BE644283A - - Google Patents
Info
- Publication number
- BE644283A BE644283A BE644283DA BE644283A BE 644283 A BE644283 A BE 644283A BE 644283D A BE644283D A BE 644283DA BE 644283 A BE644283 A BE 644283A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
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- 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
-
- 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
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- 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
-
- 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
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7762—Fluid pressure type
- Y10T137/7764—Choked or throttled pressure type
- Y10T137/7766—Choked passage through main valve head
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- 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
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- 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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49405—Valve or choke making
- Y10T29/49412—Valve or choke making with assembly, disassembly or composite article making
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Hydraulic Motors (AREA)
- Multiple-Way Valves (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US264121A US3216443A (en) | 1963-03-11 | 1963-03-11 | Multiple spool valve assembly |
Publications (1)
Publication Number | Publication Date |
---|---|
BE644283A true BE644283A (xx) | 1964-08-25 |
Family
ID=23004679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE644283D BE644283A (xx) | 1963-03-11 | 1964-02-25 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3216443A (xx) |
BE (1) | BE644283A (xx) |
GB (1) | GB1048614A (xx) |
NL (1) | NL6402442A (xx) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3409041A (en) * | 1966-02-18 | 1968-11-05 | Parker Hannifin Corp | Directional control valve |
US3376892A (en) * | 1966-03-04 | 1968-04-09 | Parker Hannifin Corp | Directional control valve |
US3476214A (en) * | 1968-02-01 | 1969-11-04 | Mccord Corp | Divisional lubricant feeder with bypass means |
US4167197A (en) * | 1970-10-20 | 1979-09-11 | Toshio Maki | Directional change-over valve |
JPS506375B1 (xx) * | 1970-10-20 | 1975-03-13 | ||
US3976098A (en) * | 1974-01-02 | 1976-08-24 | International Basic Economy Corporation | Hydraulic motor control apparatus |
US3952771A (en) * | 1975-01-08 | 1976-04-27 | Zahnradfabrik Friedrichshafen Ag | Relief valves with pilot valves |
US4570672A (en) * | 1983-06-13 | 1986-02-18 | Koehring Company | Hydraulic control valve with independently operable bypass valve |
DE3522955A1 (de) * | 1985-06-27 | 1987-01-08 | Festo Kg | Anordnung von ventilgehaeusen |
JPH0740780Y2 (ja) * | 1988-09-30 | 1995-09-20 | 三陽機器株式会社 | 多連セレクタバルブ |
EP0425684B1 (en) * | 1989-03-24 | 1994-12-14 | Hitachi Construction Machinery Co., Ltd. | Valve apparatus and hydraulic drive system |
US10024445B2 (en) * | 2014-06-25 | 2018-07-17 | Parker-Hannifin Corporation | Reverse flow check valve in hydraulic valve with series circuit |
JP6286482B2 (ja) * | 2016-06-29 | 2018-02-28 | Kyb株式会社 | 流体圧制御装置 |
US10323659B2 (en) | 2017-05-16 | 2019-06-18 | Parker-Hannifin Corporation | Open center control valve |
US11460053B2 (en) * | 2020-03-16 | 2022-10-04 | Parker-Hannifin Corporation | Open center control valve configured to combine fluid flow received from multiple sources |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3000397A (en) * | 1959-08-24 | 1961-09-19 | Parker Hannifin Corp | Valve assembly |
US3077901A (en) * | 1960-06-27 | 1963-02-19 | Vickers Inc | Divided flow, control valve system |
US3106065A (en) * | 1961-02-13 | 1963-10-08 | Parker Hannifin Corp | Position hold and release mechanisms for flow control valves |
-
1963
- 1963-03-11 US US264121A patent/US3216443A/en not_active Expired - Lifetime
-
1964
- 1964-02-19 GB GB6985/64A patent/GB1048614A/en not_active Expired
- 1964-02-25 BE BE644283D patent/BE644283A/xx unknown
- 1964-03-10 NL NL6402442A patent/NL6402442A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL6402442A (xx) | 1964-09-14 |
GB1048614A (en) | 1966-11-16 |
US3216443A (en) | 1965-11-09 |