DE4006321C2 - - Google Patents

Info

Publication number
DE4006321C2
DE4006321C2 DE19904006321 DE4006321A DE4006321C2 DE 4006321 C2 DE4006321 C2 DE 4006321C2 DE 19904006321 DE19904006321 DE 19904006321 DE 4006321 A DE4006321 A DE 4006321A DE 4006321 C2 DE4006321 C2 DE 4006321C2
Authority
DE
Germany
Prior art keywords
grate
hook
cover plate
safety device
upper section
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 - Fee Related
Application number
DE19904006321
Other languages
German (de)
English (en)
Other versions
DE4006321A1 (de
Inventor
Joachim 7000 Stuttgart De Bader
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.)
Gebr Straeb & Co 7317 Wendlingen De GmbH
Original Assignee
Gebr Straeb & Co 7317 Wendlingen De GmbH
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 Gebr Straeb & Co 7317 Wendlingen De GmbH filed Critical Gebr Straeb & Co 7317 Wendlingen De GmbH
Priority to DE19904006321 priority Critical patent/DE4006321A1/de
Publication of DE4006321A1 publication Critical patent/DE4006321A1/de
Application granted granted Critical
Publication of DE4006321C2 publication Critical patent/DE4006321C2/de
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F17/00—Vertical ducts; Channels, e.g. for drainage
    • E04F17/06—Light shafts, e.g. for cellars
    • 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)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • General Engineering & Computer Science (AREA)
  • Sewage (AREA)
DE19904006321 1990-03-01 1990-03-01 Sicherungsvorrichtung fuer schachtabdeckungen Granted DE4006321A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19904006321 DE4006321A1 (de) 1990-03-01 1990-03-01 Sicherungsvorrichtung fuer schachtabdeckungen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904006321 DE4006321A1 (de) 1990-03-01 1990-03-01 Sicherungsvorrichtung fuer schachtabdeckungen

Publications (2)

Publication Number Publication Date
DE4006321A1 DE4006321A1 (de) 1991-09-05
DE4006321C2 true DE4006321C2 (sv) 1993-05-19

Family

ID=6401136

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19904006321 Granted DE4006321A1 (de) 1990-03-01 1990-03-01 Sicherungsvorrichtung fuer schachtabdeckungen

Country Status (1)

Country Link
DE (1) DE4006321A1 (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015103758A1 (de) * 2015-03-13 2016-09-15 Rwp Beteiligungsgesellschaft Mbh Gitterrostsicherung
EP3067486B1 (de) 2015-03-13 2020-12-09 RWP Beteiligungsgesellschaft mbH Gitterrostsicherung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2849878C2 (de) * 1978-11-17 1986-08-21 jobä Bäcker GmbH Fabrik für Gitterroste und Industrietreppen, 5940 Lennestadt Einbruchsicherung für Gitterroste

Also Published As

Publication number Publication date
DE4006321A1 (de) 1991-09-05

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee