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GB384935A - Improvements in ladders - Google Patents

Improvements in ladders

Info

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
Application number
GB19619/32A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB384935A publication Critical patent/GB384935A/en
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)

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.
GB19619/32A 1931-11-05 1932-07-11 Improvements in ladders Expired GB384935A (en)

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)

* Cited by examiner, † Cited by third party
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

Cited By (4)

* Cited by examiner, † Cited by third party
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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