GB384935A - Improvements in ladders - Google Patents
Improvements in laddersInfo
- Publication number
- GB384935A GB384935A GB19619/32A GB1961932A GB384935A GB 384935 A GB384935 A GB 384935A GB 19619/32 A GB19619/32 A GB 19619/32A GB 1961932 A GB1961932 A GB 1961932A GB 384935 A GB384935 A GB 384935A
- Authority
- GB
- United Kingdom
- Prior art keywords
- ladders
- sides
- rungs
- oval section
- wikstrand
- 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
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
- E06C7/082—Connections between rungs or treads and longitudinal members
- E06C7/085—Connections between rungs or treads and longitudinal members achieved by deforming the rung or the stile
Abstract
384,935. Ladders. WIKSTRAND, A., Mora, Sweden. July 11, 1932, No. 19619. Convention date, Nov. 5, 1931. [Class 20 (ii).] - A ladder is formed with tubular sides and rungs, the sides 1 being of flattened hexagonal or oval section and the rungs 2 of circular or oval section with the ends reduced and passing through apertures in the sides where they are clinched over at 3 on the outsides. The ladders may be provided with hooked upper ends to engage window sills.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE384935X | 1931-11-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB384935A true GB384935A (en) | 1932-12-15 |
Family
ID=20309227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB19619/32A Expired GB384935A (en) | 1931-11-05 | 1932-07-11 | Improvements in ladders |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB384935A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3300231A (en) * | 1964-08-27 | 1967-01-24 | White Motor Corp | Vehicle frame |
EP1762694A2 (en) * | 2005-09-13 | 2007-03-14 | Centaure | Metal ladder and method of manufacture thereof |
-
1932
- 1932-07-11 GB GB19619/32A patent/GB384935A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3300231A (en) * | 1964-08-27 | 1967-01-24 | White Motor Corp | Vehicle frame |
EP1762694A2 (en) * | 2005-09-13 | 2007-03-14 | Centaure | Metal ladder and method of manufacture thereof |
FR2890682A1 (en) * | 2005-09-13 | 2007-03-16 | Centaure Sa | METAL SCALE AND METHOD OF MANUFACTURING SUCH SCALE |
EP1762694A3 (en) * | 2005-09-13 | 2010-01-20 | Centaure | Metal ladder and method of manufacture thereof |
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