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JPS5816263U - Travel drive device for construction machinery, etc. - Google Patents

Travel drive device for construction machinery, etc.

Info

Publication number
JPS5816263U
JPS5816263U JP10855881U JP10855881U JPS5816263U JP S5816263 U JPS5816263 U JP S5816263U JP 10855881 U JP10855881 U JP 10855881U JP 10855881 U JP10855881 U JP 10855881U JP S5816263 U JPS5816263 U JP S5816263U
Authority
JP
Japan
Prior art keywords
construction machinery
oil pressure
drive device
travel
drive oil
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
JP10855881U
Other languages
Japanese (ja)
Other versions
JPS6343260Y2 (en
Inventor
三郎 田中
山岸　吉則
Original Assignee
新キャタピラ−三菱株式会社
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 新キャタピラ−三菱株式会社 filed Critical 新キャタピラ−三菱株式会社
Priority to JP10855881U priority Critical patent/JPS5816263U/en
Publication of JPS5816263U publication Critical patent/JPS5816263U/en
Application granted granted Critical
Publication of JPS6343260Y2 publication Critical patent/JPS6343260Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Motor Power Transmission Devices (AREA)
  • Controls For Constant Speed Travelling (AREA)
  • Fluid-Pressure Circuits (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。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は油圧ショベルの概要図、第２図は油圧ショベル
における従来の走行駆動装置の機構説明図、第３図は本
案の走行駆動装置の一実施例の説明図である。FIG. 1 is a schematic diagram of a hydraulic excavator, FIG. 2 is an explanatory diagram of a mechanism of a conventional travel drive device for a hydraulic excavator, and FIG. 3 is an explanatory diagram of an embodiment of the travel drive device of the present invention.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 変速機構によって変速される左右独立の走行モア　−夕
を備えた建設機械等の走行駆動装置において、前記走行
モータの駆動油圧を検知して出力する駆動油圧検知機構
と、同駆動油圧検知機構によって自動的に操作される前
記変速機構の油圧切換機構とよりなる自動速度切換装置
を具備したことを特徴とする建設機械等の走行駆動装置
。In a travel drive device for construction machinery, etc., which is equipped with a left and right independent travel mower whose speed is changed by a transmission mechanism, a drive oil pressure detection mechanism that detects and outputs the drive oil pressure of the travel motor, and an automatic drive oil pressure detection mechanism that detects and outputs the drive oil pressure of the travel motor. 1. A traveling drive device for construction machinery, etc., comprising an automatic speed switching device comprising a hydraulic switching mechanism of the transmission mechanism that is operated automatically.
JP10855881U 1981-07-23 1981-07-23 Travel drive device for construction machinery, etc. Granted JPS5816263U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10855881U JPS5816263U (en) 1981-07-23 1981-07-23 Travel drive device for construction machinery, etc.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10855881U JPS5816263U (en) 1981-07-23 1981-07-23 Travel drive device for construction machinery, etc.

Publications (2)

Publication Number Publication Date
JPS5816263U true JPS5816263U (en) 1983-02-01
JPS6343260Y2 JPS6343260Y2 (en) 1988-11-11

Family

ID=29902960

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10855881U Granted JPS5816263U (en) 1981-07-23 1981-07-23 Travel drive device for construction machinery, etc.

Country Status (1)

Country Link
JP (1) JPS5816263U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS635440U (en) * 1986-06-27 1988-01-14

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5144743A (en) * 1974-10-14 1976-04-16 Ebara Mfg 2 sokudogatayuatsumootano jidokirikaebensochi
JPS5245753U (en) * 1975-09-26 1977-03-31
JPS5421793U (en) * 1977-07-15 1979-02-13
JPS54101068A (en) * 1978-01-25 1979-08-09 Ebara Corp Controller of variable volume type hydraulic pressure motor
JPS54117867A (en) * 1978-03-06 1979-09-12 Kubota Ltd Self-travelling vehicle
JPS54120902A (en) * 1978-03-11 1979-09-19 Kubota Ltd Service car
JPS5538536A (en) * 1978-09-11 1980-03-18 Ricoh Co Ltd Hologram original plate for contact exposure reproduction
JPS5570649U (en) * 1978-11-07 1980-05-15
JPS55118772A (en) * 1979-03-05 1980-09-11 Toyo Boseki Television go game device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3851782A (en) * 1972-08-18 1974-12-03 Aluminum Co Of America Container closure with vent opening means

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5144743A (en) * 1974-10-14 1976-04-16 Ebara Mfg 2 sokudogatayuatsumootano jidokirikaebensochi
JPS5245753U (en) * 1975-09-26 1977-03-31
JPS5421793U (en) * 1977-07-15 1979-02-13
JPS54101068A (en) * 1978-01-25 1979-08-09 Ebara Corp Controller of variable volume type hydraulic pressure motor
JPS54117867A (en) * 1978-03-06 1979-09-12 Kubota Ltd Self-travelling vehicle
JPS54120902A (en) * 1978-03-11 1979-09-19 Kubota Ltd Service car
JPS5538536A (en) * 1978-09-11 1980-03-18 Ricoh Co Ltd Hologram original plate for contact exposure reproduction
JPS5570649U (en) * 1978-11-07 1980-05-15
JPS55118772A (en) * 1979-03-05 1980-09-11 Toyo Boseki Television go game device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS635440U (en) * 1986-06-27 1988-01-14

Also Published As

Publication number Publication date
JPS6343260Y2 (en) 1988-11-11

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