DE19813622C2 - Verfahren und Einrichtung zur lastschaltbaren Umschaltung eines hydrostatischen Fahrantriebes einer mobilen Baumaschine - Google Patents

Verfahren und Einrichtung zur lastschaltbaren Umschaltung eines hydrostatischen Fahrantriebes einer mobilen Baumaschine

Info

Publication number
DE19813622C2
DE19813622C2 DE19813622A DE19813622A DE19813622C2 DE 19813622 C2 DE19813622 C2 DE 19813622C2 DE 19813622 A DE19813622 A DE 19813622A DE 19813622 A DE19813622 A DE 19813622A DE 19813622 C2 DE19813622 C2 DE 19813622C2
Authority
DE
Germany
Prior art keywords
switch
pressure
switching
frequency
construction machine
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
DE19813622A
Other languages
German (de)
English (en)
Other versions
DE19813622A1 (de
Inventor
Horst Kohlmorgen
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.)
New Holland Kobelco Construction Machinery SpA
Original Assignee
O&K Orenstein and Koppel GmbH
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 to DE19813622A priority Critical patent/DE19813622C2/de
Application filed by O&K Orenstein and Koppel GmbH filed Critical O&K Orenstein and Koppel GmbH
Priority to KR1019997010956A priority patent/KR100654074B1/ko
Priority to JP54876599A priority patent/JP4499191B2/ja
Priority to EP99908862A priority patent/EP0988477B1/de
Priority to US09/424,690 priority patent/US6401856B1/en
Priority to PCT/EP1999/000823 priority patent/WO1999050575A1/de
Priority to BR9904892-2A priority patent/BR9904892A/pt
Publication of DE19813622A1 publication Critical patent/DE19813622A1/de
Application granted granted Critical
Publication of DE19813622C2 publication Critical patent/DE19813622C2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • F16H61/423—Motor capacity control by fluid pressure control means
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2296—Systems with a variable displacement pump
    • 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
    • F16H47/00—Combinations of mechanical gearing with fluid clutches or fluid gearing
    • F16H47/02—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type
    • 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
    • F16H59/00—Control inputs to control units of change-speed- or reversing-gearings for conveying rotary motion
    • F16H59/68—Inputs being a function of gearing status
    • F16H2059/6838—Sensing gearing status of hydrostatic transmissions
    • F16H2059/6861—Sensing gearing status of hydrostatic transmissions the pressures, e.g. high, low or differential pressures
    • 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
    • F16H59/00—Control inputs to control units of change-speed- or reversing-gearings for conveying rotary motion
    • F16H59/14—Inputs being a function of torque or torque demand
    • F16H59/26—Inputs being a function of torque or torque demand dependent on 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
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed- or reversing-gearings for conveying rotary motion
    • F16H59/36—Inputs being a function of speed
    • F16H59/38—Inputs being a function of speed of gearing elements
    • F16H59/40—Output shaft speed
    • 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
    • F16H61/02—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 characterised by the signals used
    • F16H61/0202—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 characterised by the signals used the signals being electric
    • F16H61/0204—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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
    • F16H61/0213—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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal characterised by the method for generating shift signals
    • 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
    • F16H61/16—Inhibiting  or initiating  shift during unfavourable conditions , e.g. preventing forward-reverse shift at high vehicle speed, preventing engine overspeed  

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Control Of Transmission Device (AREA)
  • Control Of Fluid Gearings (AREA)
  • Operation Control Of Excavators (AREA)
DE19813622A 1998-03-27 1998-03-27 Verfahren und Einrichtung zur lastschaltbaren Umschaltung eines hydrostatischen Fahrantriebes einer mobilen Baumaschine Expired - Fee Related DE19813622C2 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
DE19813622A DE19813622C2 (de) 1998-03-27 1998-03-27 Verfahren und Einrichtung zur lastschaltbaren Umschaltung eines hydrostatischen Fahrantriebes einer mobilen Baumaschine
JP54876599A JP4499191B2 (ja) 1998-03-27 1999-02-09 自走式建設土木機械の液圧式走行駆動装置を負荷に依存して切換えるための方法と装置
EP99908862A EP0988477B1 (de) 1998-03-27 1999-02-09 Verfahren und einrichtung zur lastschaltbaren umschaltung eines hydrostatischen fahrantriebes einer mobilen baumaschine
US09/424,690 US6401856B1 (en) 1998-03-27 1999-02-09 Method and device for the power shiftable change-over of a hydrostatic vehicle drive of a mobile construction machine
KR1019997010956A KR100654074B1 (ko) 1998-03-27 1999-02-09 이동 건설기계의 유체 정압 차량 구동을 동력 변속 가능하게 전환시키기 위한 방법 및 장치
PCT/EP1999/000823 WO1999050575A1 (de) 1998-03-27 1999-02-09 Verfahren und einrichtung zur lastschaltbaren umschaltung eines hydrostatischen fahrantriebes einer mobilen baumaschine
BR9904892-2A BR9904892A (pt) 1998-03-27 1999-02-09 "processo e dispositivo para a comutação em carga de um mecanismo de translação hidrostático de uma máquina de construção móvel"

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813622A DE19813622C2 (de) 1998-03-27 1998-03-27 Verfahren und Einrichtung zur lastschaltbaren Umschaltung eines hydrostatischen Fahrantriebes einer mobilen Baumaschine

Publications (2)

Publication Number Publication Date
DE19813622A1 DE19813622A1 (de) 1999-10-07
DE19813622C2 true DE19813622C2 (de) 2002-01-10

Family

ID=7862594

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19813622A Expired - Fee Related DE19813622C2 (de) 1998-03-27 1998-03-27 Verfahren und Einrichtung zur lastschaltbaren Umschaltung eines hydrostatischen Fahrantriebes einer mobilen Baumaschine

Country Status (7)

Country Link
US (1) US6401856B1 (enExample)
EP (1) EP0988477B1 (enExample)
JP (1) JP4499191B2 (enExample)
KR (1) KR100654074B1 (enExample)
BR (1) BR9904892A (enExample)
DE (1) DE19813622C2 (enExample)
WO (1) WO1999050575A1 (enExample)

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DE19939796C1 (de) 1999-08-21 2000-11-23 Orenstein & Koppel Ag Verfahren und Arbeitsmaschine zur Herstellung von Bodenflächen
US6481314B2 (en) * 2000-01-07 2002-11-19 Kanzaki Kokyukoki Mfg. Co. Ltd. Vehicle travelling control apparatus
US9736209B2 (en) 2000-03-17 2017-08-15 Facebook, Inc. State change alerts mechanism
US7899862B2 (en) 2002-11-18 2011-03-01 Aol Inc. Dynamic identification of other users to an online user
US7590696B1 (en) 2002-11-18 2009-09-15 Aol Llc Enhanced buddy list using mobile device identifiers
US8005919B2 (en) 2002-11-18 2011-08-23 Aol Inc. Host-based intelligent results related to a character stream
EP1565830A4 (en) 2002-11-18 2008-03-12 America Online Inc LISTS OF PEOPLE
US8965964B1 (en) 2002-11-18 2015-02-24 Facebook, Inc. Managing forwarded electronic messages
US8122137B2 (en) 2002-11-18 2012-02-21 Aol Inc. Dynamic location of a subordinate user
US7428580B2 (en) 2003-11-26 2008-09-23 Aol Llc Electronic message forwarding
US7640306B2 (en) 2002-11-18 2009-12-29 Aol Llc Reconfiguring an electronic message to effect an enhanced notification
US20040210639A1 (en) 2003-03-26 2004-10-21 Roy Ben-Yoseph Identifying and using identities deemed to be known to a user
US7653693B2 (en) 2003-09-05 2010-01-26 Aol Llc Method and system for capturing instant messages
CN101929176B (zh) * 2003-09-02 2013-04-10 株式会社小松制作所 轮式装载机
EP2882984B1 (en) 2012-08-13 2018-12-26 Clark Equipment Company Automatic shift of mechanical gearbox
CN112810594B (zh) * 2018-12-21 2023-03-14 内蒙古必选机械制造有限公司 采用安全性高的车辆制动装置的车辆

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3128108A1 (de) * 1981-07-16 1983-02-03 Carl Hurth Maschinen- und Zahnradfabrik GmbH & Co, 8000 München Schalteinrichtung fuer ein von einem hydromotor angetriebenes lastschaltbares zweigang-getriebe, insbesondere fuer mobilbagger
DE3807599C2 (enExample) * 1988-03-08 1993-01-21 Hydromatik Gmbh, 7915 Elchingen, De
DE4211323A1 (de) * 1992-04-04 1993-10-07 Orenstein & Koppel Ag Verfahren zur stufenlosen Regelung eines hydrostatischen Fahrantriebes sowie hydrostatischer Fahrantrieb für Mobilfahrzeuge
DE19520454C1 (de) * 1995-03-30 1996-08-01 Orenstein & Koppel Ag Verfahren und Einrichtung zur lastabhängigen automatischen Umschaltung mindestens eines zweistufigen hydraulischen Fahrmotors einer mobilen Baumaschine

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US3890783A (en) * 1974-04-01 1975-06-24 Cmi Corp Dual pressure control assembly
JPS5827420B2 (ja) * 1978-06-06 1983-06-09 株式会社デンソー 自動車用自動変速制御方法および装置
US4380278A (en) * 1981-03-06 1983-04-19 International Harvester Co. Multiple clutch control system employing clutch status monitor
US4523494A (en) * 1983-06-13 1985-06-18 Deere & Company Steering pressure responsive differential lock control system
WO1990008910A1 (fr) * 1989-01-27 1990-08-09 Hitachi Construction Machinery Co., Ltd. Appareil de commande de transmission hydraulique
JP2561558Y2 (ja) * 1990-09-28 1998-01-28 日産ディーゼル工業株式会社 車両用多段変速機
JPH04321875A (ja) * 1991-04-19 1992-11-11 Kubota Corp 作業車の走行制御装置
JP2988028B2 (ja) * 1991-07-25 1999-12-06 ダイキン工業株式会社 定速度フィードバック制御装置
DE4206833C1 (enExample) * 1992-03-04 1993-01-28 Hydromatik Gmbh, 7915 Elchingen, De
JPH06272744A (ja) * 1993-03-16 1994-09-27 Mazda Motor Corp 無段変速機の変速比制御装置
JP3501837B2 (ja) * 1994-03-17 2004-03-02 川崎重工業株式会社 油圧式無段変速機
JPH0814358A (ja) * 1994-06-29 1996-01-16 Iseki & Co Ltd 走行装置
US5761628A (en) * 1994-10-27 1998-06-02 Eaton Corporation Start gear ratio control system and method utilizing the highest allowable start gear ratio
JP3400178B2 (ja) * 1995-03-31 2003-04-28 日立建機株式会社 油圧駆動車両の走行制御装置
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US5819866A (en) * 1996-09-09 1998-10-13 Caterpillar Inc. Active pitch control for a mobile machine
DE19638064C2 (de) * 1996-09-18 1998-08-20 Voith Turbo Kg Verfahren zur Steuerung von Schaltvorgängen bei einem Fahrzeuggetriebe
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Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3128108A1 (de) * 1981-07-16 1983-02-03 Carl Hurth Maschinen- und Zahnradfabrik GmbH & Co, 8000 München Schalteinrichtung fuer ein von einem hydromotor angetriebenes lastschaltbares zweigang-getriebe, insbesondere fuer mobilbagger
DE3807599C2 (enExample) * 1988-03-08 1993-01-21 Hydromatik Gmbh, 7915 Elchingen, De
DE4211323A1 (de) * 1992-04-04 1993-10-07 Orenstein & Koppel Ag Verfahren zur stufenlosen Regelung eines hydrostatischen Fahrantriebes sowie hydrostatischer Fahrantrieb für Mobilfahrzeuge
DE19520454C1 (de) * 1995-03-30 1996-08-01 Orenstein & Koppel Ag Verfahren und Einrichtung zur lastabhängigen automatischen Umschaltung mindestens eines zweistufigen hydraulischen Fahrmotors einer mobilen Baumaschine

Also Published As

Publication number Publication date
JP4499191B2 (ja) 2010-07-07
EP0988477A1 (de) 2000-03-29
WO1999050575A1 (de) 1999-10-07
US6401856B1 (en) 2002-06-11
KR20010012984A (ko) 2001-02-26
JP2002500741A (ja) 2002-01-08
BR9904892A (pt) 2000-09-19
DE19813622A1 (de) 1999-10-07
EP0988477B1 (de) 2002-12-18
KR100654074B1 (ko) 2006-12-07

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8127 New person/name/address of the applicant

Owner name: O&K ORENSTEIN & KOPPEL AG, 13581 BERLIN, DE

D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NEW HOLLAND KOBELCO CONSTRUCTION MACHINERY SPA, IT

R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee