GB1457460A - Pistons - Google Patents

Pistons

Info

Publication number
GB1457460A
GB1457460A GB3642474A GB3642474A GB1457460A GB 1457460 A GB1457460 A GB 1457460A GB 3642474 A GB3642474 A GB 3642474A GB 3642474 A GB3642474 A GB 3642474A GB 1457460 A GB1457460 A GB 1457460A
Authority
GB
United Kingdom
Prior art keywords
pistons
aug
piston
heading
retain
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
GB3642474A
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
Publication of GB1457460A publication Critical patent/GB1457460A/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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J1/00—Pistons; Trunk pistons; Plungers
    • F16J1/005—Pistons; Trunk pistons; Plungers obtained by assembling several pieces
    • F16J1/006—Pistons; Trunk pistons; Plungers obtained by assembling several pieces of different materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/122—Details or component parts, e.g. valves, sealings or lubrication means
    • F04B1/124—Pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Reciprocating Pumps (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Hydraulic Motors (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Soil Working Implements (AREA)

Abstract

1457460 Pistons CATERPILLAR TRACTOR CO 19 Aug 1974 [24 Aug 1973] 36424/74 Heading F2T In a piston for a hydraulic pump or motor, a curved resilient steel disc 25 is forced into the end 38 of the piston 23, to retain and protect an epoxy or like filler 34.
GB3642474A 1973-08-24 1974-08-19 Pistons Expired GB1457460A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US391337A US3896707A (en) 1973-08-24 1973-08-24 Filled piston retaining means with erosion protection

Publications (1)

Publication Number Publication Date
GB1457460A true GB1457460A (en) 1976-12-01

Family

ID=23546200

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3642474A Expired GB1457460A (en) 1973-08-24 1974-08-19 Pistons

Country Status (3)

Country Link
US (1) US3896707A (en)
JP (1) JPS5848750B2 (en)
GB (1) GB1457460A (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2653868A1 (en) * 1976-11-26 1978-06-01 Linde Ag HOLLOW PISTON FOR A HYDROSTATIC PISTON MACHINE AND METHOD FOR THE PRODUCTION THEREOF
JPS5884453U (en) * 1982-07-19 1983-06-08 三菱マテリアル株式会社 Compressor carbide plunger
JPS59113558U (en) * 1983-01-24 1984-07-31 イズミ工業株式会社 piston pin
DE3804424C1 (en) * 1988-02-12 1989-08-24 Hydromatik Gmbh, 7915 Elchingen, De Piston for axial-piston machines
DE3912213C1 (en) * 1989-04-13 1990-10-04 Hydromatik Gmbh, 7915 Elchingen, De
US6250206B1 (en) 1999-02-10 2001-06-26 Sauer-Danfoss Inc. Hydraulic piston filling
FR2794507B1 (en) * 1999-06-04 2001-07-13 Valeo PISTON AND HYDRAULIC DRIVE DEVICE OF A MOTOR VEHICLE CLUTCH COMPRISING SUCH A PISTON
US6318242B1 (en) 1999-10-26 2001-11-20 Sauer-Danfoss Inc. Filled hydraulic piston and method of making the same
US6293185B1 (en) 2000-02-28 2001-09-25 Sauer-Danfoss Inc. Piston for a hydrostatic cylinder block
US6431051B1 (en) 2000-03-31 2002-08-13 Sauer-Danfoss Inc. Closed cavity hydraulic piston and method of making the same
US6338293B1 (en) 2000-06-30 2002-01-15 Sauer-Danfoss Inc. Reduced oil volume piston assembly for a hydrostatic unit
US6314864B1 (en) 2000-07-20 2001-11-13 Sauer-Danfoss Inc. Closed cavity piston for hydrostatic units
US6588321B1 (en) 2000-11-27 2003-07-08 Sauer-Danfoss Inc. Closed cavity piston and method of making the same
US7938059B2 (en) * 2008-05-05 2011-05-10 Delphi Technologies, Inc. Pressure attenuated pump piston
DE102009056903A1 (en) 2009-12-03 2011-06-09 Danfoss A/S Hydraulic piston machine, in particular water-hydraulic machine
US20130139679A1 (en) * 2011-12-01 2013-06-06 Caterpillar Inc. Piston assembly for a fluid translating device
CN102818018A (en) * 2012-08-03 2012-12-12 烟台艾迪精密机械股份有限公司 Impact piston and hydraulic breaking hammer with same
JP6331043B2 (en) * 2016-03-18 2018-05-30 博 小曽戸 Piston for hydraulic equipment and hydraulic equipment

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1167975A (en) * 1914-05-21 1916-01-11 Engineering Products Corp Pneumatic-tool piston.
US1881945A (en) * 1929-08-26 1932-10-11 Alemite Corp Centralized lubricating system
US2541250A (en) * 1947-06-19 1951-02-13 Girling Ltd Fluid-tight closure for a cylinder or other container
US3000304A (en) * 1955-09-30 1961-09-19 T W Hand Fireworks Co Ltd Container closure
US3325891A (en) * 1964-09-29 1967-06-20 Westinghouse Air Brake Co Method of closing core pin holes
US3633467A (en) * 1968-12-28 1972-01-11 Komatsu Mfg Co Ltd Hydraulic pump or motor device plungers
US3741077A (en) * 1972-04-24 1973-06-26 Eaton Corp Piston assembly

Also Published As

Publication number Publication date
US3896707A (en) 1975-07-29
JPS5050701A (en) 1975-05-07
JPS5848750B2 (en) 1983-10-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

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