FR2268964B1 - - Google Patents
Info
- Publication number
- FR2268964B1 FR2268964B1 FR7512927A FR7512927A FR2268964B1 FR 2268964 B1 FR2268964 B1 FR 2268964B1 FR 7512927 A FR7512927 A FR 7512927A FR 7512927 A FR7512927 A FR 7512927A FR 2268964 B1 FR2268964 B1 FR 2268964B1
- Authority
- FR
- France
- 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
- Y10T137/87169—Supply and exhaust
- Y10T137/87193—Pilot-actuated
-
- 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
- Y10T137/87209—Electric
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Multiple-Way Valves (AREA)
- Fluid-Pressure Circuits (AREA)
- Fluid-Driven Valves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US46430874 US3924656A (en) | 1974-04-26 | 1974-04-26 | Direction control valve having float mode |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2268964A1 FR2268964A1 (US08124317-20120228-C00026.png) | 1975-11-21 |
| FR2268964B1 true FR2268964B1 (US08124317-20120228-C00026.png) | 1977-04-15 |
Family
ID=23843397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7512927A Expired FR2268964B1 (US08124317-20120228-C00026.png) | 1974-04-26 | 1975-04-25 |
Country Status (6)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4039085A (en) * | 1976-06-10 | 1977-08-02 | Koehring Company | Crane with a pivoted boom and a float valve therefor |
| US4096784A (en) * | 1976-09-07 | 1978-06-27 | Theodore Ongaro | Hydraulic power system |
| US4141382A (en) * | 1977-11-03 | 1979-02-27 | Deere & Company | Controls for actuating a direction control valve to and releasing it from a float-effecting condition |
| US4336826A (en) * | 1980-05-02 | 1982-06-29 | Fluid Controls, Inc. | Control valve |
| US4660649A (en) * | 1981-03-03 | 1987-04-28 | Anderson Jack F | Rotary tiller tool apparatus with vertical lift force variable in direct proportion to pressure to rotate tiller tool |
| US4526201A (en) * | 1982-11-04 | 1985-07-02 | Spectra-Physics, Inc. | Four-way valve with internal pilot |
| US5038670A (en) * | 1990-04-09 | 1991-08-13 | Dynamic Valves, Inc. | Pneumatic control valve apparatus |
| US5921279A (en) * | 1998-04-29 | 1999-07-13 | Husco International, Inc. | Solenoid operated dual spool control valve |
| DE102008031745A1 (de) * | 2008-07-04 | 2010-01-07 | Hydac Filtertechnik Gmbh | Hydraulische Ventilvorrichtung |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2503827A (en) * | 1945-09-24 | 1950-04-11 | Bendix Aviat Corp | Four-way valve |
| CA930279A (en) * | 1969-11-13 | 1973-07-17 | Deere And Company | Directional control valve |
| US3739813A (en) * | 1970-08-13 | 1973-06-19 | Marotta Scientific Controls | Power and speed control for double-acting cylinder-and-piston motor |
-
1974
- 1974-04-26 US US46430874 patent/US3924656A/en not_active Expired - Lifetime
- 1974-10-29 CA CA212,509A patent/CA1014047A/en not_active Expired
-
1975
- 1975-03-14 JP JP50031015A patent/JPS5844883B2/ja not_active Expired
- 1975-04-23 AR AR25848875A patent/AR212426A1/es active
- 1975-04-25 GB GB1733375A patent/GB1462846A/en not_active Expired
- 1975-04-25 FR FR7512927A patent/FR2268964B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2268964A1 (US08124317-20120228-C00026.png) | 1975-11-21 |
| CA1014047A (en) | 1977-07-19 |
| US3924656A (en) | 1975-12-09 |
| DE2517678A1 (de) | 1975-10-30 |
| JPS5844883B2 (ja) | 1983-10-06 |
| JPS50141733A (US08124317-20120228-C00026.png) | 1975-11-14 |
| GB1462846A (en) | 1977-01-26 |
| AR212426A1 (es) | 1978-07-14 |
| DE2517678B2 (de) | 1976-08-26 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |