FR2268212B1 - - Google Patents
Info
- Publication number
- FR2268212B1 FR2268212B1 FR7512301A FR7512301A FR2268212B1 FR 2268212 B1 FR2268212 B1 FR 2268212B1 FR 7512301 A FR7512301 A FR 7512301A FR 7512301 A FR7512301 A FR 7512301A FR 2268212 B1 FR2268212 B1 FR 2268212B1
- 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
- F15B13/0416—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor with means or adapted for load sensing
- F15B13/0417—Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation 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
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2559—Self-controlled branched flow systems
- Y10T137/2574—Bypass or relief controlled by main line fluid condition
- Y10T137/2605—Pressure responsive
- Y10T137/2612—Common sensor for both bypass or relief valve and other branch valve
- Y10T137/2615—Bypass or relief valve opens as other branch valve closes
-
- 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
- Y10T137/2574—Bypass or relief controlled by main line fluid condition
- Y10T137/2605—Pressure responsive
- Y10T137/2622—Bypass or relief valve responsive to pressure downstream of outlet valve
- Y10T137/2627—Outlet valve carried by bypass or relief 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
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7781—With separate connected fluid reactor surface
- Y10T137/7832—Plural valves biased closed
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Control Of Fluid Pressure (AREA)
- Multiple-Way Valves (AREA)
- Flow Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US463098A US3885583A (en) | 1974-04-22 | 1974-04-22 | Pressure compensating valve mechanism for hydraulic control valves |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2268212A1 FR2268212A1 (US20020095090A1-20020718-M00002.png) | 1975-11-14 |
| FR2268212B1 true FR2268212B1 (US20020095090A1-20020718-M00002.png) | 1977-04-15 |
Family
ID=23838851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7512301A Expired FR2268212B1 (US20020095090A1-20020718-M00002.png) | 1974-04-22 | 1975-04-21 |
Country Status (8)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4779419A (en) * | 1985-11-12 | 1988-10-25 | Caterpillar Inc. | Adjustable flow limiting pressure compensated flow control |
| DE19829394A1 (de) * | 1998-07-01 | 2000-01-13 | Fluidtech Gmbh | Druckregelventil mit hydrodynamischer Dämpfung |
| US7243672B2 (en) * | 2004-03-24 | 2007-07-17 | Kayaba Industry Co., Ltd. | Flow control valve |
| US9121397B2 (en) | 2010-12-17 | 2015-09-01 | National Oilwell Varco, L.P. | Pulsation dampening system for a reciprocating pump |
| CN104235098B (zh) * | 2013-12-23 | 2016-08-17 | 江苏恒立液压科技有限公司 | 液压阀装置 |
| EP3220023B1 (en) * | 2016-03-15 | 2020-12-23 | Hamilton Sundstrand Corporation | Directional control valve |
| CN107762999B (zh) * | 2017-11-23 | 2019-05-24 | 李群 | 三通压力补偿阀及压力补偿系统 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2610859A (en) * | 1949-07-09 | 1952-09-16 | Modern Products Inc | Quick-exhausting valve |
| US3034527A (en) * | 1959-11-17 | 1962-05-15 | William E Hennells | Safety check and exhaust valve |
| US3595265A (en) * | 1969-04-14 | 1971-07-27 | Caterpillar Tractor Co | Self-cleaning orifice check valve |
| US3718159A (en) * | 1971-01-20 | 1973-02-27 | Hydraulic Industries | Control valve |
-
1974
- 1974-04-22 US US463098A patent/US3885583A/en not_active Expired - Lifetime
-
1975
- 1975-04-18 DE DE19752517135 patent/DE2517135A1/de not_active Withdrawn
- 1975-04-18 GB GB16127/75A patent/GB1493991A/en not_active Expired
- 1975-04-18 CA CA225,007A patent/CA1019222A/en not_active Expired
- 1975-04-21 FR FR7512301A patent/FR2268212B1/fr not_active Expired
- 1975-04-21 IT IT68016/75A patent/IT1032705B/it active
- 1975-04-22 PL PL1975179816A patent/PL96325B1/pl unknown
- 1975-04-22 JP JP4823975A patent/JPS5533481B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5533481B2 (US20020095090A1-20020718-M00002.png) | 1980-09-01 |
| DE2517135A1 (de) | 1975-10-30 |
| CA1019222A (en) | 1977-10-18 |
| GB1493991A (en) | 1977-12-07 |
| JPS50144135A (US20020095090A1-20020718-M00002.png) | 1975-11-19 |
| FR2268212A1 (US20020095090A1-20020718-M00002.png) | 1975-11-14 |
| IT1032705B (it) | 1979-06-20 |
| US3885583A (en) | 1975-05-27 |
| PL96325B1 (pl) | 1977-12-31 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |