BR8607359A - Valvula de controle de fluido - Google Patents
Valvula de controle de fluidoInfo
- Publication number
- BR8607359A BR8607359A BR8607359A BR8607359A BR8607359A BR 8607359 A BR8607359 A BR 8607359A BR 8607359 A BR8607359 A BR 8607359A BR 8607359 A BR8607359 A BR 8607359A BR 8607359 A BR8607359 A BR 8607359A
- Authority
- BR
- Brazil
- Prior art keywords
- control valve
- fluid control
- fluid
- 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
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
-
- 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
-
- 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/34—Arrangements for modifying the way in which the rate of flow varies during the actuation of the valve
-
- 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
- Y10T137/8667—Reciprocating valve
- Y10T137/86694—Piston valve
- Y10T137/8671—With annular passage [e.g., spool]
-
- 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
-
- 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)
- Sliding Valves (AREA)
- Multiple-Way Valves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/871,957 US4667930A (en) | 1986-06-09 | 1986-06-09 | Metering slot configuration for a valve spool |
PCT/US1986/001709 WO1987007696A1 (en) | 1986-06-09 | 1986-08-21 | Metering slot configuration for a valve spool |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8607359A true BR8607359A (pt) | 1989-08-15 |
Family
ID=25358543
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8607359A BR8607359A (pt) | 1986-06-09 | 1986-08-21 | Valvula de controle de fluido |
Country Status (5)
Country | Link |
---|---|
US (1) | US4667930A (pt) |
EP (1) | EP0309449A1 (pt) |
JP (1) | JPH01502603A (pt) |
BR (1) | BR8607359A (pt) |
WO (1) | WO1987007696A1 (pt) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8717963D0 (en) * | 1987-07-29 | 1987-09-03 | Vickers Systems Ltd | Spool |
US4941508A (en) * | 1989-12-28 | 1990-07-17 | Dana Corporation | Force balanced hydraulic spool valve |
JPH06173904A (ja) * | 1992-12-08 | 1994-06-21 | Komatsu Ltd | 旋回用油圧回路 |
DE102007016293B3 (de) * | 2007-04-04 | 2008-10-02 | Sauer-Danfoss Gmbh & Co Ohg | Verstelleinheit für eine Axialkolbenmaschine |
DE102010043697A1 (de) * | 2010-11-10 | 2012-05-10 | Robert Bosch Gmbh | Druckregelventil, insbesondere zur Ansteuerung einer Kupplung in einem Kraftfahrzeug-Automatikgetriebe |
US8955533B2 (en) | 2013-06-07 | 2015-02-17 | Sonnax Industries, Inc. | Multiple pressure ratio valve assembly |
DE102013014671A1 (de) | 2013-09-03 | 2015-03-05 | Hydac Technology Gmbh | Ventilbaukomponenten |
US9447871B2 (en) | 2013-11-20 | 2016-09-20 | Sonnax Industries, Inc. | Multiple-ratio boost valve |
CA2939372A1 (en) * | 2015-08-20 | 2017-02-20 | Parker-Hannifin Corporation | Spool valve with special metering configuration for hydraulic valve main control speed |
JP6972608B2 (ja) * | 2017-03-27 | 2021-11-24 | 日本電産トーソク株式会社 | スプールバルブ |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2971536A (en) * | 1958-06-26 | 1961-02-14 | Caterpillar Tractor Co | Hydraulic control valve throttling mechanism |
US3009480A (en) * | 1959-09-25 | 1961-11-21 | Cessna Aircraft Co | Flow control valve with axial force stabilizing spool or plunger |
US3255778A (en) * | 1963-08-19 | 1966-06-14 | Orel L Rosebrook | Servo valve mechanism |
US3995532A (en) * | 1974-07-15 | 1976-12-07 | Caterpillar Tractor Co. | Proportional control valve with preconditioned inlet modulating relief valve |
US4009864A (en) * | 1975-02-04 | 1977-03-01 | Caterpillar Tractor Co. | Throttling slot configuration for a valve spool |
US4245816A (en) * | 1978-04-19 | 1981-01-20 | Caterpillar Tractor Co. | Flow force balanced spool valve |
JPS56156563A (en) * | 1980-05-08 | 1981-12-03 | Kayaba Ind Co Ltd | Form of notch reducing fluid force of spool valve |
JPS5729861A (en) * | 1980-07-25 | 1982-02-17 | Kayaba Ind Co Ltd | Hydraulic pressure reduction structure of spool valve |
EP0137779B1 (en) * | 1983-02-25 | 1989-05-24 | Caterpillar Inc. | Metering slot configuration for hyraulic control valves |
-
1986
- 1986-06-09 US US06/871,957 patent/US4667930A/en not_active Expired - Fee Related
- 1986-08-21 JP JP61504619A patent/JPH01502603A/ja active Pending
- 1986-08-21 WO PCT/US1986/001709 patent/WO1987007696A1/en not_active Application Discontinuation
- 1986-08-21 BR BR8607359A patent/BR8607359A/pt not_active IP Right Cessation
- 1986-08-21 EP EP86905531A patent/EP0309449A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO1987007696A1 (en) | 1987-12-17 |
EP0309449A1 (en) | 1989-04-05 |
US4667930A (en) | 1987-05-26 |
JPH01502603A (ja) | 1989-09-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Lapse due to non-payment of fees (art. 50) |