IT1080698B - Guarnizione per cilindri idraulici a doppio effetto - Google Patents

Guarnizione per cilindri idraulici a doppio effetto

Info

Publication number
IT1080698B
IT1080698B IT26546/77A IT2654677A IT1080698B IT 1080698 B IT1080698 B IT 1080698B IT 26546/77 A IT26546/77 A IT 26546/77A IT 2654677 A IT2654677 A IT 2654677A IT 1080698 B IT1080698 B IT 1080698B
Authority
IT
Italy
Prior art keywords
gasket
hydraulic cylinders
double acting
acting hydraulic
double
Prior art date
Application number
IT26546/77A
Other languages
English (en)
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 IT1080698B publication Critical patent/IT1080698B/it

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
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/166—Sealings between relatively-moving surfaces with means to prevent the extrusion of the packing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Sealing Devices (AREA)
  • Actuator (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
IT26546/77A 1976-10-04 1977-08-05 Guarnizione per cilindri idraulici a doppio effetto IT1080698B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/729,252 US4040636A (en) 1976-10-04 1976-10-04 Composite packing

Publications (1)

Publication Number Publication Date
IT1080698B true IT1080698B (it) 1985-05-16

Family

ID=24930218

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26546/77A IT1080698B (it) 1976-10-04 1977-08-05 Guarnizione per cilindri idraulici a doppio effetto

Country Status (9)

Country Link
US (1) US4040636A (it)
JP (1) JPS5346549A (it)
AU (1) AU506642B2 (it)
CA (1) CA1052834A (it)
DE (1) DE2735235A1 (it)
FR (1) FR2366497A1 (it)
GB (1) GB1578226A (it)
IT (1) IT1080698B (it)
MX (1) MX144725A (it)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4167262A (en) * 1976-10-12 1979-09-11 Hunt Valve Co., Inc. Pilot actuated valve
US4281590A (en) * 1979-01-02 1981-08-04 Weaver Joe T Piston construction for reciprocating pumps
US4596839A (en) * 1981-09-16 1986-06-24 Peters William E Elastomer PTFE composition
US4473471A (en) * 1982-09-13 1984-09-25 Purolator Inc. Filter sealing gasket with reinforcement ring
US4637618A (en) * 1984-07-13 1987-01-20 Vassallo Research & Development Corporation Composite gasket and fitting including same
US4693483A (en) * 1984-07-13 1987-09-15 Vassallo Research & Development Corporation Composite gasket and fitting including same
DE3443220C1 (de) * 1984-11-27 1988-08-18 Walter 8700 Würzburg Hunger Dichteinheit und Verfahren zur Herstellung derselben
ATE51947T1 (de) * 1984-12-01 1990-04-15 Freudenberg Carl Fa Stangen- oder kolbendichtung.
ATE57854T1 (de) * 1985-08-30 1990-11-15 Alphaflex Inc Elastomere polytetrafluoraethylenzusammensetzungen, gegenstaende und herstellungsverfahren.
CA1338292C (en) * 1985-12-09 1996-04-30 William Everett Peters Elastomer ptfe composition, articles, and manufacturing methods
US5551703A (en) * 1986-02-25 1996-09-03 Morvant; John D. Pack off seal
US5306021A (en) * 1986-02-25 1994-04-26 Morvant John D V-shaped seal with anti-extrusion section
DE3807245A1 (de) * 1988-03-05 1989-09-14 Mauser Werke Oberndorf Dichtungsring
US4858938A (en) * 1988-04-08 1989-08-22 Hardinge Brothers, Inc. Two piece collet with interlocking collet segments
GB8813784D0 (en) * 1988-06-10 1988-07-13 Dowty Seals Ltd Seals
DK161903C (da) * 1988-07-05 1992-02-17 Shamban W S Europ Ringformet taetningskonstruktion
US5135240A (en) * 1988-09-23 1992-08-04 Sealing Equipment Products Company Mechanically-bonded, monolithic sealing ring for stuffing box including axially central portion made of compressed flexible foamed graphite tape
US5121930A (en) * 1990-05-17 1992-06-16 Graco Inc. Piston seal cartridge for a reciprocating needle
BR9106646A (pt) * 1990-07-18 1993-06-08 Precision Valve Corp Junta multi-camada para estabelecimento de uma vedacao entre uma taca de montagem e um recipiente e taca de montagem vedada
US5167905A (en) * 1991-09-20 1992-12-01 Westinghouse Electric Corp. Foldable nozzle dam having a foldable extrusion-resistant seal or gasket
US5584488A (en) * 1994-03-02 1996-12-17 Baker Hughes Incorporatd Seal
US5472216A (en) * 1994-09-30 1995-12-05 Parker-Hannifin Corporation Seal ring for valve stem
US5732772A (en) * 1995-12-19 1998-03-31 Abb Vetco Gray Inc. Dual split tubing hanger
US5622371A (en) * 1996-01-11 1997-04-22 Angelo; Lawrence F. Stuffing box with improved packing rings and method
KR19980082694A (ko) * 1997-05-08 1998-12-05 윤종용 반도체 챔버의 밀폐용 패킹장치
US5879010A (en) * 1997-07-22 1999-03-09 Green Tweed Of Delaware, Inc. Seal assembly with mechanically joined anti-extrusion rings
US6409177B1 (en) * 1999-08-23 2002-06-25 Freudenberg-Nok General Partnership Rotary shaft seal
US6318729B1 (en) * 2000-01-21 2001-11-20 Greene, Tweed Of Delaware, Inc. Seal assembly with thermal expansion restricter
US6626438B2 (en) * 2001-06-04 2003-09-30 Hps, Inc. Seal assembly for telescopic hydraulic cylinder
US20040239047A1 (en) * 2001-08-16 2004-12-02 Kent Edwin J. Composite fuel permeation barrier seal
US20060006608A1 (en) * 2004-06-28 2006-01-12 Laplante Robert P Sector shaft pressure seal
US20060186601A1 (en) * 2005-02-18 2006-08-24 Jean-Marc Lopez Fluid seals
US7216872B1 (en) * 2005-10-28 2007-05-15 Oceaneering International, Inc. Seal for use with pipe and flange assemblies
US7604243B2 (en) 2006-03-14 2009-10-20 Macrotech Polyseal, Inc. Composite seals, seal structures and related methods
US20070222162A1 (en) * 2006-03-24 2007-09-27 Stoner Jack C Back-up ring and sealing assembly
US20080191474A1 (en) * 2007-02-12 2008-08-14 Kotz George J Tri-Lobed O-Ring Seal
US20110156383A1 (en) * 2009-12-30 2011-06-30 R. Nussbaum Ag Connection piece
US8973921B2 (en) * 2010-03-09 2015-03-10 Baker Hughes Incorporated High temperature/high pressure seal
US8181970B2 (en) 2010-04-22 2012-05-22 Freudenberg Oil & Gas, Llc Unitized bi-directional seal assembly
US8904782B2 (en) 2010-10-12 2014-12-09 Hb Performance Systems, Inc. Hydraulic brake master cylinder with back-up ring
US9074686B2 (en) 2010-12-06 2015-07-07 Microflex Technologies Llc Ring seal retainer assembly and methods
TW201239222A (en) * 2010-12-06 2012-10-01 Microflex Technologies Llc Ring seal retainer assembly and methods
US20140060815A1 (en) * 2012-09-05 2014-03-06 Schlumberger Technology Corporation Functionally gradient elastomer material for downhole sealing element
CN104074645A (zh) * 2014-07-14 2014-10-01 宁波浙成科技咨询有限公司 一种发动机塑料进气歧管的密封垫
GB2533274A (en) * 2014-12-08 2016-06-22 Skf Ab Method of manufacturing a seal

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1193987A (it) * 1959-11-05
GB454900A (en) * 1934-12-27 1936-10-09 Buderus Eisenwerk Improvements in or relating to resilient packings for socket pipes
US2815973A (en) * 1955-07-05 1957-12-10 Chicksan Company Dynamic seal
US3095619A (en) * 1958-12-16 1963-07-02 Edwin F Peterson Method and means for sealing adjacent coacting closure surfaces of cavity contouringstructures
US2968516A (en) * 1959-07-22 1961-01-17 Hall & Hall Ltd Packing rings for use on double acting pistons
US3169776A (en) * 1963-03-18 1965-02-16 Packing Supply Company Multiple purpose self-loading machinery packing
US3342500A (en) * 1964-08-13 1967-09-19 Seal Craft Corp Packing construction
US3885801A (en) * 1971-11-22 1975-05-27 Parker Hannifin Corp Packing
NL7310601A (it) * 1972-08-07 1974-02-11

Also Published As

Publication number Publication date
AU506642B2 (en) 1980-01-17
GB1578226A (en) 1980-11-05
US4040636A (en) 1977-08-09
AU2739877A (en) 1979-02-01
CA1052834A (en) 1979-04-17
FR2366497A1 (fr) 1978-04-28
DE2735235A1 (de) 1978-04-06
FR2366497B1 (it) 1984-05-11
MX144725A (es) 1981-11-18
JPS5346549A (en) 1978-04-26

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