JP2005325937A - 自動変速機用ピストン - Google Patents

自動変速機用ピストン Download PDF

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Publication number
JP2005325937A
JP2005325937A JP2004145276A JP2004145276A JP2005325937A JP 2005325937 A JP2005325937 A JP 2005325937A JP 2004145276 A JP2004145276 A JP 2004145276A JP 2004145276 A JP2004145276 A JP 2004145276A JP 2005325937 A JP2005325937 A JP 2005325937A
Authority
JP
Japan
Prior art keywords
piston
cylindrical portion
automatic transmission
claw piece
press
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.)
Pending
Application number
JP2004145276A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005325937A5 (enExample
Inventor
Hirobumi Onishi
博文 大西
Yuji Yasuda
勇治 安田
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor 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 Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to JP2004145276A priority Critical patent/JP2005325937A/ja
Priority to US11/568,844 priority patent/US20070256294A1/en
Priority to PCT/JP2005/009207 priority patent/WO2005111477A1/ja
Priority to CNA2005800153542A priority patent/CN1954163A/zh
Publication of JP2005325937A publication Critical patent/JP2005325937A/ja
Publication of JP2005325937A5 publication Critical patent/JP2005325937A5/ja
Pending legal-status Critical Current

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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
    • F16H—GEARING
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/3023—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by fluid pressure
    • F16H63/3026—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by fluid pressure comprising friction clutches or brakes
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00—Fluid-actuated clutches
    • F16D25/06—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch
    • F16D25/062—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces
    • F16D25/063—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially
    • F16D25/0635—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs
    • F16D25/0638—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs with more than two discs, e.g. multiple lamellae
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
    • F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
    • F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
    • F16D65/186—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes with full-face force-applying member, e.g. annular
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2121/00—Type of actuator operation force
    • F16D2121/02—Fluid pressure
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2125/00—Components of actuators
    • F16D2125/02—Fluid-pressure mechanisms
    • F16D2125/06—Pistons
    • 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
    • Y10T29/53—Means to assemble or disassemble

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
  • Gear-Shifting Mechanisms (AREA)
  • Braking Arrangements (AREA)
JP2004145276A 2004-05-14 2004-05-14 自動変速機用ピストン Pending JP2005325937A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2004145276A JP2005325937A (ja) 2004-05-14 2004-05-14 自動変速機用ピストン
US11/568,844 US20070256294A1 (en) 2004-05-14 2005-05-13 Piston for Automatic Speed Changer
PCT/JP2005/009207 WO2005111477A1 (ja) 2004-05-14 2005-05-13 自動変速機用ピストン
CNA2005800153542A CN1954163A (zh) 2004-05-14 2005-05-13 用于自动变速器的活塞

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004145276A JP2005325937A (ja) 2004-05-14 2004-05-14 自動変速機用ピストン

Publications (2)

Publication Number Publication Date
JP2005325937A true JP2005325937A (ja) 2005-11-24
JP2005325937A5 JP2005325937A5 (enExample) 2006-01-26

Family

ID=35394242

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004145276A Pending JP2005325937A (ja) 2004-05-14 2004-05-14 自動変速機用ピストン

Country Status (4)

Country Link
US (1) US20070256294A1 (enExample)
JP (1) JP2005325937A (enExample)
CN (1) CN1954163A (enExample)
WO (1) WO2005111477A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009174687A (ja) * 2008-01-28 2009-08-06 Toyota Motor Corp 摩擦係合用ピストン及びスプリングシート

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4779341B2 (ja) * 2004-11-18 2011-09-28 トヨタ自動車株式会社 自動変速機用ピストン
DE102009020950B4 (de) * 2009-05-12 2020-01-09 Volkswagen Ag Doppelkupplung mit einem Betätigungskolben und einer Verdrehsicherung für den Betätigungskolben
US9568100B2 (en) * 2012-04-26 2017-02-14 Schaeffler Technologies AG & Co. KG Transmission piston with retained release spring
JP6977689B2 (ja) * 2018-08-31 2021-12-08 トヨタ自動車株式会社 自動変速機
CN113070662B (zh) * 2021-04-22 2022-04-01 宁国市正道橡塑零部件有限公司 一种汽车防火墙密封系统用护线套自动化装配设备

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3805933A (en) * 1969-05-19 1974-04-23 Formsprag Co Hydraulically operated disc clutch
JPS618280Y2 (enExample) * 1979-08-30 1986-03-14
US4716787A (en) * 1985-10-16 1988-01-05 Aisin-Warner Kabushiki Kaisha Automatic transmission mechanism
JPS6320562U (enExample) * 1986-07-25 1988-02-10
JP3097079B2 (ja) * 1988-09-27 2000-10-10 トヨタ自動車株式会社 自動変速機の変速用摩擦係合装置
ES2051005T3 (es) * 1988-12-15 1994-06-01 Zahnradfabrik Friedrichshafen Transmision automatica para vehiculos automoviles.
FR2674302B1 (fr) * 1991-03-22 1995-06-02 Valeo Actionneur hydraulique pour embrayage a friction.
JP2988542B2 (ja) * 1991-09-13 1999-12-13 ジヤトコ・トランステクノロジー株式会社 自動変速装置
JPH05263839A (ja) * 1992-03-18 1993-10-12 Jatco Corp 締結装置
JP3308200B2 (ja) * 1997-12-26 2002-07-29 三菱電線工業株式会社 自動変速機用ピストン
US6206161B1 (en) * 1999-10-22 2001-03-27 General Motors Corporation Selectively engageable torque transmitting mechanism with a one-way screw apply
JP3892675B2 (ja) * 2001-02-26 2007-03-14 三菱電線工業株式会社 自動変速機用ピストン及びその製法
JP4062170B2 (ja) * 2003-05-22 2008-03-19 トヨタ自動車株式会社 自動変速機
JP4779341B2 (ja) * 2004-11-18 2011-09-28 トヨタ自動車株式会社 自動変速機用ピストン

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009174687A (ja) * 2008-01-28 2009-08-06 Toyota Motor Corp 摩擦係合用ピストン及びスプリングシート
US8181762B2 (en) 2008-01-28 2012-05-22 Toyota Jidosha Kabuskiki Kaisha Frictional engaging piston and spring seat

Also Published As

Publication number Publication date
WO2005111477A1 (ja) 2005-11-24
US20070256294A1 (en) 2007-11-08
CN1954163A (zh) 2007-04-25

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