JP2000501819A - パワーシフト変速機用の電気油圧式制御機構 - Google Patents
パワーシフト変速機用の電気油圧式制御機構Info
- Publication number
- JP2000501819A JP2000501819A JP9521704A JP52170497A JP2000501819A JP 2000501819 A JP2000501819 A JP 2000501819A JP 9521704 A JP9521704 A JP 9521704A JP 52170497 A JP52170497 A JP 52170497A JP 2000501819 A JP2000501819 A JP 2000501819A
- Authority
- JP
- Japan
- Prior art keywords
- shift
- operated
- valves
- control mechanism
- switching
- 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.)
- Granted
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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
-
- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4192—Detecting malfunction or potential malfunction, e.g. fail safe
-
- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
- F16H2061/1204—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures for malfunction caused by simultaneous engagement of different ratios resulting in transmission lock state or tie-up condition
-
- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
- F16H2061/1232—Bringing the control into a predefined state, e.g. giving priority to particular actuators or gear ratios
-
- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
- F16H2061/1256—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected
- F16H2061/126—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected the failing part is the controller
- F16H2061/1264—Hydraulic parts of the controller, e.g. a sticking valve or clogged channel
-
- 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
- Y10T74/00—Machine element or mechanism
- Y10T74/19—Gearing
- Y10T74/19219—Interchangeably locked
- Y10T74/19251—Control mechanism
- Y10T74/19256—Automatic
- Y10T74/1926—Speed responsive
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 特に作業用機械におけるパワーシフト変速機用の電気油圧式制御機構で あって、外部の圧力媒体源からのライン圧によって操作可能な複数の切替え部材 を備えており、圧力媒体源と切替え部材との間に複数のシフトバルブが配置され ていて、これらのシフトバルブはそれぞれパイロット圧を介して操作可能である 形式のものにおいて、切替え部材(SE1、SE2、SE3)の各1つが、少な くとも2つの操作されたシフトバルブ(SV1、SV2、SV3)と少なくとも 1つの操作されないシフトバルブとからなる特定された切替え状態の際に、操作 可能であることを特徴とする、電気油圧式制御機構。 2. 中立位置もしくはアイドリング位置が、3つのシフトバルブのすべてが 同時に又は1つだけ操作されるか又は1つも操作されないことによって特定され ていることを特徴とする、請求の範囲第1項に記載の変速機制御機構。 3. 切替え部材(SE1)が2つのシフトバルブ(SV2およびSV3)の 操作によって、切替え部材(SE2)が2つのシフトバルブ(SV1およびSV 3)の操作によって、切替え部材(SE2)が2つのシフトバルブ(SV1およ びSV3)の操作によって、それぞれ操作可能であることを特徴とする、請求の 範囲第1項及び第2項に記載の変速機制御機構。 4. シフトバルブ(SV1、SV2、SV3)を操作するパイロット圧が制 御弁(Y1、Y2、Y3)を介して制御可能であることを特徴とする、請求の範 囲第1項から第3項までのいずれか1項に記載の変速機制御機構。 5. 制御弁(71、Y2、Y3)が個々に電気パルスを介して制御可能であ ることを特徴とする、請求の範囲第4項に記載の変速機制御機構。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19546629.2 | 1995-12-14 | ||
DE19546629A DE19546629A1 (de) | 1995-12-14 | 1995-12-14 | Elektrohydraulische Steuereinrichtung für Lastschaltgetriebe |
PCT/EP1996/005425 WO1997021944A1 (de) | 1995-12-14 | 1996-12-05 | Elektrohydraulische steuereinrichtung für lastschaltgetriebe |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2000501819A true JP2000501819A (ja) | 2000-02-15 |
JP3741729B2 JP3741729B2 (ja) | 2006-02-01 |
Family
ID=7780074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52170497A Expired - Fee Related JP3741729B2 (ja) | 1995-12-14 | 1996-12-05 | パワーシフト変速機用の電気油圧式制御機構 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5996435A (ja) |
EP (1) | EP0866931B1 (ja) |
JP (1) | JP3741729B2 (ja) |
KR (1) | KR100484714B1 (ja) |
DE (2) | DE19546629A1 (ja) |
ES (1) | ES2132970T3 (ja) |
WO (1) | WO1997021944A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19546630A1 (de) * | 1995-12-14 | 1997-06-19 | Zahnradfabrik Friedrichshafen | Getriebesteuerung für ein Synchro-Shuttle-Getriebe oder Lastschaltgetriebe |
ATE364148T1 (de) * | 1998-01-20 | 2007-06-15 | Invensys Sys Inc | Elektromagnet- vorrichtung mit zwei von drei elektromagneten die immer betätigt sind |
GB2345945B (en) | 1998-12-23 | 2003-03-19 | Aggo Ltd | Control system for a power shuttle gearbox |
US6960146B2 (en) * | 2003-12-17 | 2005-11-01 | General Motors Corporation | Torque ratio control apparatus for a multi-speed transmission |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57144338A (en) * | 1981-02-26 | 1982-09-06 | Nissan Motor Co Ltd | Shifter for automatic gear change |
JP2689421B2 (ja) * | 1987-02-25 | 1997-12-10 | 三菱自動車工業株式会社 | 車両用自動変速機の油圧制御装置 |
JPH0726598Y2 (ja) * | 1988-04-04 | 1995-06-14 | 株式会社大金製作所 | 変速用クラッチの制御用油圧回路 |
FR2679309A1 (fr) * | 1991-07-19 | 1993-01-22 | Renault | Procede de commande et dispositif de securite hydraulique de transmission automatique. |
JP3094747B2 (ja) * | 1993-09-29 | 2000-10-03 | アイシン・エィ・ダブリュ株式会社 | 自動変速機の制御装置 |
US5913747A (en) * | 1996-06-10 | 1999-06-22 | Hitachi, Ltd. | Hydraulic control apparatus for an automatic transmission of a vehicle |
-
1995
- 1995-12-14 DE DE19546629A patent/DE19546629A1/de not_active Withdrawn
-
1996
- 1996-12-05 DE DE59602031T patent/DE59602031D1/de not_active Expired - Lifetime
- 1996-12-05 WO PCT/EP1996/005425 patent/WO1997021944A1/de active IP Right Grant
- 1996-12-05 US US09/077,239 patent/US5996435A/en not_active Expired - Lifetime
- 1996-12-05 EP EP96942351A patent/EP0866931B1/de not_active Expired - Lifetime
- 1996-12-05 JP JP52170497A patent/JP3741729B2/ja not_active Expired - Fee Related
- 1996-12-05 ES ES96942351T patent/ES2132970T3/es not_active Expired - Lifetime
- 1996-12-05 KR KR10-1998-0704333A patent/KR100484714B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ES2132970T3 (es) | 1999-08-16 |
EP0866931B1 (de) | 1999-05-26 |
US5996435A (en) | 1999-12-07 |
WO1997021944A1 (de) | 1997-06-19 |
DE59602031D1 (de) | 1999-07-01 |
JP3741729B2 (ja) | 2006-02-01 |
DE19546629A1 (de) | 1997-06-19 |
KR19990072039A (ko) | 1999-09-27 |
KR100484714B1 (ko) | 2005-09-30 |
EP0866931A1 (de) | 1998-09-30 |
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