CA1156536A - Valve actuator with hydraulic latching - Google Patents

Valve actuator with hydraulic latching

Info

Publication number
CA1156536A
CA1156536A CA000382127A CA382127A CA1156536A CA 1156536 A CA1156536 A CA 1156536A CA 000382127 A CA000382127 A CA 000382127A CA 382127 A CA382127 A CA 382127A CA 1156536 A CA1156536 A CA 1156536A
Authority
CA
Canada
Prior art keywords
port
valve
communication
spool
bore
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
CA000382127A
Other languages
English (en)
French (fr)
Inventor
Kenneth F. Golan
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.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor Co
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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Application granted granted Critical
Publication of CA1156536A publication Critical patent/CA1156536A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F16K11/0704—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 comprising locking elements

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Multiple-Way Valves (AREA)
  • Fluid-Driven Valves (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)
  • Mechanically-Actuated Valves (AREA)
CA000382127A 1980-10-17 1981-07-21 Valve actuator with hydraulic latching Expired CA1156536A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/US1980/001399 WO1982001401A1 (en) 1980-10-17 1980-10-17 Valve actuator with hydraulic latching
US80/01399 1980-10-17

Publications (1)

Publication Number Publication Date
CA1156536A true CA1156536A (en) 1983-11-08

Family

ID=22154607

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000382127A Expired CA1156536A (en) 1980-10-17 1981-07-21 Valve actuator with hydraulic latching

Country Status (9)

Country Link
JP (1) JPS57501588A (enrdf_load_stackoverflow)
AU (1) AU539201B2 (enrdf_load_stackoverflow)
BE (1) BE890626A (enrdf_load_stackoverflow)
BR (1) BR8009114A (enrdf_load_stackoverflow)
CA (1) CA1156536A (enrdf_load_stackoverflow)
DE (1) DE3050606A1 (enrdf_load_stackoverflow)
GB (1) GB2094444B (enrdf_load_stackoverflow)
MX (1) MX154044A (enrdf_load_stackoverflow)
WO (1) WO1982001401A1 (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8424052D0 (en) * 1984-09-22 1984-10-31 Cestradent Ltd Controlling gaseous anaesthetic
FI83256C (fi) * 1988-07-27 1991-06-10 Tampella Oy Ab Anordning foer anvaendning av hydrauliska manoeveranordningar i en bergborrsbom.
DE59604369D1 (de) * 1996-04-15 2000-03-09 Waertsilae Nsd Schweiz Ag Elektromagnetisches Ventil
US8757193B2 (en) 2006-08-07 2014-06-24 Baker Hughes Incorporated Control line reducing hydraulic control system and control valve therefor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2689585A (en) * 1952-06-23 1954-09-21 Bendix Aviat Corp Self-holding valve
US2864402A (en) * 1956-01-06 1958-12-16 Bendix Aviat Corp Motor control valve with automatic hold and release
US2837117A (en) * 1956-10-15 1958-06-03 Bendix Aviat Corp Open center valve with hold feature
US3568717A (en) * 1969-09-15 1971-03-09 Allis Chalmers Mfg Co Hydraulic valve detent mechanism
JPS5518670B2 (enrdf_load_stackoverflow) * 1972-04-21 1980-05-20
US3866880A (en) * 1973-10-09 1975-02-18 Caterpillar Tractor Co Valve assembly having a pressure responsive detent mechanism
JPS525094A (en) * 1975-07-01 1977-01-14 Shioya Seisakushiyo Kk Circular saw safety cover device for use in woodworking

Also Published As

Publication number Publication date
DE3050606C2 (enrdf_load_stackoverflow) 1992-10-29
MX154044A (es) 1987-04-08
JPS57501588A (enrdf_load_stackoverflow) 1982-09-02
DE3050606A1 (en) 1982-11-04
BR8009114A (pt) 1982-08-24
GB2094444B (en) 1984-07-18
WO1982001401A1 (en) 1982-04-29
BE890626A (fr) 1982-02-01
GB2094444A (en) 1982-09-15
AU7076281A (en) 1982-05-11
AU539201B2 (en) 1984-09-13

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Legal Events

Date Code Title Description
MKEX Expiry