GB1386973A - Control valve mechanism - Google Patents
Control valve mechanismInfo
- Publication number
- GB1386973A GB1386973A GB549974A GB549974A GB1386973A GB 1386973 A GB1386973 A GB 1386973A GB 549974 A GB549974 A GB 549974A GB 549974 A GB549974 A GB 549974A GB 1386973 A GB1386973 A GB 1386973A
- Authority
- GB
- United Kingdom
- Prior art keywords
- control valve
- valve mechanism
- heading
- spool
- feb
- 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.)
- Expired
Links
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
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
- F15B13/08—Assemblies of units, each for the control of a single servomotor only
-
- 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
-
- 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
- Y10T137/5109—Convertible
- Y10T137/5283—Units interchangeable between alternate locations
-
- 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
- Y10T137/87169—Supply and exhaust
- Y10T137/87177—With bypass
-
- 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
- Y10T137/87169—Supply and exhaust
- Y10T137/87177—With bypass
- Y10T137/87185—Controlled by supply or exhaust valve
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Pressure Circuits (AREA)
- Safety Valves (AREA)
- Multiple-Way Valves (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
1386973 Valves HYDRAULIC INDUSTRIES Inc 22 Feb 1972 [2 Nov 1971] 5499/74 Divided out of 1386971 Heading F2V The subject matter of this Specification is the same as that described in Specification 1,386,971 but the claims relate to a reservoir passage 65<1> which communicates with the second feeder passage means 33 when the spool is in the neutral position.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US19482571A | 1971-11-02 | 1971-11-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1386973A true GB1386973A (en) | 1975-03-12 |
Family
ID=22719038
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB812572A Expired GB1386971A (en) | 1971-11-02 | 1972-02-22 | Pressure compensated control valve |
GB539774A Expired GB1386972A (en) | 1971-11-02 | 1972-02-22 | Valves for controlling flow of pressure fluid |
GB550074A Expired GB1386974A (en) | 1971-11-02 | 1972-02-22 | Stop mechanism for fluid flow control valves |
GB3851274A Expired GB1386975A (en) | 1971-11-02 | 1972-02-22 | Hydraulic control valve |
GB549974A Expired GB1386973A (en) | 1971-11-02 | 1972-02-22 | Control valve mechanism |
Family Applications Before (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB812572A Expired GB1386971A (en) | 1971-11-02 | 1972-02-22 | Pressure compensated control valve |
GB539774A Expired GB1386972A (en) | 1971-11-02 | 1972-02-22 | Valves for controlling flow of pressure fluid |
GB550074A Expired GB1386974A (en) | 1971-11-02 | 1972-02-22 | Stop mechanism for fluid flow control valves |
GB3851274A Expired GB1386975A (en) | 1971-11-02 | 1972-02-22 | Hydraulic control valve |
Country Status (4)
Country | Link |
---|---|
US (1) | US3722543A (en) |
JP (3) | JPS587844B2 (en) |
DE (1) | DE2252772A1 (en) |
GB (5) | GB1386971A (en) |
Families Citing this family (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3818936A (en) * | 1972-06-15 | 1974-06-25 | Monarch Road Machinery Co | Hydraulic control valve |
DE2303286C2 (en) * | 1973-01-24 | 1982-03-11 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulic control device |
US3991787A (en) * | 1973-02-21 | 1976-11-16 | Caterpillar Tractor Co. | Modulation control valve for hydraulically operated winch |
JPS5642763B2 (en) * | 1973-04-11 | 1981-10-07 | ||
US3874405A (en) * | 1973-08-24 | 1975-04-01 | Moog Inc | Multiple tow-stage electrohydraulic servovalve apparatus |
US3878679A (en) * | 1973-08-30 | 1975-04-22 | Gen Signal Corp | Compensated multi-function hydraulic system |
US3934742A (en) * | 1973-12-26 | 1976-01-27 | Hydraulic Industries, Inc. | Valve mechanism for automatic control of a number of fluid motors |
US4062374A (en) * | 1974-05-08 | 1977-12-13 | Sperry Rand Limited | Hydraulic valves and hydraulic systems |
US3937129A (en) * | 1974-10-23 | 1976-02-10 | The Scott & Fetzer Company | Load responsive system with area change flow extender |
US3980095A (en) * | 1975-02-10 | 1976-09-14 | Mcavoy Dennis J | Power transmission |
DE2506923C3 (en) * | 1975-02-19 | 1983-01-27 | Heilmeier & Weinlein Fabrik für Oel-Hydraulik GmbH & Co KG, 8000 München | Valve device |
US4122677A (en) * | 1975-03-19 | 1978-10-31 | Tadeusz Budzich | Load responsive valve assemblies |
US4058140A (en) * | 1975-03-19 | 1977-11-15 | Tadeusz Budzich | Load responsive fluid control valves |
US3989062A (en) * | 1975-05-09 | 1976-11-02 | Hydraulic Industries, Inc. | Source fluid supply and pressure control system for hydraulic motors |
US4036245A (en) * | 1975-12-29 | 1977-07-19 | Sundstrand Corporation | Pressure compensated hydraulic control valve |
FR2346582A1 (en) * | 1976-04-02 | 1977-10-28 | Bouteille Daniel | PERFECTED DISTRIBUTION DEVICE FOR PNEUMATIC INSTALLATION |
US4022022A (en) * | 1976-04-26 | 1977-05-10 | Parker-Hannifin Corporation | Hydraulic system and control valve assembly therefor |
US4165761A (en) * | 1976-07-27 | 1979-08-28 | Tadeusz Budzich | Load responsive fluid control valves |
US4147178A (en) * | 1976-08-20 | 1979-04-03 | Tadeusz Budzich | Load responsive valve assemblies |
DE2701509C2 (en) * | 1977-01-15 | 1985-10-31 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulic control device for at least two hydraulic consumers |
US4215720A (en) * | 1978-10-02 | 1980-08-05 | General Signal Corporation | Fluid control valve system |
DE3308576A1 (en) * | 1983-03-10 | 1984-09-13 | Heilmeier & Weinlein Fabrik für Oel-Hydraulik GmbH & Co KG, 8000 München | CONTROL VALVE DEVICE |
EP0135751B1 (en) * | 1983-09-20 | 1986-12-03 | HEILMEIER & WEINLEIN Fabrik für Oel-Hydraulik GmbH & Co. KG | Hydraulic device |
JPS6129171U (en) * | 1984-07-25 | 1986-02-21 | 内田油圧機器工業株式会社 | Pressure selection device in multiple valves |
JPS6129170U (en) * | 1984-07-25 | 1986-02-21 | 内田油圧機器工業株式会社 | Pressure selection device in multiple valves |
US4694858A (en) * | 1984-12-19 | 1987-09-22 | General Signal Corporation | Hydraulic control valve |
DE3505623A1 (en) * | 1985-02-19 | 1986-08-21 | Robert Bosch Gmbh, 7000 Stuttgart | HYDRAULIC DIRECTION VALVE FOR A LOAD PRESSURE COMPENSATED CONTROL |
DE3603811C2 (en) * | 1986-02-07 | 1995-12-21 | Bosch Gmbh Robert | Hydraulic directional valve |
DE3634728A1 (en) * | 1986-10-11 | 1988-04-21 | Rexroth Mannesmann Gmbh | VALVE ARRANGEMENT FOR LOAD-INDEPENDENT CONTROL OF SEVERAL SIMPLY ACTUATED HYDRAULIC CONSUMERS |
US5487403A (en) * | 1987-01-29 | 1996-01-30 | Mollo; James R. | Variable discharge pump with low unload to secondary |
US5515879A (en) * | 1987-01-29 | 1996-05-14 | Mollo; James R. | Load sensed multi-purpose pressure control valve |
US5368061A (en) * | 1987-01-29 | 1994-11-29 | Mollo; James R. | Load sensed variable discharge fixed displacement pump control with low unload features |
US4757685A (en) * | 1987-08-24 | 1988-07-19 | Caterpillar Inc. | Pressure responsive hydraulic control circuit |
US4889161A (en) * | 1987-10-02 | 1989-12-26 | Applied Power Inc. | Compensated individual segment flow regulator |
DE59004683D1 (en) * | 1989-12-19 | 1994-03-31 | Bosch Gmbh Robert | Hydraulic directional valve. |
DE4133892C1 (en) * | 1991-10-12 | 1992-12-24 | Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De | |
DE69328382T2 (en) * | 1992-10-23 | 2000-10-12 | Komatsu Mfg Co Ltd | PRESSURE OIL SUPPLY SYSTEM WITH PRESSURE COMPENSATING VALVE |
JP3534319B2 (en) * | 1993-12-22 | 2004-06-07 | 株式会社小松製作所 | Unloading device used for hydraulic circuit |
US6209580B1 (en) * | 1999-12-14 | 2001-04-03 | Raymond Keith Foster | Multifunction valve assembly |
US6868672B2 (en) * | 2003-05-13 | 2005-03-22 | Sauer-Danfoss, Inc. | Method of controlling a swinging boom and apparatus for controlling the same |
US7059126B2 (en) * | 2003-10-16 | 2006-06-13 | Caterpillar Inc. | System for preventing swing wag for a work machine with a boom assembly |
DK1860327T3 (en) * | 2006-05-26 | 2010-04-19 | Hydrocontrol S P A | Pressure compensating directional control valve |
JP5498858B2 (en) * | 2010-05-27 | 2014-05-21 | 日立建機株式会社 | Wheel loader |
US9410560B2 (en) | 2012-06-01 | 2016-08-09 | Clark Equipment Company | Control valve assembly |
JP6338428B2 (en) * | 2014-04-11 | 2018-06-06 | Kyb株式会社 | Valve structure |
DE102014216033A1 (en) * | 2014-08-13 | 2016-02-18 | Robert Bosch Gmbh | Adjustable valve end stop with fluid channel during operation |
CN104265712B (en) * | 2014-09-23 | 2016-04-27 | 徐州重型机械有限公司 | A kind of wheeled crane and single cylinder bolt system extension and contraction control valve thereof |
JP6643913B2 (en) * | 2016-02-16 | 2020-02-12 | 株式会社クボタ | Hydraulic block |
CN108953684B (en) * | 2018-07-16 | 2020-06-05 | 中国科学院力学研究所 | Controllable three-way valve with multiple hydraulically-controlled valve positions and multiple flow directions |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3455210A (en) * | 1966-10-26 | 1969-07-15 | Eaton Yale & Towne | Adjustable,metered,directional flow control arrangement |
-
1971
- 1971-11-02 US US00194825A patent/US3722543A/en not_active Expired - Lifetime
-
1972
- 1972-02-22 GB GB812572A patent/GB1386971A/en not_active Expired
- 1972-02-22 GB GB539774A patent/GB1386972A/en not_active Expired
- 1972-02-22 GB GB550074A patent/GB1386974A/en not_active Expired
- 1972-02-22 GB GB3851274A patent/GB1386975A/en not_active Expired
- 1972-02-22 GB GB549974A patent/GB1386973A/en not_active Expired
- 1972-07-07 JP JP47067605A patent/JPS587844B2/en not_active Expired
- 1972-10-27 DE DE2252772A patent/DE2252772A1/en not_active Ceased
-
1977
- 1977-09-06 JP JP10638777A patent/JPS53112381A/en active Pending
- 1977-09-06 JP JP10638877A patent/JPS53112382A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS587844B2 (en) | 1983-02-12 |
US3722543A (en) | 1973-03-27 |
GB1386975A (en) | 1975-03-12 |
GB1386972A (en) | 1975-03-12 |
DE2252772A1 (en) | 1973-05-10 |
JPS53112381A (en) | 1978-09-30 |
GB1386974A (en) | 1975-03-12 |
JPS4853320A (en) | 1973-07-26 |
JPS53112382A (en) | 1978-09-30 |
GB1386971A (en) | 1975-03-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PLE | Entries relating assignments, transmissions, licences in the register of patents | ||
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |