
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 - Fee Related
Application number
DE60115579T
Other languages
German (de)
English (en)
Other versions
DE60115579D1 (de
Inventor
Bruce A. Stevens
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.)
Automotive Systems Laboratory Inc
Original Assignee
Automotive Systems Laboratory Inc
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 Automotive Systems Laboratory Inc filed Critical Automotive Systems Laboratory Inc
Publication of DE60115579D1 publication Critical patent/DE60115579D1/de
Application granted granted Critical
Publication of DE60115579T2 publication Critical patent/DE60115579T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20Other details, e.g. assembly with regulating devices
    • F15B15/22Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
    • F15B15/221Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke for accelerating the stroke, e.g. by area increase
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R22/34Belt retractors, e.g. reels
    • B60R22/46Reels with means to tension the belt in an emergency by forced winding up
    • B60R22/4628Reels with means to tension the belt in an emergency by forced winding up characterised by fluid actuators, e.g. pyrotechnic gas generators
    • B60R22/4633Linear actuators, e.g. comprising a piston moving along reel axis and rotating along its own axis
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/19Pyrotechnical actuators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R22/34Belt retractors, e.g. reels
    • B60R22/46Reels with means to tension the belt in an emergency by forced winding up
    • B60R22/4628Reels with means to tension the belt in an emergency by forced winding up characterised by fluid actuators, e.g. pyrotechnic gas generators
    • B60R2022/4642Reels with means to tension the belt in an emergency by forced winding up characterised by fluid actuators, e.g. pyrotechnic gas generators the gas directly propelling a flexible driving means, e.g. a plurality of successive masses, in a tubular chamber
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R22/34Belt retractors, e.g. reels
    • B60R22/46Reels with means to tension the belt in an emergency by forced winding up
    • B60R2022/468Reels with means to tension the belt in an emergency by forced winding up characterised by clutching means between actuator and belt reel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Automotive Seat Belt Assembly (AREA)
DE60115579T 2000-10-31 2001-10-31 Weich-Start-Betätigungskolben Expired - Fee Related DE60115579T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US24455400P 2000-10-31 2000-10-31
US244554P 2000-10-31

Publications (2)

Publication Number Publication Date
DE60115579D1 DE60115579D1 (de) 2006-01-12
DE60115579T2 true DE60115579T2 (de) 2006-08-17

Family

ID=22923232

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60115579T Expired - Fee Related DE60115579T2 (de) 2000-10-31 2001-10-31 Weich-Start-Betätigungskolben

Country Status (4)

Country Link
US (1) US6708914B2 (enExample)
EP (1) EP1201513B1 (enExample)
JP (1) JP2002264764A (enExample)
DE (1) DE60115579T2 (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006031845A1 (de) * 2006-07-10 2008-01-17 Trw Automotive Gmbh Gurtstraffer für ein Sicherheitsgurtsystem
DE102009017137A1 (de) * 2009-04-15 2010-10-28 Autoliv Development Ab Gurtstraffer für einen Gurtaufroller
DE102011105697A1 (de) * 2011-06-22 2012-12-27 Autoliv Development Ab Bandstraffer für eine Sicherheitsgurteinrichtung
DE102012023031A1 (de) * 2012-11-26 2014-05-28 Trw Automotive Gmbh Gurtstraffer für ein Fahrzeuginsassen-Rückhaltesystem

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2293063T3 (es) * 2002-08-03 2008-03-16 Autoliv Development Ab Combinacion de arrollador/tensor de cinturon con un accionamiento de tensor integrado en el arbol de cinturon.
EP1475283A1 (de) * 2003-05-07 2004-11-10 Hirschmann Automotive GmbH Anzündeeinheit für ein Sicherheitssystem eines Fahrzeuges
DE10327837A1 (de) * 2003-06-20 2005-01-05 Trw Occupant Restraint Systems Gmbh & Co. Kg Gurtstraffer
EP1744061B1 (de) * 2005-07-15 2007-12-26 THOMAS MAGNETE GmbH Pyrotechnisches Entriegelungssystem
AT501746B1 (de) * 2005-07-27 2006-11-15 Albert Kinzel Vorrichtung zum straffen von sicherheitsgurten
US9027965B2 (en) * 2005-11-25 2015-05-12 Tk Holdings Inc. Gas generator
DE102008025094B4 (de) 2008-05-26 2010-06-02 Autoliv Development Ab Gurtstraffer mit einem Metallband zur Kraftübertragung
JP5366296B2 (ja) * 2008-12-29 2013-12-11 テイ・エス テック株式会社 車両用シートおよび車両用シートの着座者を拘束する作動方法
US8607703B2 (en) * 2010-04-09 2013-12-17 Bae Systems Information And Electronic Systems Integration Inc. Enhanced reliability miniature piston actuator for an electronic thermal battery initiator
US8678440B1 (en) 2012-12-20 2014-03-25 Autoliv Asp, Inc. Retractor-lap pretensioner with single micro-gas generator
CN109153369B (zh) * 2016-04-06 2021-05-07 Trw汽车股份有限公司 用于释放用于车辆安全带的安全带卷收器的力限制器的执行机构以及具有这种执行机构的安全带卷收器

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JPS5912910Y2 (ja) * 1978-08-25 1984-04-18 株式会社日本自動車部品総合研究所 シ−トベルト引締め装置の逆戻り防止装置
DE3215925C2 (de) 1982-04-29 1985-11-28 Bayern-Chemie Gesellschaft für flugchemische Antriebe mbH, 8261 Aschau Aufwickelvorrichtung mit Rückstrammer für Sicherheitsgurte
DE3231509C2 (de) 1982-08-25 1985-04-18 Daimler-Benz Ag, 7000 Stuttgart Spannvorrichtung für ein auf eine Gurtrolle aufwickelbares Gurtende eines Sicherheitsgurtsystemes
CA1221074A (en) 1982-11-29 1987-04-28 Takayuki Ando Webbing retractor
DE3635022A1 (de) * 1985-10-26 1987-04-30 Volkswagen Ag Spannvorrichtung fuer sicherheitsgurte
FR2604134B1 (fr) 1986-09-18 1988-12-23 Peugeot Aciers Et Outillage Tendeur de rappel pour enrouleur de sangle de ceinture de securite, notamment pour vehicule automobile
DE3876081T2 (de) 1987-12-23 1993-03-25 Fuji Autolib Co Ltd Sicherheitsgurt mit spannvorrichtung.
US5035757A (en) 1990-10-25 1991-07-30 Automotive Systems Laboratory, Inc. Azide-free gas generant composition with easily filterable combustion products
JPH05246305A (ja) 1991-03-12 1993-09-24 Takata Kk リトラクタ軸回転式プリテンショナ
JPH0624294A (ja) 1992-07-08 1994-02-01 Takata Kk シートベルト装置のプリテンショナ
JPH0715458U (ja) 1993-08-30 1995-03-14 株式会社東海理化電機製作所 プリテンショナ
US5397075A (en) 1993-09-10 1995-03-14 Automotive Systems Laboratory, Inc. Seat belt pretensioner
DE4415103A1 (de) 1993-10-25 1995-04-27 Trw Repa Gmbh Gurtstraffer für Sicherheitsgurt-Rückhaltesysteme in Fahrzeugen
US5881962A (en) * 1994-04-11 1999-03-16 Autoliv Development Ab Mass-body drive for a rotary tightening device
DE4432594A1 (de) 1994-09-13 1996-03-14 Takata Europ Gmbh Gurtstraffer bei Sicherheitsgurtanordnungen in Kraftfahrzeugen
US5553803A (en) 1994-09-13 1996-09-10 Takata Vehicle Safety Technology Gmbh Belt tensioner for safety belts for motor vehicles
DE19503150A1 (de) 1995-02-01 1996-08-08 Takata Europ Gmbh Einen Gurtstraffer aufweisende Sicherheitsgurtanordnung in Kraftfahrzeugen
US5839686A (en) 1995-10-12 1998-11-24 Alliedsignal Inc. Chain driven pretensioner and retractor
WO1997013660A1 (en) * 1995-10-12 1997-04-17 Alliedsignal Inc. Spiral tube compact pretensioner and retractor
US5756929A (en) 1996-02-14 1998-05-26 Automotive Systems Laboratory Inc. Nonazide gas generating compositions
US5697571A (en) 1996-05-17 1997-12-16 Alliedsignal Inc. Chain link rack pretensioner
GB2315985B (en) 1996-08-13 2000-11-22 Alliedsignal Ltd Pretensioner
US5872329A (en) 1996-11-08 1999-02-16 Automotive Systems Laboratory, Inc. Nonazide gas generant compositions
US5853135A (en) 1997-02-21 1998-12-29 Alliedsignal Inc. Chain link rack pretensioner
DE29710325U1 (de) 1997-06-12 1998-10-15 Trw Occupant Restraint Systems Gmbh, 73551 Alfdorf Gurtstraffer für ein Insassen-Rückhaltesystem
US5899399A (en) 1997-06-12 1999-05-04 Trw Vehicle Safety Systems Inc. Seat belt pretensioner
DE29717367U1 (de) * 1997-09-29 1998-02-12 Trw Occupant Restraint Systems Gmbh, 73551 Alfdorf Pyrotechnischer Antrieb, insbesondere für Fahrzeuginsassen-Rückhaltesysteme
US6036274A (en) 1997-11-13 2000-03-14 Breed Automotive Technology, Inc. Drive pulley, compact buckle pretensioner
US5944350A (en) 1997-11-14 1999-08-31 Takata Inc. Buckle pretensioner
GB2331275B (en) 1997-11-18 2001-12-12 Alliedsignal Sistemi Di Sicure Clutch housing for a safety belt pretensioner
US5863009A (en) * 1997-12-24 1999-01-26 Trw Vehicle Safety Systems Inc. Apparatus for pretensioning seat belt webbing
US5906328A (en) 1998-03-12 1999-05-25 Takata Corporation Pre-tensioner for seat belt device
DE19846227A1 (de) * 1998-10-07 2000-04-13 Breed Automotive Tech Kolbenantrieb zum Straffen eines Kraftfahrzeugsicherheitsgurtes
DE10010379B4 (de) 1999-03-04 2005-09-08 Autoliv Development Ab Sicherheitsgurtsystem
JP2003521417A (ja) * 2000-02-04 2003-07-15 オートモーティブ システムズ ラボラトリー インコーポレーテッド シートベルトプリテンショナ
US6340176B1 (en) * 2000-03-31 2002-01-22 Delphi Technologies, Inc. Seat restraint tensioner

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006031845A1 (de) * 2006-07-10 2008-01-17 Trw Automotive Gmbh Gurtstraffer für ein Sicherheitsgurtsystem
DE102009017137A1 (de) * 2009-04-15 2010-10-28 Autoliv Development Ab Gurtstraffer für einen Gurtaufroller
DE102009017137A9 (de) * 2009-04-15 2011-02-17 Autoliv Development Ab Gurtstraffer für einen Gurtaufroller
DE102011105697A1 (de) * 2011-06-22 2012-12-27 Autoliv Development Ab Bandstraffer für eine Sicherheitsgurteinrichtung
DE102011105697B4 (de) * 2011-06-22 2015-02-12 Autoliv Development Ab Bandstraffer für eine Sicherheitsgurteinrichtung
DE102012023031A1 (de) * 2012-11-26 2014-05-28 Trw Automotive Gmbh Gurtstraffer für ein Fahrzeuginsassen-Rückhaltesystem
US9751496B2 (en) 2012-11-26 2017-09-05 Trw Automotive Gmbh Seat belt tensioner for a vehicle passenger restraint system
DE102012023031B4 (de) 2012-11-26 2023-02-23 Zf Automotive Germany Gmbh Gurtstraffer für ein Fahrzeuginsassen-Rückhaltesystem

Also Published As

Publication number Publication date
EP1201513A3 (en) 2004-01-07
EP1201513A2 (en) 2002-05-02
DE60115579D1 (de) 2006-01-12
EP1201513B1 (en) 2005-12-07
JP2002264764A (ja) 2002-09-18
US20020109029A1 (en) 2002-08-15
US6708914B2 (en) 2004-03-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee