JPS6091648U - Swivel parking brake device for upper swing type construction machinery - Google Patents
Swivel parking brake device for upper swing type construction machineryInfo
- Publication number
- JPS6091648U JPS6091648U JP18205683U JP18205683U JPS6091648U JP S6091648 U JPS6091648 U JP S6091648U JP 18205683 U JP18205683 U JP 18205683U JP 18205683 U JP18205683 U JP 18205683U JP S6091648 U JPS6091648 U JP S6091648U
- Authority
- JP
- Japan
- Prior art keywords
- parking brake
- brake device
- swivel
- type construction
- construction machinery
- 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
Links
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
図面は本考案の実施例を示す回路図である。
１は旋回モータ、２ａは旋回操作レバー、４は駐車ブレ
ーキ装置、６は電磁切換弁、６ａは連通゛位置、６ｂは
ドレン位置、８は電磁作動部、９は遅延タイマ、１０は
スイッチ。The drawing is a circuit diagram showing an embodiment of the present invention. 1 is a swing motor, 2a is a swing operation lever, 4 is a parking brake device, 6 is an electromagnetic switching valve, 6a is a communication position, 6b is a drain position, 8 is an electromagnetic actuator, 9 is a delay timer, and 10 is a switch.
Claims (1)
、ばね力にてブレーキ作動し、油圧力にてブレーキ解除
がなされるようにした駐車ブレーキ装置を備えた上部旋
回式建設機械において、上記駐車ブレーキ装置４の油砂
力作用部に、連通位置６ａと上記油圧力作用部の油圧力
をドレンするドレン位置６ｂとを有する電磁切換弁６を
介して油圧源に接続し、この電磁切換弁６の電磁作動部
８を遅延タイマ９、スイッチ１０を介して電源に接続し
、このスイッチ１０を上記旋回体の旋回操作レバーと連
動連結し、旋回駐車ブレーキを自動的に作動させること
を特徴とする上部旋回式建設機械の旋回体駐車ブレーキ
装置。′An upper revolving type construction machine that has an upper revolving body and is equipped with a parking brake device on the revolving shaft of the upper revolving body, which applies the brake by spring force and releases the brake by hydraulic pressure. The oil sand force acting section of the parking brake device 4 is connected to a hydraulic source via an electromagnetic switching valve 6 having a communication position 6a and a drain position 6b for draining the hydraulic pressure of the hydraulic force acting section. The electromagnetic actuating part 8 of the electromagnetic switching valve 6 is connected to a power source via a delay timer 9 and a switch 10, and this switch 10 is interlocked and connected to the swing operation lever of the swing structure to automatically operate the swing parking brake. A swivel parking brake device for upper swivel type construction machinery. ′
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18205683U JPS6091648U (en) | 1983-11-28 | 1983-11-28 | Swivel parking brake device for upper swing type construction machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18205683U JPS6091648U (en) | 1983-11-28 | 1983-11-28 | Swivel parking brake device for upper swing type construction machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6091648U true JPS6091648U (en) | 1985-06-22 |
| JPH045575Y2 JPH045575Y2 (en) | 1992-02-17 |
Family
ID=30394360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18205683U Granted JPS6091648U (en) | 1983-11-28 | 1983-11-28 | Swivel parking brake device for upper swing type construction machinery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6091648U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6365769U (en) * | 1986-10-20 | 1988-04-30 | ||
| JP2010156136A (en) * | 2008-12-26 | 2010-07-15 | Kobelco Contstruction Machinery Ltd | Swing braking device of construction machinery |
-
1983
- 1983-11-28 JP JP18205683U patent/JPS6091648U/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6365769U (en) * | 1986-10-20 | 1988-04-30 | ||
| JP2010156136A (en) * | 2008-12-26 | 2010-07-15 | Kobelco Contstruction Machinery Ltd | Swing braking device of construction machinery |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH045575Y2 (en) | 1992-02-17 |
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