IT1032705B - Valvola di comando a pressione compensata - Google Patents

Valvola di comando a pressione compensata

Info

Publication number
IT1032705B
IT1032705B IT68016/75A IT6801675A IT1032705B IT 1032705 B IT1032705 B IT 1032705B IT 68016/75 A IT68016/75 A IT 68016/75A IT 6801675 A IT6801675 A IT 6801675A IT 1032705 B IT1032705 B IT 1032705B
Authority
IT
Italy
Prior art keywords
control valve
pressure control
compensated pressure
compensated
valve
Prior art date
Application number
IT68016/75A
Other languages
English (en)
Italian (it)
Original Assignee
Hydraulic Industries
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hydraulic Industries filed Critical Hydraulic Industries
Application granted granted Critical
Publication of IT1032705B publication Critical patent/IT1032705B/it

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)
IT68016/75A 1974-04-22 1975-04-21 Valvola di comando a pressione compensata IT1032705B (it)

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 (1)

Publication Number Publication Date
IT1032705B true IT1032705B (it) 1979-06-20

Family

ID=23838851

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68016/75A IT1032705B (it) 1974-04-22 1975-04-21 Valvola di comando a pressione compensata

Country Status (8)

Country Link
US (1) US3885583A (US20020095090A1-20020718-M00002.png)
JP (1) JPS5533481B2 (US20020095090A1-20020718-M00002.png)
CA (1) CA1019222A (US20020095090A1-20020718-M00002.png)
DE (1) DE2517135A1 (US20020095090A1-20020718-M00002.png)
FR (1) FR2268212B1 (US20020095090A1-20020718-M00002.png)
GB (1) GB1493991A (US20020095090A1-20020718-M00002.png)
IT (1) IT1032705B (US20020095090A1-20020718-M00002.png)
PL (1) PL96325B1 (US20020095090A1-20020718-M00002.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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
US3885583A (en) 1975-05-27
PL96325B1 (pl) 1977-12-31
FR2268212B1 (US20020095090A1-20020718-M00002.png) 1977-04-15

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