BE814439A - Ensemble de valve de blocage actionne hydrauliquement - Google Patents
Ensemble de valve de blocage actionne hydrauliquementInfo
- Publication number
- BE814439A BE814439A BE143827A BE143827A BE814439A BE 814439 A BE814439 A BE 814439A BE 143827 A BE143827 A BE 143827A BE 143827 A BE143827 A BE 143827A BE 814439 A BE814439 A BE 814439A
- Authority
- BE
- Belgium
- Prior art keywords
- valve assembly
- hydraulically actuated
- block valve
- actuated block
- hydraulically
- Prior art date
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
- F15B13/01—Locking-valves or other detent i.e. load-holding devices
-
- 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
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2544—Supply and exhaust type
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Mechanically-Actuated Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00355473A US3857404A (en) | 1973-04-30 | 1973-04-30 | Hydraulically operated lock valve assembly |
Publications (1)
Publication Number | Publication Date |
---|---|
BE814439A true BE814439A (fr) | 1974-10-30 |
Family
ID=23397543
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE143827A BE814439A (fr) | 1973-04-30 | 1974-04-30 | Ensemble de valve de blocage actionne hydrauliquement |
Country Status (6)
Country | Link |
---|---|
US (1) | US3857404A (zh) |
JP (1) | JPS5750987B2 (zh) |
BE (1) | BE814439A (zh) |
BR (1) | BR7401841D0 (zh) |
CA (1) | CA1001925A (zh) |
GB (1) | GB1399446A (zh) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3943968A (en) * | 1975-01-06 | 1976-03-16 | Parker-Hannifin Corporation | Combination lock and relief valve for hydraulic systems |
US4012031A (en) * | 1975-03-25 | 1977-03-15 | Affiliated Hospital Products, Inc. | Lock valve flow control arrangement |
US4103699A (en) * | 1976-07-16 | 1978-08-01 | Avon Enterprises, Inc. | Fluid cylinder mounted lock out valve device |
US4114516A (en) * | 1976-10-15 | 1978-09-19 | Caterpillar Tractor Co. | Anti-cavitation and pressure modulating relief valve for controlling hydraulic cylinders |
US4344287A (en) * | 1979-08-23 | 1982-08-17 | Caterpillar Tractor Co. | Volume compensation for hydraulic circuits |
US4286432A (en) * | 1979-08-30 | 1981-09-01 | Caterpillar Tractor Co. | Lock valve with variable length piston and hydraulic system for a work implement using the same |
US4341149A (en) * | 1979-08-30 | 1982-07-27 | Caterpillar Tractor Co. | Selectively actuatable fluid control system for a work element |
US4461449A (en) * | 1980-05-01 | 1984-07-24 | The Boeing Company | Integral hydraulic blocking and relief valve |
WO1981003208A1 (en) * | 1980-05-01 | 1981-11-12 | Boeing Co | Integral hydraulic blocking and relief valve |
US4667570A (en) * | 1984-12-21 | 1987-05-26 | The Boeing Company | Integral hydraulic blocking and relief valve |
JPH0310622Y2 (zh) * | 1985-04-30 | 1991-03-15 | ||
JPH0471801U (zh) * | 1990-10-26 | 1992-06-25 | ||
EP0883753B1 (de) * | 1996-02-28 | 2002-04-17 | Bucher Hydraulics AG | Lasthalte-bremsventil |
JP3778634B2 (ja) | 1996-11-22 | 2006-05-24 | Smc株式会社 | パイロットチェック弁付スピードコントローラ |
DE19829232C1 (de) * | 1998-06-30 | 2000-05-18 | Weber Hydraulik Gmbh | Vorspann-Rückschlagventil |
US6116868A (en) * | 1999-03-01 | 2000-09-12 | Lu; Chung-Tai | Multi-faceted valve head for hydraulic pump |
KR100430398B1 (ko) * | 2000-12-26 | 2004-05-04 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | 건설기계용 낙하방지장치 |
ITGE20020064A1 (it) * | 2002-07-16 | 2004-01-16 | Ultraflex Spa | Pompa oleodinamica per sistemi di guida per imbarcazioni |
JP4618179B2 (ja) | 2006-03-28 | 2011-01-26 | トヨタ自動車株式会社 | 流量調整弁およびベルト式無段変速機 |
US12085099B1 (en) * | 2020-06-18 | 2024-09-10 | Vacuworx Global, LLC | Flow control block for use with a vacuum material handler |
CN114294280B (zh) * | 2021-12-26 | 2024-04-09 | 浙江海宏液压科技股份有限公司 | 工作阀片及多路阀 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2506008A (en) * | 1947-01-17 | 1950-05-02 | Bruno F Arps | Hydraulic control valve |
US2720755A (en) * | 1952-09-04 | 1955-10-18 | Vickers Inc | Power transmission |
US2691964A (en) * | 1953-02-27 | 1954-10-19 | Ford Motor Co | Dual action hydraulic control valve |
US2959190A (en) * | 1957-02-25 | 1960-11-08 | Bendix Corp | Control valve having operating position hold |
US3145734A (en) * | 1961-10-06 | 1964-08-25 | Borg Warner | Pressure compensated flow control valve |
US3198088A (en) * | 1963-08-13 | 1965-08-03 | Caterpillar Tractor Co | Fluid motor control system |
GB1050181A (zh) * | 1964-03-23 | 1900-01-01 | ||
US3563261A (en) * | 1968-06-12 | 1971-02-16 | Mcconnel F W Ltd | Lockout valve assemblies for hydraulic control systems |
US3587399A (en) * | 1969-05-02 | 1971-06-28 | Deere & Co | Control valve means for a two-way hydraulic cylinder |
US3648968A (en) * | 1969-08-07 | 1972-03-14 | Hamilton Co | Fluid flow control mechanism |
-
1973
- 1973-04-30 US US00355473A patent/US3857404A/en not_active Expired - Lifetime
-
1974
- 1974-02-25 JP JP49021573A patent/JPS5750987B2/ja not_active Expired
- 1974-03-11 BR BR1841/74A patent/BR7401841D0/pt unknown
- 1974-04-02 CA CA196,630A patent/CA1001925A/en not_active Expired
- 1974-04-25 GB GB1819674A patent/GB1399446A/en not_active Expired
- 1974-04-30 BE BE143827A patent/BE814439A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
BR7401841D0 (pt) | 1974-10-29 |
CA1001925A (en) | 1976-12-21 |
GB1399446A (en) | 1975-07-02 |
JPS501275A (zh) | 1975-01-08 |
JPS5750987B2 (zh) | 1982-10-29 |
US3857404A (en) | 1974-12-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: CATERPILLAR INC. Effective date: 19930430 |