Title:
LADDER AND HIGH-AREA WORK VEHICLE
Document Type and Number:
WIPO Patent Application WO/2016/157244
Kind Code:
A1
Abstract:
Provided are a ladder, and a high-area work vehicle on which such ladder is mounted. In the ladder, a side surface member 33 is constituted by: a plurality of side oblique members 334, formed from fiber-reinforced plastic square pipes and disposed obliquely between an upper rib 31 and a lower rib 32; an outer panel member 331, formed from a fiber-reinforced plastic panel and disposed so as to abut the surfaces of the plurality of side oblique members 334 at one side thereof; and an inner panel member 332, formed from a fiber-reinforced plastic panel and disposed so as to abut the surfaces of the plurality of side oblique members 334 at the other side thereof. The upper ends and the lower ends of the outer panel member 331 and the inner panel member 332 are formed in an arched shape. As a result, the ladder can be made lightweight, has sufficient rigidity ensured, and can be bent without the conventionally required skills.
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| JP4140036 | Bogie type work scaffolding |
Inventors:
YAMAGUCHI KENICHI
NISHIUMI HIROYUKI
NISHIUMI HIROYUKI
Application Number:
PCT/JP2015/001801
Publication Date:
October 06, 2016
Filing Date:
March 27, 2015
Export Citation:
Assignee:
MORITA HOLDINGS CORP (JP)
International Classes:
E06C5/04
Foreign References:
| JP2006247173A | 2006-09-21 | |||
| JP2006198271A | 2006-08-03 | |||
| US4512439A | 1985-04-23 | |||
| JPH09195652A | 1997-07-29 |
Attorney, Agent or Firm:
ABE, Shinichi et al. (JP)
Shin-ichi Abe (JP)
Shin-ichi Abe (JP)
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