CA946252A - Hydraulic valve with leakage control - Google Patents

Hydraulic valve with leakage control

Info

Publication number
CA946252A
CA946252A CA137,934A CA137934A CA946252A CA 946252 A CA946252 A CA 946252A CA 137934 A CA137934 A CA 137934A CA 946252 A CA946252 A CA 946252A
Authority
CA
Canada
Prior art keywords
hydraulic valve
leakage control
leakage
control
hydraulic
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
CA137,934A
Other languages
English (en)
Other versions
CA137934S (en
Inventor
Clarence W. Bantz
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 CA946252A publication Critical patent/CA946252A/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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/04—Construction of housing; Use of materials therefor of sliding valves
    • F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
    • F16K27/042—Hydraulic fluid leak traps
    • 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
    • Y10T137/5762—With leakage or drip collecting
    • 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
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7869—Biased open
    • 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
    • Y10T137/8671—With annular passage [e.g., spool]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Multiple-Way Valves (AREA)
CA137,934A 1971-09-02 1972-03-23 Hydraulic valve with leakage control Expired CA946252A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17749671A 1971-09-02 1971-09-02

Publications (1)

Publication Number Publication Date
CA946252A true CA946252A (en) 1974-04-30

Family

ID=22648840

Family Applications (1)

Application Number Title Priority Date Filing Date
CA137,934A Expired CA946252A (en) 1971-09-02 1972-03-23 Hydraulic valve with leakage control

Country Status (8)

Country Link
US (1) US3707984A (it)
JP (1) JPS4833426A (it)
BE (1) BE782811A (it)
CA (1) CA946252A (it)
DE (1) DE2237726A1 (it)
FR (1) FR2150671A1 (it)
GB (1) GB1323660A (it)
IT (1) IT965093B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3973583A (en) * 1973-05-21 1976-08-10 Sorenson Gerald T Fluid control system
US3938543A (en) * 1973-05-21 1976-02-17 Sorenson Gerald T Fluid control system
US4015777A (en) * 1976-02-05 1977-04-05 The Singer Company Thermostatic expansion valve capsule
US4296773A (en) * 1979-02-12 1981-10-27 Walter Kidde & Company, Inc. Hydraulic selector valve having joy stick control
US4790353A (en) * 1982-08-09 1988-12-13 Eaton Corporation Electromagnetic hydraulic valve operator
JPS5941649A (ja) * 1982-09-01 1984-03-07 Aisan Ind Co Ltd 気化器
US4762141A (en) * 1982-09-28 1988-08-09 Karpis John J Fluid flow regulator
FR2536246A1 (fr) * 1982-11-22 1984-05-25 Pellenc & Motte Outils hydrauliques portatifs, par exemple secateurs hydrauliques, et procede de rappel du piston de leur verin
DE3309065A1 (de) * 1983-03-14 1984-09-20 Mannesmann Rexroth GmbH, 8770 Lohr Kolbenschieber fuer ein mehrwegeventil
US4518004A (en) * 1983-11-21 1985-05-21 Hr Textron Inc. Multifunction valve
US4963304A (en) * 1988-09-26 1990-10-16 The Dow Chemical Company Process for preparing microporous membranes
US6374852B1 (en) 2000-08-09 2002-04-23 Brightvalve, Llc Leak arresting valve

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US323404A (en) * 1885-08-04 Valve
US741828A (en) * 1903-06-27 1903-10-20 Charles L Presnell Cylinder relief-valve.
GB1251812A (it) * 1968-02-07 1971-11-03

Also Published As

Publication number Publication date
US3707984A (en) 1973-01-02
IT965093B (it) 1974-01-31
BE782811A (fr) 1972-10-30
GB1323660A (en) 1973-07-18
FR2150671A1 (it) 1973-04-13
JPS4833426A (it) 1973-05-10
DE2237726A1 (de) 1973-03-08

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