CA940484A - Manhole cover construction - Google Patents

Manhole cover construction

Info

Publication number
CA940484A
CA940484A CA094,076A CA94076A CA940484A CA 940484 A CA940484 A CA 940484A CA 94076 A CA94076 A CA 94076A CA 940484 A CA940484 A CA 940484A
Authority
CA
Canada
Prior art keywords
manhole cover
cover construction
construction
manhole
cover
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
CA094,076A
Other versions
CA94076S (en
Inventor
Erhard Joos
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.)
Individual
Original Assignee
Individual
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 DE19691950286 external-priority patent/DE1950286C/en
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA940484A publication Critical patent/CA940484A/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
    • F16J13/00—Covers or similar closure members for pressure vessels in general
    • F16J13/02—Detachable closure members; Means for tightening closures
    • F16J13/14—Detachable closure members; Means for tightening closures attached exclusively by spring action or elastic action
    • 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
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/021—Sealings between relatively-stationary surfaces with elastic packing
    • F16J15/022—Sealings between relatively-stationary surfaces with elastic packing characterised by structure or material
    • F16J15/024—Sealings between relatively-stationary surfaces with elastic packing characterised by structure or material the packing being locally weakened in order to increase elasticity
    • F16J15/025—Sealings between relatively-stationary surfaces with elastic packing characterised by structure or material the packing being locally weakened in order to increase elasticity and with at least one flexible lip

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
  • Gasket Seals (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
CA094,076A 1969-10-06 1970-09-25 Manhole cover construction Expired CA940484A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691950286 DE1950286C (en) 1969-10-06 Manhole lock for container

Publications (1)

Publication Number Publication Date
CA940484A true CA940484A (en) 1974-01-22

Family

ID=5747424

Family Applications (1)

Application Number Title Priority Date Filing Date
CA094,076A Expired CA940484A (en) 1969-10-06 1970-09-25 Manhole cover construction

Country Status (8)

Country Link
US (1) US3722730A (en)
JP (1) JPS5030858B1 (en)
AT (1) AT307836B (en)
CA (1) CA940484A (en)
CH (1) CH508532A (en)
ES (1) ES384020A1 (en)
FR (1) FR2065017A5 (en)
GB (1) GB1320955A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2718228C2 (en) * 1977-04-23 1983-10-13 WOCO Franz-Josef Wolf & Co, 6483 Bad Soden-Salmünster Condenser cover plate
GB2064022B (en) * 1979-11-30 1983-09-21 Cementation Muffelite Ltd Gasket for an avionics tray
DE9203455U1 (en) * 1992-03-14 1992-04-30 Behr GmbH & Co, 7000 Stuttgart Sealing arrangement for a housing flange
US5330068A (en) * 1993-07-06 1994-07-19 Ford Motor Company Fuel tank closure assembly
CN100540958C (en) * 2004-05-24 2009-09-16 大和化成工业株式会社 Stopple
US8419021B2 (en) * 2008-10-31 2013-04-16 Ti Group Automotive Systems, L.L.C. Ring seal with insert
US9296467B1 (en) * 2009-06-09 2016-03-29 The Boeing Company Pressure test door for use with a fuel tank
US20200207196A1 (en) * 2018-12-28 2020-07-02 Westinghouse Air Brake Technologies Corporation Releasable Seal Assembly for Emergency Access and Egress
US11293549B2 (en) * 2018-12-28 2022-04-05 Westinghouse Air Brake Technologies Corporation Releasable seal assembly for emergency access and egress

Also Published As

Publication number Publication date
JPS5030858B1 (en) 1975-10-04
GB1320955A (en) 1973-06-20
ES384020A1 (en) 1972-12-16
DE1950286A1 (en) 1971-04-22
US3722730A (en) 1973-03-27
FR2065017A5 (en) 1971-07-23
AT307836B (en) 1973-06-12
CH508532A (en) 1971-06-15

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