Title:
CASTER SWIVEL RESTRICTION STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2018/189799
Kind Code:
A1
Abstract:
[Problem] To improve a caster swivel restriction structure. [Solution] The present invention is characterized in that a swivel brake plate comprises: a body piece having a plurality of through holes arranged therein and latch pieces bent downward from the body piece; and a support base that has latch hole portions for fitting the latch pieces in a vertically slidable manner, a gap portion provided at a location corresponding to below the group of through holes formed in the swivel brake plate, and a cushioning member or biasing member which is disposed in the gap portion and supports the swiveling brake plate aloft and which is repulsively compressed when a downward force is applied to the swivel brake plate.
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Inventors:
SAITO AKINORI (JP)
KANAMORI NAO (JP)
KANAMORI NAO (JP)
Application Number:
PCT/JP2017/014732
Publication Date:
October 18, 2018
Filing Date:
April 10, 2017
Export Citation:
Assignee:
NANSIN CO LTD (JP)
International Classes:
B60B33/00
Foreign References:
US20090139804A1 | 2009-06-04 | |||
US7506404B2 | 2009-03-24 | |||
US20080092329A1 | 2008-04-24 |
Attorney, Agent or Firm:
NISHI, Yoshihisa (JP)
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