JPH0436142U - - Google Patents
Info
- Publication number
- JPH0436142U JPH0436142U JP7801490U JP7801490U JPH0436142U JP H0436142 U JPH0436142 U JP H0436142U JP 7801490 U JP7801490 U JP 7801490U JP 7801490 U JP7801490 U JP 7801490U JP H0436142 U JPH0436142 U JP H0436142U
- Authority
- JP
- Japan
- Prior art keywords
- oil damper
- operating
- lever
- hydraulic valve
- valve
- 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
- 230000035939 shock Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Operation Control Of Excavators (AREA)
- Mechanically-Actuated Valves (AREA)
- Fluid-Damping Devices (AREA)
Description
第１図は本考案のオイルダンパを装着した圧力
比例制御弁の断面図、第２図は第１図の平面図、
第３図は本考案のオイルダンパを装着した走行バ
ルブ操作装置の全体図、第４図は本考案のオイル
ダンパの第１実施例の断面図、第５図は第１実施
例の作動説明図、第６図は操作レバーの操作力と
ストロークとの特性図、第７図は操作レバーと操
作速度との特性図、第８図は操作レバー手放し時
のレバー速度の特性図、第９図は本考案のオイル
ダンパの第２実施例の断面図、第１０図は第９図
のＡ部詳細図、第１１図は第２実施例の作動説明
図である。
１……本体、５……操作レバー、７……レバー
、１３……走行レバー、２０……オイルダンパ、
２１……ケース、２３……カバー、２４，４５…
…ピストン、２５，２６……ロツド、３０……絞
り、３４……ボール、３５，５０……ばね、４３
，４４……環状溝。
Figure 1 is a sectional view of a pressure proportional control valve equipped with the oil damper of the present invention, Figure 2 is a plan view of Figure 1,
Fig. 3 is an overall view of the traveling valve operating device equipped with the oil damper of the present invention, Fig. 4 is a sectional view of the first embodiment of the oil damper of the present invention, and Fig. 5 is an explanatory diagram of the operation of the first embodiment. , Figure 6 is a characteristic diagram of the operating force and stroke of the operating lever, Figure 7 is a characteristic diagram of the operating lever and operating speed, Figure 8 is a characteristic diagram of the lever speed when the operating lever is released, and Figure 9 is a characteristic diagram of the lever speed when the operating lever is released. A cross-sectional view of a second embodiment of the oil damper of the present invention, FIG. 10 is a detailed view of section A in FIG. 9, and FIG. 11 is an explanatory diagram of the operation of the second embodiment. 1...Body, 5...Operation lever, 7...Lever, 13...Traveling lever, 20...Oil damper,
21...Case, 23...Cover, 24, 45...
... Piston, 25, 26 ... Rod, 30 ... Throttle, 34 ... Ball, 35, 50 ... Spring, 43
, 44... annular groove.
Claims (1)
ルダンパを備え、前記オイルダンパが、１つの固
定絞りと、所定の圧力以上のときに回路を開く弁
とを具備せることを特徴とする油圧バルブ操作装
置。 A hydraulic valve operating device comprising an oil damper for reducing shock when operating a hydraulic valve, the oil damper comprising one fixed throttle and a valve that opens a circuit when a predetermined pressure is exceeded. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990078014U JP2579989Y2 (en) | 1990-07-23 | 1990-07-23 | Hydraulic valve operating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990078014U JP2579989Y2 (en) | 1990-07-23 | 1990-07-23 | Hydraulic valve operating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0436142U true JPH0436142U (en) | 1992-03-26 |
| JP2579989Y2 JP2579989Y2 (en) | 1998-09-03 |
Family
ID=31620919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990078014U Expired - Lifetime JP2579989Y2 (en) | 1990-07-23 | 1990-07-23 | Hydraulic valve operating device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2579989Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008014383A (en) * | 2006-07-05 | 2008-01-24 | Honda Motor Co Ltd | Tensioner unit |
| JP2012524876A (en) * | 2009-04-23 | 2012-10-18 | オーリンス・レイシング・エービー | Pressure regulator for shock absorber |
| JP2020180691A (en) * | 2019-04-26 | 2020-11-05 | トヨタ自動車株式会社 | Spool valve type shock absorber |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49119073A (en) * | 1973-03-22 | 1974-11-14 | ||
| JPS58176169U (en) * | 1982-05-19 | 1983-11-25 | 日立建機株式会社 | Manual switching valve operating device |
-
1990
- 1990-07-23 JP JP1990078014U patent/JP2579989Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49119073A (en) * | 1973-03-22 | 1974-11-14 | ||
| JPS58176169U (en) * | 1982-05-19 | 1983-11-25 | 日立建機株式会社 | Manual switching valve operating device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008014383A (en) * | 2006-07-05 | 2008-01-24 | Honda Motor Co Ltd | Tensioner unit |
| JP4711900B2 (en) * | 2006-07-05 | 2011-06-29 | 本田技研工業株式会社 | Tensioner unit |
| JP2012524876A (en) * | 2009-04-23 | 2012-10-18 | オーリンス・レイシング・エービー | Pressure regulator for shock absorber |
| JP2020180691A (en) * | 2019-04-26 | 2020-11-05 | トヨタ自動車株式会社 | Spool valve type shock absorber |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2579989Y2 (en) | 1998-09-03 |