BG21041A3 - Затвори на отвори в плочи,покриви, и други подобни и особенно на отвори към които има стълби-подвижни и неподвижни - Google Patents

Затвори на отвори в плочи,покриви, и други подобни и особенно на отвори към които има стълби-подвижни и неподвижни

Info

Publication number
BG21041A3
BG21041A3 BG017069A BG1706971A BG21041A3 BG 21041 A3 BG21041 A3 BG 21041A3 BG 017069 A BG017069 A BG 017069A BG 1706971 A BG1706971 A BG 1706971A BG 21041 A3 BG21041 A3 BG 21041A3
Authority
BG
Bulgaria
Prior art keywords
openings
stairs
roofs
panels
closing
Prior art date
Application number
BG017069A
Other languages
Bulgarian (bg)
English (en)
Inventor
Wilhelm Frank
Original Assignee
Wilhelm Frank 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
Priority claimed from DE19702014067 external-priority patent/DE2014067C3/de
Priority claimed from DE19702034083 external-priority patent/DE2034083C3/de
Priority claimed from DE19707029916 external-priority patent/DE7029916U/de
Priority claimed from DE19702044345 external-priority patent/DE2044345A1/de
Application filed by Wilhelm Frank Gmbh filed Critical Wilhelm Frank Gmbh
Publication of BG21041A3 publication Critical patent/BG21041A3/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/02—Stairways; Layouts thereof
    • E04F11/04—Movable stairways, e.g. of loft ladders which may or may not be concealable or extensible
    • E04F11/06—Movable stairways, e.g. of loft ladders which may or may not be concealable or extensible collapsible, e.g. folding, telescopic
    • E04F11/062—Movable stairways, e.g. of loft ladders which may or may not be concealable or extensible collapsible, e.g. folding, telescopic folding
    • E04F11/064—Movable stairways, e.g. of loft ladders which may or may not be concealable or extensible collapsible, e.g. folding, telescopic folding with stringers overlapping when folded
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • E04D13/03—Sky-lights; Domes; Ventilating sky-lights
    • E04D13/035—Sky-lights; Domes; Ventilating sky-lights characterised by having movable parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Steps, Ramps, And Handrails (AREA)
BG017069A 1970-03-24 1971-03-17 Затвори на отвори в плочи,покриви, и други подобни и особенно на отвори към които има стълби-подвижни и неподвижни BG21041A3 (bg)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19702014067 DE2014067C3 (de) 1970-03-24 1970-03-24 Dachausstieg fur flache oder leicht geneigte Dacher
DE19702034083 DE2034083C3 (de) 1970-07-09 1970-07-09 Dachausstieg mit Treppe od.dgl
DE19707029916 DE7029916U (de) 1970-08-08 1970-08-08 Schwenktreppe.
DE19702044345 DE2044345A1 (xx) 1970-09-08 1970-09-08

Publications (1)

Publication Number Publication Date
BG21041A3 true BG21041A3 (bg) 1976-01-20

Family

ID=27431040

Family Applications (1)

Application Number Title Priority Date Filing Date
BG017069A BG21041A3 (bg) 1970-03-24 1971-03-17 Затвори на отвори в плочи,покриви, и други подобни и особенно на отвори към които има стълби-подвижни и неподвижни

Country Status (11)

Country Link
BE (1) BE764522A (xx)
BG (1) BG21041A3 (xx)
CA (1) CA959620A (xx)
CH (1) CH541052A (xx)
DK (1) DK134243C (xx)
FR (1) FR2085082A5 (xx)
HU (1) HU164742B (xx)
IL (1) IL36470A (xx)
PL (1) PL76452B1 (xx)
RO (1) RO58877A (xx)
SE (1) SE380063B (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4832153A (en) * 1988-05-31 1989-05-23 Daw Jesse M Attic stair insulating cover

Also Published As

Publication number Publication date
IL36470A0 (en) 1971-05-26
CH541052A (de) 1973-08-31
SE380063B (xx) 1975-10-27
RO58877A (xx) 1975-10-15
CA959620A (en) 1974-12-24
DK134243C (da) 1977-03-28
IL36470A (en) 1974-07-31
BE764522A (fr) 1971-08-16
FR2085082A5 (xx) 1971-12-17
HU164742B (xx) 1974-04-11
PL76452B1 (xx) 1975-02-28
DK134243B (da) 1976-10-04

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