Title:
折り畳み式はしごのための改善された横板
Document Type and Number:
Japanese Patent JP7023241
Kind Code:
B2
Abstract:
A rung for use in a ladder section of a collapsible ladder (1) is provided. The collapsible ladder comprises several ladder sections (5, 5a-5j), where each ladder section comprises two ladder tubes (10, 12) arranged parallel to each other and interconnected by the rung (20) to form the respective ladder section, and where each ladder tube (10, 12) is telescopically inserted into a ladder tube (10, 12) of a lower ladder section to form the collapsible ladder (1), the rung (20) comprising a main section (22), a first bracket section (24a) and a second bracket section (24b), wherein the first and second bracket sections (24a, 24b) are arranged at each end of the rung (20) to receive the respective ladder tube (10, 12). The rung (20) is characterized in that the main section (22) and the first and second bracket sections (24a, 24b) are provided as an integrated unit.
Inventors:
Bernhardson Jens
Carlson Stina
Edwaldson Henrik
Xstrand Niclas
Nelson Charles-Johann
Jayelval Ulrik
Carlson Stina
Edwaldson Henrik
Xstrand Niclas
Nelson Charles-Johann
Jayelval Ulrik
Application Number:
JP2018551769A
Publication Date:
February 21, 2022
Filing Date:
April 04, 2017
Export Citation:
Assignee:
Telesteps Arvey
International Classes:
E06C1/12; E06C7/08
Domestic Patent References:
| JP2011069153A | ||||
| JP2008542593A |
Foreign References:
| GB2305956A | ||||
| DE102014107182A1 | ||||
| EP1516999A2 | ||||
| US20080000723 | ||||
| EP2113631A1 | ||||
| US20070256892 | ||||
| GB2233022A |
Attorney, Agent or Firm:
Hayashi Kazuyoshi
Tetsuo Shiba
Takuya Saito
Mitsuru Iwaike
Kazuhiro Kosuga
Tetsuo Shiba
Takuya Saito
Mitsuru Iwaike
Kazuhiro Kosuga