JPS58102805U - Hydraulic motor brake device - Google Patents
Hydraulic motor brake deviceInfo
- Publication number
- JPS58102805U JPS58102805U JP19468681U JP19468681U JPS58102805U JP S58102805 U JPS58102805 U JP S58102805U JP 19468681 U JP19468681 U JP 19468681U JP 19468681 U JP19468681 U JP 19468681U JP S58102805 U JPS58102805 U JP S58102805U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic motor
- valve
- brake
- shuttle valve
- brake device
- 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
Links
Landscapes
- 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
第１図は従来の油圧モータのブレーキ装置の回路図、第
２図及び第３図は夫々本考案の実施例を示す油圧モータ
のブレーキ装置の回路図である。
図の主要部分の説明、１・・・油圧モータ、３・・・駐
車ブレーキ、３ａ・・・バネ、３ｂ・・・ピストン、４
・・・第１絞り、７・・・カウンタバランススプール、
８・・・第１シヤトル弁、８ａ・・・通路、９・・・切
換弁、１０・・・油圧ポンプ、１１・・・パイロット油
圧ポンプ、１４ａ・・・通路、１５・・・第２シヤトル
弁、１６・・・リリーフ弁、１７・・・第２絞り。FIG. 1 is a circuit diagram of a conventional brake device for a hydraulic motor, and FIGS. 2 and 3 are circuit diagrams of a brake device for a hydraulic motor showing embodiments of the present invention, respectively. Explanation of the main parts of the diagram, 1...Hydraulic motor, 3...Parking brake, 3a...Spring, 3b...Piston, 4
... 1st aperture, 7... Counterbalance spool,
8... First shuttle valve, 8a... Passage, 9... Switching valve, 10... Hydraulic pump, 11... Pilot hydraulic pump, 14a... Passage, 15... Second shuttle Valve, 16... Relief valve, 17... Second throttle.
Claims (1)
ンススプールを切換えて給排する油圧モータと、バネと
ピストンを有する前記油圧モータの駐車ブレーキを備え
、同ブレーキのピストン室と、前記カウンタバランスス
プールと前換弁との間に設けた第１シヤトル弁の出口側
を通路により連結してなる油圧モータのブレーキ装置に
おいて、前記油圧モータ駆動系に連結して油を給排する
パイロット油圧ポンプ、同パイロット油圧ポンプの吐出
回路に設けたリリーフ弁と第２絞り、同リリーフ弁と第
２絞りにより発生する圧力と前記第１シヤトル弁の出口
圧力とを選択する第２シヤトル弁、同第２シヤトル弁と
駐車ブレーキのピストン室との間に設けた第１絞りとよ
りなることを特徴とする油圧モータのブレーキ装置。A hydraulic motor that supplies and discharges oil from a hydraulic pump by switching the counterbalance spool by operating a switching valve, and a parking brake for the hydraulic motor having a spring and a piston, the parking brake having a piston chamber of the brake, and the counterbalance spool. In a brake device for a hydraulic motor in which the outlet side of a first shuttle valve provided between the front exchanger valve and the first shuttle valve is connected by a passage, a pilot hydraulic pump connected to the hydraulic motor drive system to supply and discharge oil; A relief valve and a second throttle provided in the discharge circuit of the pump, a second shuttle valve that selects the pressure generated by the relief valve and the second throttle and the outlet pressure of the first shuttle valve, the second shuttle valve and parking. A brake device for a hydraulic motor, comprising a first throttle provided between a piston chamber of a brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19468681U JPS58102805U (en) | 1981-12-30 | 1981-12-30 | Hydraulic motor brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19468681U JPS58102805U (en) | 1981-12-30 | 1981-12-30 | Hydraulic motor brake device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58102805U true JPS58102805U (en) | 1983-07-13 |
Family
ID=30107992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19468681U Pending JPS58102805U (en) | 1981-12-30 | 1981-12-30 | Hydraulic motor brake device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58102805U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6268750U (en) * | 1985-10-22 | 1987-04-30 |
-
1981
- 1981-12-30 JP JP19468681U patent/JPS58102805U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6268750U (en) * | 1985-10-22 | 1987-04-30 |
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