JPH0165404U - - Google Patents
Info
- Publication number
- JPH0165404U JPH0165404U JP1987157279U JP15727987U JPH0165404U JP H0165404 U JPH0165404 U JP H0165404U JP 1987157279 U JP1987157279 U JP 1987157279U JP 15727987 U JP15727987 U JP 15727987U JP H0165404 U JPH0165404 U JP H0165404U
- Authority
- JP
- Japan
- Prior art keywords
- spool
- sub
- oil passage
- passage hole
- actuator
- 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
- 230000007935 neutral effect Effects 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/0401—Valve members; Fluid interconnections therefor
- F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/87265—Dividing into parallel flow paths with recombining
- Y10T137/87378—Second valve assembly carried by first valve head
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/87265—Dividing into parallel flow paths with recombining
- Y10T137/87499—Fluid actuated or retarded
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Operation Control Of Excavators (AREA)
- Multiple-Way Valves (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987157279U JPH0752402Y2 (ja) | 1987-10-14 | 1987-10-14 | 流体制御弁 |
| US07/256,718 US4830050A (en) | 1987-10-14 | 1988-10-12 | Fluid control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987157279U JPH0752402Y2 (ja) | 1987-10-14 | 1987-10-14 | 流体制御弁 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0165404U true JPH0165404U (US20020193084A1-20021219-M00002.png) | 1989-04-26 |
| JPH0752402Y2 JPH0752402Y2 (ja) | 1995-11-29 |
Family
ID=15646184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987157279U Expired - Lifetime JPH0752402Y2 (ja) | 1987-10-14 | 1987-10-14 | 流体制御弁 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4830050A (US20020193084A1-20021219-M00002.png) |
| JP (1) | JPH0752402Y2 (US20020193084A1-20021219-M00002.png) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019143719A (ja) * | 2018-02-21 | 2019-08-29 | 川崎重工業株式会社 | スプール弁装置 |
| CN113623428A (zh) * | 2020-05-07 | 2021-11-09 | 安徽瑞德莱科技服务有限公司 | 一种换向机构 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19925371A1 (de) * | 1999-06-02 | 2000-12-07 | Bosch Gmbh Robert | Wegeventil |
| DE102006007935A1 (de) * | 2006-02-21 | 2007-10-25 | Liebherr France Sas | Steuervorrichtung und hydraulische Vorsteuerung |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4355565A (en) * | 1980-03-24 | 1982-10-26 | Caterpillar Tractor Co. | Fluid circuit with zero leak load check and by-pass valve |
| US4466336A (en) * | 1982-02-08 | 1984-08-21 | Lakeland Hydraulics, Inc. | Control valve for hydraulic motor apparatus |
| US4579044A (en) * | 1984-03-28 | 1986-04-01 | Paccar Inc | Two-speed shift valve |
-
1987
- 1987-10-14 JP JP1987157279U patent/JPH0752402Y2/ja not_active Expired - Lifetime
-
1988
- 1988-10-12 US US07/256,718 patent/US4830050A/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019143719A (ja) * | 2018-02-21 | 2019-08-29 | 川崎重工業株式会社 | スプール弁装置 |
| CN113623428A (zh) * | 2020-05-07 | 2021-11-09 | 安徽瑞德莱科技服务有限公司 | 一种换向机构 |
Also Published As
| Publication number | Publication date |
|---|---|
| US4830050A (en) | 1989-05-16 |
| JPH0752402Y2 (ja) | 1995-11-29 |
