BE811818A - Valve de commande d'ecoulement - Google Patents
Valve de commande d'ecoulementInfo
- Publication number
- BE811818A BE811818A BE141595A BE141595A BE811818A BE 811818 A BE811818 A BE 811818A BE 141595 A BE141595 A BE 141595A BE 141595 A BE141595 A BE 141595A BE 811818 A BE811818 A BE 811818A
- Authority
- BE
- Belgium
- Prior art keywords
- control valve
- flow control
- flow
- valve
- control
- 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
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/021—Valves for interconnecting the fluid chambers of an actuator
-
- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
- F15B2011/0243—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits the regenerative circuit being activated or deactivated automatically
-
- 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
- Y10T137/2559—Self-controlled branched flow systems
-
- 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
- Y10T137/86879—Reciprocating valve unit
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Multiple-Way Valves (AREA)
- Sliding Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US34206073A | 1973-03-16 | 1973-03-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE811818A true BE811818A (fr) | 1974-09-04 |
Family
ID=23340154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE141595A BE811818A (fr) | 1973-03-16 | 1974-03-04 | Valve de commande d'ecoulement |
Country Status (8)
Country | Link |
---|---|
US (1) | US3786827A (fr) |
JP (1) | JPS49127228A (fr) |
BE (1) | BE811818A (fr) |
CA (1) | CA988001A (fr) |
DE (1) | DE2402112C2 (fr) |
FR (1) | FR2221663B1 (fr) |
GB (1) | GB1453630A (fr) |
IT (1) | IT1008437B (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3965587A (en) * | 1974-11-13 | 1976-06-29 | Clark Equipment Company | Quick drop control for scrapers |
US4257731A (en) * | 1978-09-14 | 1981-03-24 | North Bend Fabrication & Machine, Inc. | Powered implement with work elements pivotally mounted on an implement mounting and a torque tube for rotating such mounting |
JPS5635806A (en) * | 1979-09-01 | 1981-04-08 | Sanyo Kiki Kk | Compound oil pressure circuit |
US4581893A (en) * | 1982-04-19 | 1986-04-15 | Unimation, Inc. | Manipulator apparatus with energy efficient control |
US4473093A (en) * | 1983-06-17 | 1984-09-25 | Ingersoll-Rand Co. | Fluid control valve |
DE3915919C2 (de) * | 1989-05-16 | 1996-09-05 | Rexroth Mannesmann Gmbh | Ventilanordnung |
US5014734A (en) * | 1990-08-31 | 1991-05-14 | Caterpillar Inc. | Quick drop valve |
DE19735482B4 (de) * | 1997-08-16 | 2006-08-10 | Bosch Rexroth Aktiengesellschaft | Hydraulisches System mit einem Differentialzylinder und einem Eilgangventil |
US6354327B1 (en) | 2000-07-31 | 2002-03-12 | Virginia Valve Company | Automatic position-control valve assembly |
CN101737370B (zh) * | 2010-01-29 | 2011-11-09 | 浙江大学 | 一种快速液动换向阀 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2590454A (en) * | 1949-09-13 | 1952-03-25 | John S Pilch | Hydraulic by-pass system and valve therefor |
US2976878A (en) * | 1956-01-16 | 1961-03-28 | American Brake Shoe Co | Hydraulic control means |
US2994345A (en) * | 1959-01-09 | 1961-08-01 | Hough Co Frank | Hydraulic control valve operating responsive to hydraulic load pressures |
US3138884A (en) * | 1962-03-15 | 1964-06-30 | Caterpillar Tractor Co | Hydraulic circuit for actuation of an earthmoving scraper ejector |
US3239020A (en) * | 1962-08-23 | 1966-03-08 | Caterpillar Tractor Co | Hydraulic controls for track type vehicle power train |
US3198088A (en) * | 1963-08-13 | 1965-08-03 | Caterpillar Tractor Co | Fluid motor control system |
JPS4120374Y1 (fr) * | 1965-02-18 | 1966-09-27 | ||
US3482600A (en) * | 1968-03-04 | 1969-12-09 | Commercial Shearing | Hollow slide valves |
US3568707A (en) * | 1968-12-16 | 1971-03-09 | Int Harvester Co | Quick drop valve |
US3604313A (en) * | 1970-05-14 | 1971-09-14 | Gen Signal Corp | Hydraulic power circuit with rapid lowering provisions |
US3654835A (en) * | 1970-05-25 | 1972-04-11 | Ato Inc | Regeneration valve |
-
1973
- 1973-03-16 US US3786827D patent/US3786827A/en not_active Expired - Lifetime
- 1973-11-09 CA CA185,494A patent/CA988001A/en not_active Expired
-
1974
- 1974-01-17 DE DE2402112A patent/DE2402112C2/de not_active Expired
- 1974-01-18 GB GB254674A patent/GB1453630A/en not_active Expired
- 1974-03-04 BE BE141595A patent/BE811818A/fr not_active IP Right Cessation
- 1974-03-14 FR FR7408690A patent/FR2221663B1/fr not_active Expired
- 1974-03-15 JP JP2929674A patent/JPS49127228A/ja active Pending
- 1974-03-15 IT IT4935874A patent/IT1008437B/it active
Also Published As
Publication number | Publication date |
---|---|
CA988001A (en) | 1976-04-27 |
JPS49127228A (fr) | 1974-12-05 |
DE2402112C2 (de) | 1986-02-20 |
IT1008437B (it) | 1976-11-10 |
FR2221663B1 (fr) | 1982-11-12 |
DE2402112A1 (de) | 1974-09-19 |
GB1453630A (en) | 1976-10-27 |
US3786827A (en) | 1974-01-22 |
FR2221663A1 (fr) | 1974-10-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: CATERPILLAR INC. Effective date: 19910331 |