CA1022428A - Soupapes compensatrices de debit et orifices compensateurs connexes - Google Patents

Soupapes compensatrices de debit et orifices compensateurs connexes

Info

Publication number
CA1022428A
CA1022428A CA243,435A CA243435A CA1022428A CA 1022428 A CA1022428 A CA 1022428A CA 243435 A CA243435 A CA 243435A CA 1022428 A CA1022428 A CA 1022428A
Authority
CA
Canada
Prior art keywords
work port
compensators
compensated
fluid valves
port fluid
Prior art date
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
Application number
CA243,435A
Other languages
English (en)
Inventor
John D. Petro
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Commercial Shearing Inc
Original Assignee
Commercial Shearing Inc
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 Commercial Shearing Inc filed Critical Commercial Shearing Inc
Application granted granted Critical
Publication of CA1022428A publication Critical patent/CA1022428A/fr
Expired legal-status Critical Current

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
    • 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/044—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the return line, i.e. "meter out"
    • F15B11/0445—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the return line, i.e. "meter out" with counterbalance valves, e.g. to prevent overrunning or for braking
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • F15B2211/3053—In combination with a pressure compensating valve
    • F15B2211/3054—In combination with a pressure compensating valve the pressure compensating valve is arranged between directional control valve and output member
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50518—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief valves
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/55—Pressure control for limiting a pressure up to a maximum pressure, e.g. by using a pressure relief valve
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/86—Control during or prevention of abnormal conditions
    • F15B2211/8609—Control during or prevention of abnormal conditions the abnormal condition being cavitation
    • 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
    • Y10T137/2544—Supply and exhaust type
    • Y10T137/2554—Reversing or 4-way valve systems
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Safety Valves (AREA)
  • Check Valves (AREA)
CA243,435A 1975-02-06 1976-01-13 Soupapes compensatrices de debit et orifices compensateurs connexes Expired CA1022428A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US54741075A 1975-02-06 1975-02-06

Publications (1)

Publication Number Publication Date
CA1022428A true CA1022428A (fr) 1977-12-13

Family

ID=24184549

Family Applications (1)

Application Number Title Priority Date Filing Date
CA243,435A Expired CA1022428A (fr) 1975-02-06 1976-01-13 Soupapes compensatrices de debit et orifices compensateurs connexes

Country Status (9)

Country Link
US (1) US4058135A (fr)
JP (1) JPS6059441B2 (fr)
BR (1) BR7600737A (fr)
CA (1) CA1022428A (fr)
DE (1) DE2604181A1 (fr)
FR (1) FR2300278A1 (fr)
GB (1) GB1516224A (fr)
IT (1) IT1053931B (fr)
ZA (1) ZA7696B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4411189A (en) * 1977-07-18 1983-10-25 The Scott And Fetzer Company Fluid flow controlling device
US4693272A (en) * 1984-02-13 1987-09-15 Husco International, Inc. Post pressure compensated unitary hydraulic valve
CA1246425A (fr) * 1984-02-13 1988-12-13 Raud A. Wilke Distributeur hydraulique monobloc a compensateur de pressions inverses
WO1991002902A1 (fr) * 1989-08-16 1991-03-07 Hitachi Construction Machinery Co., Ltd. Dispositif de soupape et dispositif de circuit hydraulique
US5067389A (en) * 1990-08-30 1991-11-26 Caterpillar Inc. Load check and pressure compensating valve
FR2689575B1 (fr) * 1992-04-06 1994-07-08 Rexroth Sigma Distributeur hydraulique a compensation de pression et une selection de pression maximale pour piloter une pompe et commande hydraulique multiple incluant de tels distributeurs.
GB2271625B (en) * 1992-10-19 1996-07-03 Dana Corp A fluid control valve having a pressure compensator assembly
US5309936A (en) * 1993-04-30 1994-05-10 Dana Corporation Poppet configuration for counterbalance valve
JPH11201107A (ja) * 1998-01-12 1999-07-27 Hitachi Constr Mach Co Ltd 圧力補償弁
FR2857704B1 (fr) 2003-07-16 2007-12-28 Bosch Rexroth Dsi Sas Distributeur hydraulique a fentes de couple
CN103807244B (zh) * 2014-01-22 2015-10-28 马鞍山市裕华机械制造有限公司 顶杆控制插装式补油阀
CN106104014B (zh) * 2014-03-13 2018-03-30 海德罗诺威什公司 多端口流体切换阀门

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2988106A (en) * 1960-05-09 1961-06-13 New York Air Brake Co Control valve
US3136328A (en) * 1961-11-17 1964-06-09 Webster Electric Co Inc Spool type control valve with constant flow valve in spool
US3532119A (en) * 1968-04-01 1970-10-06 Kershaw Mfg Co Inc Pressure compensated control valve
US3602243A (en) * 1969-07-07 1971-08-31 Eaton Yale & Towne Pressure compensated multifunction control valve
US3565110A (en) * 1969-08-04 1971-02-23 Commercial Shearing Control valves
US3730219A (en) * 1971-05-20 1973-05-01 Hydraulic Industries Control valve means for fluid motors
US3951162A (en) * 1971-11-03 1976-04-20 Koehring Company Control valve with flow control means
US3771558A (en) * 1972-07-20 1973-11-13 Cross Manuf Inc Combined open-center pressure control and regeneration valve
JPS4964927A (fr) * 1972-10-26 1974-06-24
GB1452609A (en) * 1973-05-15 1976-10-13 Sperry Rand Ltd Hydraulic systems
CA1030040A (fr) * 1975-01-13 1978-04-25 Commercial Shearing Robinets de fluides a opercule compense

Also Published As

Publication number Publication date
JPS6059441B2 (ja) 1985-12-25
DE2604181C2 (fr) 1989-03-16
BR7600737A (pt) 1976-08-31
FR2300278B1 (fr) 1980-04-30
GB1516224A (en) 1978-06-28
ZA7696B (en) 1976-12-29
DE2604181A1 (de) 1976-08-19
AU1077176A (en) 1977-08-11
FR2300278A1 (fr) 1976-09-03
IT1053931B (it) 1981-10-10
US4058135A (en) 1977-11-15
JPS5256285A (en) 1977-05-09

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