JPS608784U - Operation circuit device for hydraulic screw excavator - Google Patents

Operation circuit device for hydraulic screw excavator

Info

Publication number
JPS608784U
JPS608784U JP10024383U JP10024383U JPS608784U JP S608784 U JPS608784 U JP S608784U JP 10024383 U JP10024383 U JP 10024383U JP 10024383 U JP10024383 U JP 10024383U JP S608784 U JPS608784 U JP S608784U
Authority
JP
Japan
Prior art keywords
circuit device
operation circuit
hydraulic screw
hydraulic
screw excavator
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.)
Pending
Application number
JP10024383U
Other languages
Japanese (ja)
Inventor
富田　晋二
上野　國光
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.)
Komatsu Ltd
Original Assignee
Komatsu Ltd
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 Komatsu Ltd filed Critical Komatsu Ltd
Priority to JP10024383U priority Critical patent/JPS608784U/en
Publication of JPS608784U publication Critical patent/JPS608784U/en
Pending legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Earth Drilling (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) [Summary] 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図は従来装置における推進機構の正面図、第２図は
同側面図、第３図はスクリュ掘削機の側面図、第４図は
本考案−実施例の構成説明図、第５図、第６図は本考案
の他の実施例の構成説明図、第７図は本考案装置におけ
るスクリュ出力特性図、第８図は従来装置におけるスク
リュ出力特性図である。 Ａはモータ駆動用ポンプ、Ｂはスクリュ回転用モータ。Fig. 1 is a front view of the propulsion mechanism in the conventional device, Fig. 2 is a side view of the same, Fig. 3 is a side view of the screw excavator, Fig. 4 is an explanatory diagram of the configuration of the present invention-embodiment, Fig. 5, FIG. 6 is a configuration explanatory diagram of another embodiment of the present invention, FIG. 7 is a screw output characteristic diagram of the present invention apparatus, and FIG. 8 is a screw output characteristic diagram of a conventional apparatus. A is the motor drive pump, B is the screw rotation motor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 掘進機構１６のスクリュ回転用モータＢに油圧モータを
用い、このスクリュ回転用モータＢの回路に油圧ポンプ
であるモータ駆動用ポンプＡを設けたことを特徴とする
油圧式スクリュ掘進機の操作回路装置。An operating circuit device for a hydraulic screw excavator, characterized in that a hydraulic motor is used as the screw rotation motor B of the excavation mechanism 16, and a motor drive pump A, which is a hydraulic pump, is provided in the circuit of the screw rotation motor B. .
JP10024383U 1983-06-30 1983-06-30 Operation circuit device for hydraulic screw excavator Pending JPS608784U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10024383U JPS608784U (en) 1983-06-30 1983-06-30 Operation circuit device for hydraulic screw excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10024383U JPS608784U (en) 1983-06-30 1983-06-30 Operation circuit device for hydraulic screw excavator

Publications (1)

Publication Number Publication Date
JPS608784U true JPS608784U (en) 1985-01-22

Family

ID=30237225

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10024383U Pending JPS608784U (en) 1983-06-30 1983-06-30 Operation circuit device for hydraulic screw excavator

Country Status (1)

Country Link
JP (1) JPS608784U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01177397U (en) * 1988-06-06 1989-12-19
KR20250028306A (en) 2022-07-06 2025-02-28 신에쓰 가가꾸 고교 가부시끼가이샤 Pellicle frame, pellicle and pellicle-attached exposure plate, and method for manufacturing pellicle frame, exposure method, method for manufacturing semiconductor device, and method for manufacturing liquid crystal display panel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01177397U (en) * 1988-06-06 1989-12-19
KR20250028306A (en) 2022-07-06 2025-02-28 신에쓰 가가꾸 고교 가부시끼가이샤 Pellicle frame, pellicle and pellicle-attached exposure plate, and method for manufacturing pellicle frame, exposure method, method for manufacturing semiconductor device, and method for manufacturing liquid crystal display panel

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