CA982778A - Spiral staircases - Google Patents
Spiral staircasesInfo
- Publication number
- CA982778A CA982778A CA153,405A CA153405A CA982778A CA 982778 A CA982778 A CA 982778A CA 153405 A CA153405 A CA 153405A CA 982778 A CA982778 A CA 982778A
- Authority
- CA
- Canada
- Prior art keywords
- spiral staircases
- staircases
- spiral
- 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
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
- E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
- E04F11/032—Spiral stairways supported by a central column
-
- 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
- E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
- E04F11/035—Stairways consisting of a plurality of assembled modular parts without further support
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Steps, Ramps, And Handrails (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4660171A GB1394061A (en) | 1971-10-07 | 1971-10-07 | Spiral staircases |
Publications (1)
Publication Number | Publication Date |
---|---|
CA982778A true CA982778A (en) | 1976-02-03 |
Family
ID=10441894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA153,405A Expired CA982778A (en) | 1971-10-07 | 1972-10-06 | Spiral staircases |
Country Status (2)
Country | Link |
---|---|
CA (1) | CA982778A (en) |
GB (1) | GB1394061A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111677209A (en) * | 2020-05-11 | 2020-09-18 | 中船澄西船舶修造有限公司 | Novel spiral stair tread structure |
-
1971
- 1971-10-07 GB GB4660171A patent/GB1394061A/en not_active Expired
-
1972
- 1972-10-06 CA CA153,405A patent/CA982778A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1394061A (en) | 1975-05-14 |
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