JPS5876463U - 油圧モ−タのブレ−キ解放装置 - Google Patents

油圧モ−タのブレ−キ解放装置

Info

Publication number
JPS5876463U
JPS5876463U JP1981171378U JP17137881U JPS5876463U JP S5876463 U JPS5876463 U JP S5876463U JP 1981171378 U JP1981171378 U JP 1981171378U JP 17137881 U JP17137881 U JP 17137881U JP S5876463 U JPS5876463 U JP S5876463U
Authority
JP
Japan
Prior art keywords
brake
valve
brake release
manual pump
circuit
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
Application number
JP1981171378U
Other languages
English (en)
Other versions
JPS6220369Y2 (ja
Inventor
照夫 秋山
森田　紘一
Original Assignee
株式会社小松製作所
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 株式会社小松製作所 filed Critical 株式会社小松製作所
Priority to JP1981171378U priority Critical patent/JPS5876463U/ja
Priority to GB08232607A priority patent/GB2112481B/en
Priority to FR8219300A priority patent/FR2516462B1/fr
Priority to US06/443,114 priority patent/US4813518A/en
Publication of JPS5876463U publication Critical patent/JPS5876463U/ja
Application granted granted Critical
Publication of JPS6220369Y2 publication Critical patent/JPS6220369Y2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/12—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/12—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid
    • B60T13/22—Brakes applied by springs or weights and released hydraulically

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Systems And Boosters (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Fluid Gearings (AREA)
  • Regulating Braking Force (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
図面は本考案の実施例を示す油圧回路図である。 １は油圧モータ、４にブレーキ、８はブレーキ制御弁、
１１はブレーキ回路、１２はブレーキ解放弁、１４は手
動ポンプ、１７はデテント、１８はロッド、２２はリリ
ーフ弁。

Claims (1)

    【実用新案登録請求の範囲】
  1. ばね力にて作動され、油圧力にて解放されるようにして
    油圧モータ１に備えたブレーキ４と、このブレーキ４の
    油圧作用部にブレーキ回路１１を介して接続したブレー
    キ制御弁８と、ブレーキ回路１１に接続した手動ポンプ
    １４とからなる油圧モータのブレーキ解放装置において
    、上記ブレーキ回路１１内で、かつ手動ポンプ１４の接
    続部とブレーキ制御弁８との間に、連通位置と断位置と
    を有し、かっばね２０の付勢力にて連通位置に、パイロ
    ット圧にて断位置となり、さらに断位置を保持するデテ
    ント１７を設けたブレーキ解放弁１２を介装し、また手
    動ポンプ１４の吐出回路内に上記ブレーキ解放弁１２の
    ばね２０より大きな付勢力を有するばねにて閉じられた
    逆止弁１５を弁装置１、またブレーキ解放弁１２のパイ
    ロット圧作用部に手動ポンプ１４の吐出側を接続し、さ
    らに上記ブレーキ解放弁１２のデテント１７の解放作動
    部とブレーキ制御弁８の作動部とを連結し、また手動ポ
    ンプ１４の吐出側にリリーフ弁２２を接続してなること
    を特徴とする油圧モータのブレーキ解放装置。
JP1981171378U 1981-11-19 1981-11-19 油圧モ−タのブレ−キ解放装置 Granted JPS5876463U (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1981171378U JPS5876463U (ja) 1981-11-19 1981-11-19 油圧モ−タのブレ−キ解放装置
GB08232607A GB2112481B (en) 1981-11-19 1982-11-15 Spring brake release mechanism
FR8219300A FR2516462B1 (fr) 1981-11-19 1982-11-18 Mecanisme de desserrage de frein
US06/443,114 US4813518A (en) 1981-11-19 1982-11-19 Brake release mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981171378U JPS5876463U (ja) 1981-11-19 1981-11-19 油圧モ−タのブレ−キ解放装置

Publications (2)

Publication Number Publication Date
JPS5876463U true JPS5876463U (ja) 1983-05-24
JPS6220369Y2 JPS6220369Y2 (ja) 1987-05-25

Family

ID=15922064

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981171378U Granted JPS5876463U (ja) 1981-11-19 1981-11-19 油圧モ−タのブレ−キ解放装置

Country Status (4)

Country Link
US (1) US4813518A (ja)
JP (1) JPS5876463U (ja)
FR (1) FR2516462B1 (ja)
GB (1) GB2112481B (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004217193A (ja) * 2002-11-20 2004-08-05 Kobelco Contstruction Machinery Ltd 軌道用作業機
JP2008302787A (ja) * 2007-06-07 2008-12-18 Tadano Ltd 軌陸車の軌道走行用油圧回路

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4576418A (en) * 1984-07-13 1986-03-18 Caterpillar Tractor Co. Brake release mechanism for vehicle towing
US4956911A (en) * 1990-05-18 1990-09-18 Ag Communication Systems Corporation Tool for repairing surface mounted components on printed circuit board
US5115176A (en) * 1990-10-22 1992-05-19 White Dewitt T Control arrangement for electrically propelled wheeled vehicles
CA2041158C (en) * 1991-04-24 1994-09-20 Edwin R. Wagner Tow hook activated brake release method and apparatus
US5112113A (en) * 1991-04-24 1992-05-12 Atlas Copco Construction & Mining Technique Tow hook activated brake release method and apparatus
JPH08177899A (ja) * 1994-12-27 1996-07-12 Komatsu Ltd 油圧モータのブレーキ装置
US5904228A (en) * 1996-08-09 1999-05-18 Case Corporation Brake control system and related method
US5984425A (en) * 1998-01-22 1999-11-16 Wacker Corporation Spring applied/hydraulically released braking system employing self-resetting override valve
US6168244B1 (en) 1998-06-12 2001-01-02 Case Corporation Park brake release apparatus and method
US6715590B2 (en) * 2002-02-21 2004-04-06 Deere & Company Brake release system
US7452038B2 (en) * 2006-01-20 2008-11-18 Towhaul Corporation System and method for remotely releasing a parking brake on a disabled vehicle
WO2007089305A1 (en) * 2006-02-02 2007-08-09 White Drive Products, Inc. Control component for hydraulic circuit including spring applied-hydraulically released brake
US7909414B2 (en) * 2006-03-10 2011-03-22 White Drive Products, Inc. Hydraulic circuit for spring applied-hydraulically released brake and hydraulic motor
US7722131B2 (en) * 2006-02-02 2010-05-25 White Drive Products, Inc. Control component for a spring applied-pressure released hydraulic brake and hydraulic motor
US7914084B2 (en) * 2006-02-02 2011-03-29 White Drive Products, Inc. Control component for hydraulic circuit including spring applied-hydraulically released brake
ITMO20070254A1 (it) * 2007-07-30 2009-01-31 Safim S P A Dispositivo idraulico per il comando della frenatura di macchine operatrici e simili
WO2014040161A1 (en) * 2012-09-13 2014-03-20 Bombardier Transportation Gmbh Brake release device for a braking arrangement
US9061668B2 (en) * 2013-02-14 2015-06-23 Caterpillar Inc. Brake system
US10160583B2 (en) * 2015-05-27 2018-12-25 Ds Smith Plastics Limited Co-injection molded dispensing components
ITUB20155206A1 (it) * 2015-10-21 2017-04-21 Cnh Ind Italia Spa Veicolo motorizzato comprendente un freno di tipo SAHR.
EP3415385B1 (en) * 2017-06-15 2022-06-15 Sandvik Mining and Construction Oy Brake system, mine vehicle and method of releasing brakes
DE102018108005A1 (de) * 2018-04-05 2019-10-10 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Steuereinrichtung für eine Parkbremseinrichtung eines Fahrzeugs
IT201900010989A1 (it) * 2019-07-05 2021-01-05 Cnh Ind Italia Spa Disposizione idraulica di freno migliorata per un veicolo da fuori strada
US20240198992A1 (en) * 2022-12-15 2024-06-20 Zf Off-Highway Solutions Minnesota Inc. Electro-hydraulic valve for proportional control of spring apply hydraulic release (sahr) brakes

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2135279C3 (de) * 1971-07-15 1982-04-08 Kloeckner-Humboldt-Deutz Ag, 5000 Koeln Einrichtung zum Schutz der Antriebsmaschine eines Kraftfahrzeugs vor Überdrehzahl
US3759357A (en) * 1972-03-23 1973-09-18 Caterpillar Tractor Co Brake saver circuit
US3854559A (en) * 1973-10-01 1974-12-17 Deere & Co Control system for a hydraulically-operable brake and transmission
FR2271451B1 (ja) * 1974-05-14 1978-06-02 Poclain Sa
US4195716A (en) * 1976-08-13 1980-04-01 Caterpillar Tractor Co. Brake release mechanism
JPS548325A (en) * 1977-06-20 1979-01-22 Kobe Steel Ltd Device for operating car clutch
US4279334A (en) * 1979-08-06 1981-07-21 Allis-Chalmers Corporation Mechanical detent for three speed power shift transmission
JPS56167903A (en) * 1980-05-24 1981-12-23 Hitachi Constr Mach Co Ltd Hydraulic circuit of brake for hydraulic motor
GB2082227B (en) * 1980-08-15 1984-03-07 Coal Industry Patents Ltd Brake equipment for underground mining machines

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004217193A (ja) * 2002-11-20 2004-08-05 Kobelco Contstruction Machinery Ltd 軌道用作業機
JP2008302787A (ja) * 2007-06-07 2008-12-18 Tadano Ltd 軌陸車の軌道走行用油圧回路

Also Published As

Publication number Publication date
GB2112481B (en) 1985-09-18
FR2516462A1 (fr) 1983-05-20
FR2516462B1 (fr) 1986-12-12
GB2112481A (en) 1983-07-20
US4813518A (en) 1989-03-21
JPS6220369Y2 (ja) 1987-05-25

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