CH449223A - Elevator stairs, which can be lowered into the ceiling, with cheeks made of articulated scissors - Google Patents
Elevator stairs, which can be lowered into the ceiling, with cheeks made of articulated scissorsInfo
- Publication number
- CH449223A CH449223A CH96467A CH96467A CH449223A CH 449223 A CH449223 A CH 449223A CH 96467 A CH96467 A CH 96467A CH 96467 A CH96467 A CH 96467A CH 449223 A CH449223 A CH 449223A
- Authority
- CH
- Switzerland
- Prior art keywords
- ceiling
- lowered
- articulated scissors
- cheeks made
- stairs
- Prior art date
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
- E04F11/066—Movable stairways, e.g. of loft ladders which may or may not be concealable or extensible collapsible, e.g. folding, telescopic folding folding like scissors or accordions
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Steps, Ramps, And Handrails (AREA)
- Ladders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEW0041046 | 1966-03-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH449223A true CH449223A (en) | 1967-12-31 |
Family
ID=7602692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH96467A CH449223A (en) | 1966-03-02 | 1967-01-19 | Elevator stairs, which can be lowered into the ceiling, with cheeks made of articulated scissors |
Country Status (3)
| Country | Link |
|---|---|
| AT (1) | AT264108B (en) |
| CH (1) | CH449223A (en) |
| DE (1) | DE1683721C3 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111391760A (en) * | 2020-04-27 | 2020-07-10 | 江苏捷诚车载电子信息工程有限公司 | Automatic retractable landing ladder |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3145157A1 (en) * | 1981-11-13 | 1983-05-26 | Duewag AG, 4150 Krefeld | SWIVELING STAIRS, ESPECIALLY FOR VEHICLES |
| CN110344554B (en) * | 2019-06-04 | 2021-03-12 | 中旭建设集团有限公司 | Concealed type deformation stair for loft type building |
-
1966
- 1966-03-02 DE DE1683721A patent/DE1683721C3/en not_active Expired
-
1967
- 1967-01-19 AT AT53667A patent/AT264108B/en active
- 1967-01-19 CH CH96467A patent/CH449223A/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111391760A (en) * | 2020-04-27 | 2020-07-10 | 江苏捷诚车载电子信息工程有限公司 | Automatic retractable landing ladder |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1683721B2 (en) | 1974-09-05 |
| DE1683721A1 (en) | 1969-10-30 |
| AT264108B (en) | 1968-08-26 |
| DE1683721C3 (en) | 1975-05-07 |
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