IT1047750B - Perfezionamento nelle valvole di comando per sistemi idraulici - Google Patents

Perfezionamento nelle valvole di comando per sistemi idraulici

Info

Publication number
IT1047750B
IT1047750B IT51718/75A IT5171875A IT1047750B IT 1047750 B IT1047750 B IT 1047750B IT 51718/75 A IT51718/75 A IT 51718/75A IT 5171875 A IT5171875 A IT 5171875A IT 1047750 B IT1047750 B IT 1047750B
Authority
IT
Italy
Prior art keywords
improvement
control valves
hydraulic systems
hydraulic
systems
Prior art date
Application number
IT51718/75A
Other languages
English (en)
Original Assignee
Gen Signal Corp
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 Gen Signal Corp filed Critical Gen Signal Corp
Application granted granted Critical
Publication of IT1047750B publication Critical patent/IT1047750B/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
    • 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
    • Y10T137/86574—Supply and exhaust
    • Y10T137/8667—Reciprocating valve
    • Y10T137/86694—Piston valve
    • Y10T137/86702—With internal flow passage
    • 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
    • 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)
  • Multiple-Way Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Servomotors (AREA)
  • Operation Control Of Excavators (AREA)
IT51718/75A 1974-10-15 1975-10-09 Perfezionamento nelle valvole di comando per sistemi idraulici IT1047750B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/514,687 US3986522A (en) 1974-10-15 1974-10-15 Hydraulic control valve

Publications (1)

Publication Number Publication Date
IT1047750B true IT1047750B (it) 1980-10-20

Family

ID=24048283

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51718/75A IT1047750B (it) 1974-10-15 1975-10-09 Perfezionamento nelle valvole di comando per sistemi idraulici

Country Status (10)

Country Link
US (1) US3986522A (it)
JP (1) JPS6018843B2 (it)
AU (1) AU500713B2 (it)
BR (1) BR7506713A (it)
CA (1) CA1032437A (it)
DE (1) DE2546075C2 (it)
FR (1) FR2305665A1 (it)
GB (1) GB1518989A (it)
IT (1) IT1047750B (it)
SE (1) SE409051B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2556708C2 (de) * 1975-12-17 1983-12-08 Robert Bosch Gmbh, 7000 Stuttgart Für die Blockbauweise vorgesehenes Hydrowegeventil
JPS5294526A (en) * 1976-02-03 1977-08-09 Toshiba Machine Co Ltd Fourrpoint hydrostatic control valve
US4457341A (en) * 1982-03-04 1984-07-03 Vickers, Incorporated Variable pressure drop proportional motor controlled hydraulic directional valve
US5096334B1 (en) * 1990-09-28 1998-07-14 Speed Shore Corp Shoring shield
DE4234034A1 (de) * 1992-10-09 1994-04-14 Rexroth Mannesmann Gmbh Wegeventil zur Ansteuerung eines hydraulischen Verbrauchers insbesondere eines mobilen Arbeitsgerätes
FR2857704B1 (fr) * 2003-07-16 2007-12-28 Bosch Rexroth Dsi Sas Distributeur hydraulique a fentes de couple
US9790101B2 (en) 2014-03-13 2017-10-17 Hydronovation, Inc. Multi-port flow switching valve

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2949097A (en) * 1957-12-11 1960-08-16 New York Air Brake Co Five position control valve having power float position
US2916050A (en) * 1958-09-17 1959-12-08 New York Air Brake Co Four position control valve having a float position
US3006372A (en) * 1959-04-22 1961-10-31 New York Air Brake Co Control valve with cavitation-minimizing replenishing circuit
US3459219A (en) * 1967-10-20 1969-08-05 Gen Signal Corp Regenerative valve plunger

Also Published As

Publication number Publication date
USB514687I5 (it) 1976-01-27
JPS5165426A (it) 1976-06-07
FR2305665B1 (it) 1980-01-25
JPS6018843B2 (ja) 1985-05-13
DE2546075C2 (de) 1983-10-13
DE2546075A1 (de) 1976-04-29
BR7506713A (pt) 1976-08-17
FR2305665A1 (fr) 1976-10-22
SE7511486L (sv) 1976-04-20
CA1032437A (en) 1978-06-06
AU500713B2 (en) 1979-05-31
AU8567475A (en) 1977-04-21
US3986522A (en) 1976-10-19
GB1518989A (en) 1978-07-26
SE409051B (sv) 1979-07-23

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