JPH027542U - - Google Patents
Info
- Publication number
- JPH027542U JPH027542U JP8654488U JP8654488U JPH027542U JP H027542 U JPH027542 U JP H027542U JP 8654488 U JP8654488 U JP 8654488U JP 8654488 U JP8654488 U JP 8654488U JP H027542 U JPH027542 U JP H027542U
- Authority
- JP
- Japan
- Prior art keywords
- control valve
- inspection
- boost control
- hole
- pressure oil
- 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
- 238000007689 inspection Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Safety Valves (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Details Of Valves (AREA)
- Pressure Vessels And Lids Thereof (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Description
図面は、本考案に係る油圧回路における昇圧制
御弁の点検装置の実施例を示したものであつて、
第１図は走行車の油圧回路図、第２図は通常使用
状態を示す昇圧制御弁部の断面図、第３図は点検
時状態を示す昇圧制御弁部の断面図、第４図Ａ，
Ｂ，Ｃは昇圧制御弁の作用説明図である。
図中、３は油圧クラツチ、４は昇圧制御弁、１
０ｂは点検孔部、１７はプラグである。
The drawing shows an embodiment of the inspection device for the boost control valve in the hydraulic circuit according to the present invention,
Fig. 1 is a hydraulic circuit diagram of a traveling vehicle, Fig. 2 is a sectional view of the boost control valve section showing the normal use state, Fig. 3 is a sectional view of the pressure rise control valve section showing the state during inspection, Fig. 4A,
B and C are diagrams illustrating the operation of the boost control valve. In the figure, 3 is a hydraulic clutch, 4 is a boost control valve, 1
0b is an inspection hole, and 17 is a plug.
Claims (1)
に、圧油供給するときの急な圧力上昇を避けるべ
く昇圧調整する昇圧制御弁と、該昇圧制御弁の圧
油入口部を臨める点検孔部と、この点検孔部を密
閉せしめるべく着脱自在に挿入するプラグとを設
けると共に、さらに上記プラグは、点検孔部の密
閉状態よりも深く挿入させて昇圧制御弁の圧油入
口部を封止する入口封止具に構成されていること
を特徴とする油圧回路における昇圧制御弁の点検
装置。 A boost control valve that adjusts the pressure increase to avoid a sudden pressure increase when supplying pressure oil to a hydraulic circuit to an actuator such as a hydraulic clutch, an inspection hole that allows viewing the pressure oil inlet of the pressure increase control valve, and an inspection hole for this inspection. A plug is provided that is removably inserted to seal the hole, and the plug is further provided with an inlet sealing device that is inserted deeper than the sealed state of the inspection hole to seal the pressure oil inlet of the boost control valve. An inspection device for a boost control valve in a hydraulic circuit, characterized in that it is configured as follows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8654488U JPH027542U (en) | 1988-06-29 | 1988-06-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8654488U JPH027542U (en) | 1988-06-29 | 1988-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH027542U true JPH027542U (en) | 1990-01-18 |
Family
ID=31311183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8654488U Pending JPH027542U (en) | 1988-06-29 | 1988-06-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH027542U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS517003A (en) * | 1974-07-09 | 1976-01-21 | Kurosaki Refractories Co | |
| JPS5582287A (en) * | 1978-12-15 | 1980-06-20 | Europ Prod Refract | Production of metallurgical electric furnace and compound fireproof member used for same |
-
1988
- 1988-06-29 JP JP8654488U patent/JPH027542U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS517003A (en) * | 1974-07-09 | 1976-01-21 | Kurosaki Refractories Co | |
| JPS5832311B2 (en) * | 1974-07-09 | 1983-07-12 | クロサキヨウギヨウ カブシキガイシヤ | Molten metal storage furnace |
| JPS5582287A (en) * | 1978-12-15 | 1980-06-20 | Europ Prod Refract | Production of metallurgical electric furnace and compound fireproof member used for same |
| JPS5919272B2 (en) * | 1978-12-15 | 1984-05-04 | ソシエテ・ユ−ロピアンヌ・デ・プロデユイ・レフラクテ−ル | Method of constructing the upper part of the fireproof wall of a metallurgical electric arc furnace |
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