CA996842A - Compact fluid motor control system with float position - Google Patents
Compact fluid motor control system with float positionInfo
- Publication number
- CA996842A CA996842A CA202,761A CA202761A CA996842A CA 996842 A CA996842 A CA 996842A CA 202761 A CA202761 A CA 202761A CA 996842 A CA996842 A CA 996842A
- Authority
- CA
- Canada
- Prior art keywords
- control system
- motor control
- fluid motor
- float position
- compact fluid
- 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
- F15B13/04—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
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/86582—Pilot-actuated
- Y10T137/86606—Common to plural valve motor chambers
-
- 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
- Y10T137/87193—Pilot-actuated
- Y10T137/87201—Common to plural valve motor chambers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Multiple-Way Valves (AREA)
- Reciprocating Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00386717A US3840049A (en) | 1973-08-08 | 1973-08-08 | Compact fluid motor control system with float position |
Publications (1)
Publication Number | Publication Date |
---|---|
CA996842A true CA996842A (en) | 1976-09-14 |
Family
ID=23526742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA202,761A Expired CA996842A (en) | 1973-08-08 | 1974-06-18 | Compact fluid motor control system with float position |
Country Status (5)
Country | Link |
---|---|
US (1) | US3840049A (en) |
JP (1) | JPS5930922B2 (en) |
BE (1) | BE818565A (en) |
CA (1) | CA996842A (en) |
GB (1) | GB1427503A (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3960059A (en) * | 1974-12-09 | 1976-06-01 | Caterpillar Tractor Co. | Fast exhaust circuit for hydraulic jacks |
US4085920A (en) * | 1976-11-15 | 1978-04-25 | Caterpillar Tractor Co. | Pilot control valve with servo means |
US4320691A (en) * | 1979-11-16 | 1982-03-23 | Caterpillar Tractor Co. | Hydraulic load lifting system with hydraulic surcharge to make up valve pilot lines |
WO1982003663A1 (en) * | 1979-11-16 | 1982-10-28 | Orcenith D Mcwilliams | Hydraulic load lifting system with hydraulic surcharge to make up valve pilot lines |
MX155646A (en) * | 1980-06-16 | 1988-04-11 | Caterpillar Inc | IMPROVEMENTS IN PRESSURE REGULATING VALVE TO PROVIDE A REGULATED SUPPLY OF FLUID FROM AT LEAST TWO SOURCES, IN A VEHICLE |
MX155968A (en) * | 1980-06-16 | 1988-06-03 | Caterpillar Inc | IMPROVED PRESSURE REGULATING VALVE FOR A VEHICLE FLUID SYSTEM |
EP0056369B1 (en) * | 1980-06-16 | 1985-08-07 | Caterpillar Tractor Co. | Pressure reducing valve for dead engine lowering |
US4509406A (en) * | 1980-06-16 | 1985-04-09 | Caterpillar Tractor Co. | Pressure reducing valve for dead engine lowering |
US4341243A (en) * | 1980-06-16 | 1982-07-27 | Caterpillar Tractor Co. | Pressure reducing valve with floating stem for make-up vent |
US4362089A (en) * | 1980-06-16 | 1982-12-07 | Caterpillar Tractor Co. | Valve system |
US4392415A (en) * | 1980-12-19 | 1983-07-12 | Caterpillar Tractor Co. | Control for dead engine lower |
EP0072793B1 (en) * | 1980-12-19 | 1986-07-23 | Caterpillar Inc. | Control for dead engine lower |
JPH0276908A (en) * | 1989-03-17 | 1990-03-16 | Komatsu Ltd | Pressure oil supply method |
JPH0272204A (en) * | 1989-03-17 | 1990-03-12 | Komatsu Ltd | Valve |
JPH02225806A (en) * | 1989-03-17 | 1990-09-07 | Komatsu Ltd | Control method of pressure oil supply for working machine cylinder |
JPH04133024U (en) * | 1991-05-30 | 1992-12-10 | エヌテイエヌ株式会社 | rolling bearing |
EP0753691A4 (en) * | 1994-03-29 | 1997-10-22 | Komatsu Mfg Co Ltd | Pilot pressure operated directional control valve and operation cylinder control device |
US8418989B2 (en) * | 2006-12-21 | 2013-04-16 | M-I L.L.C. | Pressure-balanced choke system |
WO2009005426A1 (en) | 2007-07-02 | 2009-01-08 | Parker Hannifin Ab | Fluid valve arrangement |
DE102014008069A1 (en) * | 2014-05-30 | 2015-12-03 | Hydac Technology Gmbh | Valve device, in particular designed in the manner of a check valve, and method for operating such a valve device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2981287A (en) * | 1958-11-14 | 1961-04-25 | American Brake Shoe Co | Pilot operated valve mechanism |
-
1973
- 1973-08-08 US US00386717A patent/US3840049A/en not_active Expired - Lifetime
-
1974
- 1974-06-18 CA CA202,761A patent/CA996842A/en not_active Expired
- 1974-08-06 JP JP49089555A patent/JPS5930922B2/en not_active Expired
- 1974-08-07 BE BE147355A patent/BE818565A/en not_active IP Right Cessation
- 1974-08-08 GB GB3504074A patent/GB1427503A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5930922B2 (en) | 1984-07-30 |
US3840049A (en) | 1974-10-08 |
GB1427503A (en) | 1976-03-10 |
BE818565A (en) | 1975-02-07 |
JPS5070789A (en) | 1975-06-12 |
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