DK44691A - Anordning ved ramme til broenddaeksel - Google Patents

Anordning ved ramme til broenddaeksel Download PDF

Info

Publication number
DK44691A
DK44691A DK044691A DK44691A DK44691A DK 44691 A DK44691 A DK 44691A DK 044691 A DK044691 A DK 044691A DK 44691 A DK44691 A DK 44691A DK 44691 A DK44691 A DK 44691A
Authority
DK
Denmark
Prior art keywords
frame
cover
ribs
depressions
interact
Prior art date
Application number
DK044691A
Other languages
English (en)
Other versions
DK44691D0 (da
DK172425B1 (da
Inventor
Per T Westheim
Original Assignee
S D Cappelen Ulefos Jernvaerk
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 S D Cappelen Ulefos Jernvaerk filed Critical S D Cappelen Ulefos Jernvaerk
Publication of DK44691D0 publication Critical patent/DK44691D0/da
Publication of DK44691A publication Critical patent/DK44691A/da
Application granted granted Critical
Publication of DK172425B1 publication Critical patent/DK172425B1/da

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E02D29/14—Covers for manholes or the like; Frames for covers
    • E02D29/1427—Locking devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
  • Mirrors, Picture Frames, Photograph Stands, And Related Fastening Devices (AREA)
  • Closures For Containers (AREA)
  • Sewage (AREA)
  • Projection Apparatus (AREA)
  • Body Structure For Vehicles (AREA)
  • Wing Frames And Configurations (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
DK199100446A 1990-03-16 1991-03-12 Anordning ved ramme til brøndlåg DK172425B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO901228 1990-03-16
NO901228A NO177577B (no) 1990-03-16 1990-03-16 Anordning ved ramme for kumlokk

Publications (3)

Publication Number Publication Date
DK44691D0 DK44691D0 (da) 1991-03-12
DK44691A true DK44691A (da) 1991-09-17
DK172425B1 DK172425B1 (da) 1998-06-08

Family

ID=19892998

Family Applications (1)

Application Number Title Priority Date Filing Date
DK199100446A DK172425B1 (da) 1990-03-16 1991-03-12 Anordning ved ramme til brøndlåg

Country Status (3)

Country Link
DK (1) DK172425B1 (da)
NO (1) NO177577B (da)
SE (1) SE502935C2 (da)

Also Published As

Publication number Publication date
SE9100728L (sv) 1991-09-17
SE9100728D0 (sv) 1991-03-11
NO901228L (no) 1991-09-17
NO177577B (no) 1995-07-03
SE502935C2 (sv) 1996-02-26
DK44691D0 (da) 1991-03-12
DK172425B1 (da) 1998-06-08
NO901228D0 (no) 1990-03-16

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PPF Opposition filed
PUG Patent revoked