JPS59121058U - Boom fulcrum rotation structure in backhoe - Google Patents

Boom fulcrum rotation structure in backhoe

Info

Publication number
JPS59121058U
JPS59121058U JP1570983U JP1570983U JPS59121058U JP S59121058 U JPS59121058 U JP S59121058U JP 1570983 U JP1570983 U JP 1570983U JP 1570983 U JP1570983 U JP 1570983U JP S59121058 U JPS59121058 U JP S59121058U
Authority
JP
Japan
Prior art keywords
bracket
boom
backhoe
rotation structure
tilt
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
JP1570983U
Other languages
Japanese (ja)
Inventor
井上　克昌
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.)
Akebono Brake Industry Co Ltd
Original Assignee
Akebono Brake Industry Co 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 Akebono Brake Industry Co Ltd filed Critical Akebono Brake Industry Co Ltd
Priority to JP1570983U priority Critical patent/JPS59121058U/en
Publication of JPS59121058U publication Critical patent/JPS59121058U/en
Pending legal-status Critical Current

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  • Shovels (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、本考案を装着したバックホーの側面図。第２
図は、本考案の要部の一部断面側面図。 第３図は、本考案の正面図。 ９・・・・・・チルトブラケット、１３・・・・・・枢
支軸、１４・・・・・・油圧モータ、１５・・・・・・
回転軸、１７・・・・・・歯車、１８・・・・・・ブー
ム支持ブラケット、１９・・・・・・旋回ベアリング、
２０・・・・・・凹状溝。FIG. 1 is a side view of a backhoe equipped with the present invention. Second
The figure is a partially sectional side view of the main parts of the present invention. FIG. 3 is a front view of the present invention. 9...Tilt bracket, 13...Pivot shaft, 14...Hydraulic motor, 15...
Rotating shaft, 17...Gear, 18...Boom support bracket, 19...Swivel bearing,
20...Concave groove.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] バックホーＡの主ブーム２５基端部にブーム支持ブラケ
ット１８を設け、同ブラケット１８にチルトブラケット
９を連設し、バックホーＡの機体３前面に固設したブラ
ケット７に同チルトブラケット９を水平回動自在となる
べく連設してなるブーム支点回転構造において、チルト
ブラケット９の前症中央部より枢支軸１３を突設し、同
枢支軸１３によりブーム支持ブラケット１Ｂを枢支して
設け、チルトブラケット９とブーム支持ブラケット１８
との接触面部に旋回ベアリング１９を介設し、チルトブ
ラケット９に油圧モータ１４を固設し、同油圧モータ１
４の回転軸１５に歯車１７を設け、同歯車１７をチルト
ブラケット９に設けた歯形部２０−１に噛合すべく構成
してなるバックホーにおけるブーム支点回転構造。A boom support bracket 18 is provided at the base end of the main boom 25 of backhoe A, a tilt bracket 9 is connected to the bracket 18, and the tilt bracket 9 is horizontally rotated on the bracket 7 fixed to the front of the body 3 of backhoe A. In the boom fulcrum rotation structure in which the boom fulcrums are connected as freely as possible, a pivot shaft 13 is provided protruding from the central part of the tilt bracket 9, and the boom support bracket 1B is pivotally supported by the pivot shaft 13. Bracket 9 and boom support bracket 18
A swing bearing 19 is interposed on the contact surface with the tilt bracket 9, and a hydraulic motor 14 is fixed to the tilt bracket 9.
4. A boom fulcrum rotation structure in a backhoe, in which a gear 17 is provided on a rotating shaft 15 of No. 4, and the gear 17 is configured to mesh with a toothed portion 20-1 provided on a tilt bracket 9.
JP1570983U 1983-02-05 1983-02-05 Boom fulcrum rotation structure in backhoe Pending JPS59121058U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1570983U JPS59121058U (en) 1983-02-05 1983-02-05 Boom fulcrum rotation structure in backhoe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1570983U JPS59121058U (en) 1983-02-05 1983-02-05 Boom fulcrum rotation structure in backhoe

Publications (1)

Publication Number Publication Date
JPS59121058U true JPS59121058U (en) 1984-08-15

Family

ID=30147032

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1570983U Pending JPS59121058U (en) 1983-02-05 1983-02-05 Boom fulcrum rotation structure in backhoe

Country Status (1)

Country Link
JP (1) JPS59121058U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009293230A (en) * 2008-06-03 2009-12-17 Tokyu Construction Co Ltd Disassembling work machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009293230A (en) * 2008-06-03 2009-12-17 Tokyu Construction Co Ltd Disassembling work machine

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