JPS55500277A - - Google Patents
Info
- Publication number
- JPS55500277A JPS55500277A JP50068179A JP50068179A JPS55500277A JP S55500277 A JPS55500277 A JP S55500277A JP 50068179 A JP50068179 A JP 50068179A JP 50068179 A JP50068179 A JP 50068179A JP S55500277 A JPS55500277 A JP S55500277A
- Authority
- JP
- Japan
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
- F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
- F16K11/0708—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides comprising means to avoid jamming of the slide or means to modify the flow
-
- 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
- Y10T137/86493—Multi-way valve unit
- Y10T137/86718—Dividing into parallel flow paths with recombining
- Y10T137/86734—With metering feature
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding Valves (AREA)
- Multiple-Way Valves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/897,894 US4245816A (en) | 1978-04-19 | 1978-04-19 | Flow force balanced spool valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS55500277A true JPS55500277A (ja) | 1980-05-08 |
Family
ID=25408611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50068179A Pending JPS55500277A (ja) | 1978-04-19 | 1979-03-26 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4245816A (ja) |
| EP (1) | EP0015955B1 (ja) |
| JP (1) | JPS55500277A (ja) |
| BE (1) | BE875092A (ja) |
| CA (1) | CA1109359A (ja) |
| DE (1) | DE2964586D1 (ja) |
| WO (1) | WO1979000947A1 (ja) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4694649A (en) * | 1983-02-04 | 1987-09-22 | Howeth David F | Pressure limiting acceleration control system and valve for hydraulic motors |
| US4526000A (en) * | 1983-10-18 | 1985-07-02 | Mccartney Manufacturing Co., Inc. | Pressure intensifier |
| US4667930A (en) * | 1986-06-09 | 1987-05-26 | Caterpillar Inc. | Metering slot configuration for a valve spool |
| GB8717963D0 (en) * | 1987-07-29 | 1987-09-03 | Vickers Systems Ltd | Spool |
| US5271430A (en) * | 1988-08-16 | 1993-12-21 | Kabushiki Kaisha Komatsu Seisakusho | Flow rate control valve device and flow force reduction structure |
| DE69023793T2 (de) * | 1989-04-04 | 1996-06-13 | Aisin Seiki | Druckregelventil. |
| US4941508A (en) * | 1989-12-28 | 1990-07-17 | Dana Corporation | Force balanced hydraulic spool valve |
| US6397890B1 (en) * | 1999-02-15 | 2002-06-04 | Case Corp. | Variable metering fluid control valve |
| US6375096B1 (en) * | 2000-03-01 | 2002-04-23 | Cleveland State University | Two component spray gun and nozzle attachment |
| US6807984B2 (en) * | 2001-12-26 | 2004-10-26 | Fsi International, Inc. | High flow high control valve and assembly |
| KR100793868B1 (ko) * | 2005-12-14 | 2008-01-10 | 현대자동차주식회사 | 무단 변속기 유압 제어시스템의 매뉴얼 밸브 |
| US7766041B2 (en) * | 2006-08-08 | 2010-08-03 | Delta Power Company | Flow force reduction by incremental pressure drop |
| JP4900074B2 (ja) * | 2007-06-18 | 2012-03-21 | アイシン・エィ・ダブリュ株式会社 | 電磁弁 |
| DE102008015506A1 (de) * | 2008-03-25 | 2009-10-01 | Robert Bosch Gmbh | Ventil |
| CN102588375A (zh) * | 2012-03-12 | 2012-07-18 | 韶关市加法机电实业有限公司 | 回转式控制节流换向系统 |
| EP3351745A4 (en) * | 2015-12-17 | 2018-12-05 | Mitsubishi Heavy Industries Compressor Corporation | Emergency shut-off device |
| WO2017208374A1 (ja) | 2016-05-31 | 2017-12-07 | 株式会社小松製作所 | スプール弁、操作装置、及び作業車両 |
| WO2018070621A1 (ko) * | 2016-10-10 | 2018-04-19 | 주식회사 유니크 | 오일펌프 컨트롤 밸브 |
| US10247315B2 (en) * | 2016-10-18 | 2019-04-02 | Caterpillar Inc. | Spool for hydraulic valve |
| EP3431843B1 (en) | 2017-07-18 | 2020-05-06 | Hamilton Sundstrand Corporation | Spool valve |
| US11841084B2 (en) * | 2020-04-06 | 2023-12-12 | Parker-Hannifin Corporation | Valve spool with flow force mitigation features |
| US11680649B2 (en) | 2020-11-16 | 2023-06-20 | Parker-Hannifin Corporstion | Proportional valve spool with linear flow gain |
| DE102021207650A1 (de) | 2021-07-19 | 2023-01-19 | Robert Bosch Gesellschaft mit beschränkter Haftung | Schieberventil mit geringer Neigung zum hydraulischen Klemmen |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3009480A (en) * | 1959-09-25 | 1961-11-21 | Cessna Aircraft Co | Flow control valve with axial force stabilizing spool or plunger |
| US3160174A (en) * | 1961-03-28 | 1964-12-08 | Parker Hannifin Corp | Remote power shift circuits for spool valves and the like |
| US3534774A (en) * | 1968-11-14 | 1970-10-20 | Koehring Co | Pressure compensated control valve |
| US3556155A (en) * | 1969-01-24 | 1971-01-19 | Caterpillar Tractor Co | Variable flow-modulated valve |
| US3747642A (en) * | 1971-10-26 | 1973-07-24 | Koehring Co | Throttle notches for control valve spools |
| US4122867A (en) * | 1975-01-06 | 1978-10-31 | International Harvester Company | Hydraulic valve with open center metering notches |
| US4122868A (en) * | 1975-01-24 | 1978-10-31 | International Harvester Company | Hydraulic valve assembly having an axial flow force balanced spool |
| US4009864A (en) * | 1975-02-04 | 1977-03-01 | Caterpillar Tractor Co. | Throttling slot configuration for a valve spool |
| DE2557235C3 (de) * | 1975-12-19 | 1979-04-19 | O & K Orenstein & Koppel Ag, 1000 Berlin | Schieberkolben für hydraulische Mehrwegeventile |
| GB1510418A (en) * | 1976-03-08 | 1978-05-10 | Caterpillar Tractor Co | Fluid control valve |
-
1978
- 1978-04-19 US US05/897,894 patent/US4245816A/en not_active Expired - Lifetime
-
1979
- 1979-03-26 BE BE1/9331A patent/BE875092A/xx not_active IP Right Cessation
- 1979-03-26 JP JP50068179A patent/JPS55500277A/ja active Pending
- 1979-03-26 WO PCT/US1979/000193 patent/WO1979000947A1/en unknown
- 1979-03-26 DE DE7979900423T patent/DE2964586D1/de not_active Expired
- 1979-03-29 CA CA324,442A patent/CA1109359A/en not_active Expired
- 1979-11-19 EP EP19790900423 patent/EP0015955B1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2964586D1 (en) | 1983-03-03 |
| US4245816A (en) | 1981-01-20 |
| WO1979000947A1 (en) | 1979-11-15 |
| EP0015955B1 (en) | 1983-01-26 |
| EP0015955A1 (en) | 1980-10-01 |
| CA1109359A (en) | 1981-09-22 |
| BE875092A (nl) | 1979-09-26 |