AU6517474A - Hydraulic pump unloading circuit - Google Patents

Hydraulic pump unloading circuit

Info

Publication number
AU6517474A
AU6517474A AU6517474A AU6517474A AU6517474A AU 6517474 A AU6517474 A AU 6517474A AU 6517474 A AU6517474 A AU 6517474A AU 6517474 A AU6517474 A AU 6517474A AU 6517474 A AU6517474 A AU 6517474A
Authority
AU
Australia
Prior art keywords
hydraulic pump
unloading circuit
pump unloading
circuit
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
AU6517474A
Inventor
Joseph Edward Dezelan
Howard Leighton Johnson
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 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
Priority to US33789073A priority Critical
Application filed by Caterpillar Inc filed Critical Caterpillar Inc
Publication of AU6517474A publication Critical patent/AU6517474A/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/02Stopping, starting, unloading or idling control
AU6517474A 1973-03-05 1974-02-04 Hydraulic pump unloading circuit Expired AU6517474A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US33789073A true 1973-03-05 1973-03-05

Publications (1)

Publication Number Publication Date
AU6517474A true AU6517474A (en) 1975-08-07

Family

ID=23322450

Family Applications (1)

Application Number Title Priority Date Filing Date
AU6517474A Expired AU6517474A (en) 1973-03-05 1974-02-04 Hydraulic pump unloading circuit

Country Status (3)

Country Link
AU (1) AU6517474A (en)
GB (1) GB1418266A (en)
ZA (1) ZA7400783B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981001729A1 (en) * 1979-12-10 1981-06-25 M Marsh Drive transmission means

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4017221A (en) * 1976-02-27 1977-04-12 Caterpillar Tractor Co. Combined unloading and relief valve for pump unloading circuit
DE102009049995A1 (en) * 2009-10-20 2011-04-21 Robert Bosch Gmbh Cold start valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981001729A1 (en) * 1979-12-10 1981-06-25 M Marsh Drive transmission means

Also Published As

Publication number Publication date
GB1418266A (en) 1975-12-17
ZA7400783B (en) 1975-01-29

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