ZA774659B - Improvements in or relating to annular seals - Google Patents

Improvements in or relating to annular seals

Info

Publication number
ZA774659B
ZA774659B ZA00774659A ZA774659A ZA774659B ZA 774659 B ZA774659 B ZA 774659B ZA 00774659 A ZA00774659 A ZA 00774659A ZA 774659 A ZA774659 A ZA 774659A ZA 774659 B ZA774659 B ZA 774659B
Authority
ZA
South Africa
Prior art keywords
relating
annular seals
seals
annular
Prior art date
Application number
ZA00774659A
Other languages
English (en)
Inventor
J Melville
Original Assignee
Worcester Controls Uk Ltd
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 claimed from GB32541/76A external-priority patent/GB1582407A/en
Application filed by Worcester Controls Uk Ltd filed Critical Worcester Controls Uk Ltd
Publication of ZA774659B publication Critical patent/ZA774659B/xx

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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • 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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
    • F16K5/0663—Packings
    • F16K5/0668—Single packings
ZA00774659A 1976-08-04 1977-08-02 Improvements in or relating to annular seals ZA774659B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB32541/76A GB1582407A (en) 1977-06-07 1976-08-04 Annular seals

Publications (1)

Publication Number Publication Date
ZA774659B true ZA774659B (en) 1978-09-27

Family

ID=10340192

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00774659A ZA774659B (en) 1976-08-04 1977-08-02 Improvements in or relating to annular seals

Country Status (12)

Country Link
US (1) US4134595A (nl)
JP (1) JPS5320052A (nl)
AU (1) AU2758877A (nl)
BR (1) BR7705129A (nl)
DE (1) DE2734935A1 (nl)
ES (1) ES461349A1 (nl)
FI (1) FI772354A (nl)
FR (1) FR2360807A1 (nl)
IL (1) IL52636A0 (nl)
NL (1) NL7708664A (nl)
SE (1) SE7708856L (nl)
ZA (1) ZA774659B (nl)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4232873A (en) * 1979-03-12 1980-11-11 Hock Jules M Ring spring for composite machinery seals and method of manufacturing same
US4239240A (en) * 1979-08-07 1980-12-16 Crane Packing Limited Rotary mechanical face seals
US4385747A (en) * 1982-01-07 1983-05-31 Worcester Controls Corporation Self-relieving seat and ball valve incorporating the same
US4830547A (en) * 1984-12-07 1989-05-16 The Boeing Company Rivet manifold feed device
US5097164A (en) * 1988-12-29 1992-03-17 Canon Kabushiki Kaisha Hermetically sealed type dynamic pressure fluid bearing motor
US6669171B1 (en) * 1999-10-29 2003-12-30 Aceco Valve, Inc. Compact manifold trunnion ball valve
JP3942347B2 (ja) * 2000-07-26 2007-07-11 正弘 古沢 シール装置
CN1116540C (zh) * 2000-12-08 2003-07-30 陈西火 一种防漏耐用球阀结构
US6837482B2 (en) * 2001-03-19 2005-01-04 Xomox Corporation Sealing arrangement for thermally enhanced sealing
DE10136353B4 (de) * 2001-07-26 2017-08-17 Volkswagen Ag Ventiltrieb einer Brennkraftmaschine für ein desaktivierbares Gaswechsel-Hubventil
US7300770B2 (en) * 2004-12-16 2007-11-27 Kimberly-Clark Worldwide, Inc. Detection of microbe contamination on elastomeric articles
CN100513850C (zh) * 2005-08-23 2009-07-15 浙江华夏阀门有限公司 三角截面密封套
CN102066818A (zh) * 2009-08-31 2011-05-18 伊格尔工业股份有限公司 污物密封装置
WO2011066442A2 (en) * 2009-11-25 2011-06-03 Bray International, Inc. Polymer seat for ball valves
US10060538B2 (en) 2014-02-28 2018-08-28 Cortec, L.L.C. Double piece retainer for compact value
US11460117B1 (en) * 2020-09-21 2022-10-04 Blue Origin Llc Ball valve with integral seal retraction

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2297161A (en) * 1941-08-25 1942-09-29 Crane Co Seat ring for rotary valves
US3006599A (en) * 1959-07-20 1961-10-31 Acf Ind Inc Valve seat
US3002525A (en) * 1959-10-09 1961-10-03 Grove Marvin Henry Valve construction
GB1004971A (en) * 1963-01-15 1965-09-22 Fritz Alexander Wettstein Packings arrangement for pistons and cylinders
US3331581A (en) * 1964-11-30 1967-07-18 Walworth Co Plastic spring seats for ball valves
US3269693A (en) * 1965-05-24 1966-08-30 Acf Ind Inc Ball valve seat
US3497176A (en) * 1967-10-09 1970-02-24 Hills Mccanna Co Ball valve having progressive engagement of ball and yieldable seat
US3587155A (en) * 1968-09-06 1971-06-28 Int Harvester Co Ring manufacture,productive of line contact seal
US3556471A (en) * 1969-05-20 1971-01-19 Herman L Paul Jr Ball valve
DE2355198A1 (de) * 1973-11-05 1975-05-07 Gerhard Arlt Rollring

Also Published As

Publication number Publication date
AU2758877A (en) 1979-02-08
ES461349A1 (es) 1978-12-01
DE2734935A1 (de) 1978-02-09
NL7708664A (nl) 1978-02-07
IL52636A0 (en) 1977-10-31
FR2360807A1 (fr) 1978-03-03
SE7708856L (sv) 1978-03-01
JPS5320052A (en) 1978-02-23
FI772354A (nl) 1978-02-05
BR7705129A (pt) 1978-04-25
US4134595A (en) 1979-01-16

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