JPS6245401U - - Google Patents

Info

Publication number
JPS6245401U
JPS6245401U JP13658385U JP13658385U JPS6245401U JP S6245401 U JPS6245401 U JP S6245401U JP 13658385 U JP13658385 U JP 13658385U JP 13658385 U JP13658385 U JP 13658385U JP S6245401 U JPS6245401 U JP S6245401U
Authority
JP
Japan
Prior art keywords
piston
hydraulic motor
crawler
discharge passage
main supply
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
JP13658385U
Other languages
Japanese (ja)
Other versions
JPH0628345Y2 (en
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 filed Critical
Priority to JP1985136583U priority Critical patent/JPH0628345Y2/en
Publication of JPS6245401U publication Critical patent/JPS6245401U/ja
Application granted granted Critical
Publication of JPH0628345Y2 publication Critical patent/JPH0628345Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Motor Power Transmission Devices (AREA)
  • Hydraulic Motors (AREA)
  • Fluid-Pressure Circuits (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す回路図、第
２図は液圧モータ近傍の断面図、第３図はパイロ
ツト弁近傍の断面図、第４図はこの考案の他の実
施例を示す回路図、第５図ａ〜ｄは液圧モータの
出力特性を表すグラフ、第６図ａ，ｂはポンプを
可変容量型としたときの液圧モータの出力特性を
表すグラフである。 ７……液圧モータ、１３……吸入量制御部材（
斜板）、３５……クローラシユー、４１……高圧
選択弁、４９，５０……ピストン、５４……パイ
ロツト弁、Ａ……最少吸入量位置、Ｂ……最大吸
入量位置。 Fig. 1 is a circuit diagram showing one embodiment of this invention, Fig. 2 is a sectional view near the hydraulic motor, Fig. 3 is a sectional view near the pilot valve, and Fig. 4 shows another embodiment of this invention. The circuit diagrams shown in FIGS. 5a to 5d are graphs showing the output characteristics of the hydraulic motor, and FIGS. 6a and 6b are graphs showing the output characteristics of the hydraulic motor when the pump is of a variable displacement type. 7...Hydraulic pressure motor, 13...Suction amount control member (
Swash plate), 35... Crawler show, 41... High pressure selection valve, 49, 50... Piston, 54... Pilot valve, A... Minimum suction amount position, B... Maximum suction amount position.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] クローラ車両のクローラを走行させる可変容量
型の液圧モータと、液圧モータの吸入量制御部材
を押圧できるピストンと、液圧モータの主給排路
に接続され該主給排路から高圧流体を選択して取
り出す高圧選択弁と、高圧選択弁とピストンとの
間に介装され、前記取り出した高圧流体が所定圧
以上となつたとき該高圧流体をピストンに導いて
液圧モータの吸入量が増加する方向にピストンを
移動させるパイロツト弁と、を備えたことを特徴
とするクローラ駆動装置。 A variable displacement hydraulic motor that drives the crawler of a crawler vehicle, a piston that can press a suction amount control member of the hydraulic motor, and a piston that is connected to the main supply and discharge passage of the hydraulic motor and supplies high-pressure fluid from the main supply and discharge passage. A high-pressure selection valve is installed between the high-pressure selection valve and the piston to selectively take out the fluid. A crawler drive device comprising: a pilot valve that moves a piston in an increasing direction.
JP1985136583U 1985-09-06 1985-09-06 Crawler drive Expired - Lifetime JPH0628345Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985136583U JPH0628345Y2 (en) 1985-09-06 1985-09-06 Crawler drive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985136583U JPH0628345Y2 (en) 1985-09-06 1985-09-06 Crawler drive

Publications (2)

Publication Number Publication Date
JPS6245401U true JPS6245401U (en) 1987-03-19
JPH0628345Y2 JPH0628345Y2 (en) 1994-08-03

Family

ID=31039832

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985136583U Expired - Lifetime JPH0628345Y2 (en) 1985-09-06 1985-09-06 Crawler drive

Country Status (1)

Country Link
JP (1) JPH0628345Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63190904A (en) * 1987-01-30 1988-08-08 Komatsu Ltd Speed changing device for hydraulic motor for running
EP1106833A1 (en) * 1999-06-10 2001-06-13 Hitachi Construction Machinery Co., Ltd. Volume control valve of variable displacement hydraulic rotating machine
JP2007050392A (en) * 2005-08-19 2007-03-01 Sanyo Kiki Co Ltd Directional selecting valve

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54101668A (en) * 1978-01-27 1979-08-10 Hitachi Ltd Ultrasonic wire bonding method
JPS5965603A (en) * 1982-10-07 1984-04-13 Mitsubishi Heavy Ind Ltd Hydraulic system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54101668A (en) * 1978-01-27 1979-08-10 Hitachi Ltd Ultrasonic wire bonding method
JPS5965603A (en) * 1982-10-07 1984-04-13 Mitsubishi Heavy Ind Ltd Hydraulic system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63190904A (en) * 1987-01-30 1988-08-08 Komatsu Ltd Speed changing device for hydraulic motor for running
EP1106833A1 (en) * 1999-06-10 2001-06-13 Hitachi Construction Machinery Co., Ltd. Volume control valve of variable displacement hydraulic rotating machine
EP1106833A4 (en) * 1999-06-10 2011-03-16 Hitachi Construction Machinery Volume control valve of variable displacement hydraulic rotating machine
JP2007050392A (en) * 2005-08-19 2007-03-01 Sanyo Kiki Co Ltd Directional selecting valve
JP4642598B2 (en) * 2005-08-19 2011-03-02 三陽機器株式会社 Directional switching valve

Also Published As

Publication number Publication date
JPH0628345Y2 (en) 1994-08-03

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