IT982728B - Gruppi di valvola a bobina - Google Patents

Gruppi di valvola a bobina

Info

Publication number
IT982728B
IT982728B IT22653/73A IT2265373A IT982728B IT 982728 B IT982728 B IT 982728B IT 22653/73 A IT22653/73 A IT 22653/73A IT 2265373 A IT2265373 A IT 2265373A IT 982728 B IT982728 B IT 982728B
Authority
IT
Italy
Prior art keywords
valve groups
coil valve
coil
groups
valve
Prior art date
Application number
IT22653/73A
Other languages
English (en)
Italian (it)
Original Assignee
Parker Hannifin 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 Parker Hannifin Corp filed Critical Parker Hannifin Corp
Application granted granted Critical
Publication of IT982728B publication Critical patent/IT982728B/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
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
    • F15B13/0403—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves a secondary valve member sliding within the main spool, e.g. for regeneration flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
    • F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
    • F16K11/0716—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides with fluid passages through the valve member
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Multiple-Way Valves (AREA)
  • Operation Control Of Excavators (AREA)
IT22653/73A 1972-04-19 1973-04-06 Gruppi di valvola a bobina IT982728B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24545172A 1972-04-19 1972-04-19

Publications (1)

Publication Number Publication Date
IT982728B true IT982728B (it) 1974-10-21

Family

ID=22926711

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22653/73A IT982728B (it) 1972-04-19 1973-04-06 Gruppi di valvola a bobina

Country Status (7)

Country Link
US (1) US3746040A (de)
JP (1) JPS4920722A (de)
CA (1) CA988392A (de)
DE (1) DE2318845A1 (de)
FR (1) FR2181018B1 (de)
GB (1) GB1420417A (de)
IT (1) IT982728B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2156951B (en) * 1984-04-06 1987-10-14 Trans Nordic Limited Directional control spool valve
GB8600320D0 (en) * 1986-01-08 1986-02-12 Trans Nordic Hydraulics Ltd Directional control spool valve
FR2593265B1 (fr) * 1986-01-17 1988-04-22 Rexroth Sigma Distributeur de fluide hydraulique sous pression
US4840111A (en) * 1986-01-31 1989-06-20 Moog Inc. Energy-conserving regenerative-flow valves for hydraulic servomotors
JP2839625B2 (ja) * 1990-03-05 1998-12-16 日立建機株式会社 油圧駆動装置
EP0907831A1 (de) * 1996-07-05 1999-04-14 Parker Hannifin GmbH Steuereinrichtung für einen einseitig arbeitenden arbeitszylinder
FR2753250B1 (fr) * 1996-09-10 1998-11-13 Rexroth Sigma Distributeur hydraulique a tiroir en plusieurs parties
US5992454A (en) * 1998-07-21 1999-11-30 Eaton Corporation Lower and float capability in four position control valve
WO2015024152A1 (zh) * 2013-08-19 2015-02-26 江苏恒立液压有限公司 能源再生利用的液压控制主阀
US10816018B2 (en) * 2017-08-03 2020-10-27 Kabushiki Kaisha Toyota Jidoshokki Hydraulic driving device of industrial vehicle

Family Cites Families (3)

* 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
US2965133A (en) * 1959-01-08 1960-12-20 New York Air Brake Co Valve
US3482600A (en) * 1968-03-04 1969-12-09 Commercial Shearing Hollow slide valves

Also Published As

Publication number Publication date
CA988392A (en) 1976-05-04
US3746040A (en) 1973-07-17
GB1420417A (en) 1976-01-07
DE2318845A1 (de) 1973-10-31
FR2181018A1 (de) 1973-11-30
FR2181018B1 (de) 1978-02-17
JPS4920722A (de) 1974-02-23

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