JPS595667U - Swing brake device for upper swing vehicle - Google Patents

Swing brake device for upper swing vehicle

Info

Publication number
JPS595667U
JPS595667U JP9652582U JP9652582U JPS595667U JP S595667 U JPS595667 U JP S595667U JP 9652582 U JP9652582 U JP 9652582U JP 9652582 U JP9652582 U JP 9652582U JP S595667 U JPS595667 U JP S595667U
Authority
JP
Japan
Prior art keywords
brake
swing
hydraulically operated
brake device
pipe line
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
JP9652582U
Other languages
Japanese (ja)
Other versions
JPH0248517Y2 (en
Inventor
光範 松田
和宏 吉田
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 JP9652582U priority Critical patent/JPS595667U/en
Publication of JPS595667U publication Critical patent/JPS595667U/en
Application granted granted Critical
Publication of JPH0248517Y2 publication Critical patent/JPH0248517Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (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) [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 drawings]

図面は本考案の実施例を示す油圧回路図である。 １１は旋回モータ、６０は油圧作動式ブレーキ、６０ａ
は受圧室、６１は吐出路、６２はチェック、６３．６４
は第１、第２管路、６５はブレーキ弁。The drawing is a hydraulic circuit diagram showing an embodiment of the present invention. 11 is a swing motor, 60 is a hydraulically operated brake, 60a
is the pressure receiving chamber, 61 is the discharge path, 62 is the check, 63.64
are the first and second pipes, and 65 is the brake valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 上部車体を旋回する旋回モータ１１に油圧作動式ブレー
キ６０を設け、該油圧作動式ブレーキ６０を油圧力で非
制動、バネ力で制動となる構造とし、前記旋回モータ１
１へ圧油を供給する管路をチェック弁６２を介して第１
管路６３に接続し、前記油圧作動式ブレーキ６０の受圧
室６０ａに第２管路６４を接続し、該第１、第２管路６
３゜６４とブレーキ用油圧ポンプＰ、の吐出路６１とド
レーンをブレーキ弁６５で断連ル制御可能とし、該ブレ
ーキ弁６５を第１、第２管路６３．６４をドレーンに接
続しかつ吐出路６１を遮断する位置と、第１管路６３を
遮断しかつ吐出路６１と第２管路６４とを連通ずる位置
とを有する構造としたことを特徴とする上部旋回車両の
旋回ブレーキ装置。The swing motor 11 that swings the upper vehicle body is provided with a hydraulically operated brake 60, and the hydraulically operated brake 60 has a structure in which it is not braked by hydraulic pressure but is braked by spring force, and the swing motor 1
1 through a check valve 62.
A second pipe line 64 is connected to the pressure receiving chamber 60a of the hydraulically operated brake 60, and the first and second pipe lines 6
The brake valve 65 connects and disconnects the discharge passage 61 and the drain of the brake hydraulic pump P and the brake hydraulic pump P, and connects the brake valve 65 to the first and second pipe lines 63 and 64 to the drain. A turning brake device for an upper turning vehicle characterized by having a structure having a position where a passage 61 is blocked and a position where a first pipe line 63 is blocked and a discharge passage 61 and a second pipe line 64 are communicated.
JP9652582U 1982-06-29 1982-06-29 Swing brake device for upper swing vehicle Granted JPS595667U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9652582U JPS595667U (en) 1982-06-29 1982-06-29 Swing brake device for upper swing vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9652582U JPS595667U (en) 1982-06-29 1982-06-29 Swing brake device for upper swing vehicle

Publications (2)

Publication Number Publication Date
JPS595667U true JPS595667U (en) 1984-01-14
JPH0248517Y2 JPH0248517Y2 (en) 1990-12-19

Family

ID=30229996

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9652582U Granted JPS595667U (en) 1982-06-29 1982-06-29 Swing brake device for upper swing vehicle

Country Status (1)

Country Link
JP (1) JPS595667U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6141096U (en) * 1984-08-21 1986-03-15 大阪商船三井船舶株式会社 Positioning cone mounting device for shipping containers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6141096U (en) * 1984-08-21 1986-03-15 大阪商船三井船舶株式会社 Positioning cone mounting device for shipping containers

Also Published As

Publication number Publication date
JPH0248517Y2 (en) 1990-12-19

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