Title:
HANDRAIL BAR-LIKE MEMBER, METHOD FOR WORKING THE SAME, AND BENDING JIG FOR USE IN THE SAME
Document Type and Number:
Japanese Patent JP2012031693
Kind Code:
A
Abstract:
To provide a handrail bar-like member with proper light resistance, having a metal skin layer, a method for working the same, and a bending jig for use in the same.
A linear handrail bar-like member 1 is constituted by applying coating and finishing to a surface layer 2 formed like a pipe by bending a thin metal plate and welding it to a cylindrical base layer 3 made of a semirigid resin. The handrail bar-like member 1 is bent by means of a bending jig capable of bending a linear handrail which has the base layer inserted on a job site and which is set in recessed grooves of side surfaces of right and left side rollers and a holding roller.
Inventors:
KITAMURA KATSUTO
YOSHIKAWA MINORU
YOSHIKAWA MINORU
Application Number:
JP2010173951A
Publication Date:
February 16, 2012
Filing Date:
August 02, 2010
Export Citation:
Assignee:
KITAMURA KATSUTO
NISHIMORI AKIHIRO
YOSHIKAWA MINORU
NISHIMORI AKIHIRO
YOSHIKAWA MINORU
International Classes:
E04F11/18; B21D7/06
Domestic Patent References:
JPH05133064A | 1993-05-28 | |||
JPH11342560A | 1999-12-14 | |||
JPS56156418U | 1981-11-21 | |||
JPS5737522U | 1982-02-27 | |||
JP2007307615A | 2007-11-29 | |||
JP2010281085A | 2010-12-16 |
Foreign References:
US4788847A | 1988-12-06 | |||
EP2090382A2 | 2009-08-19 |
Attorney, Agent or Firm:
Koichi Kusano