Title:
LINKAGE ASSEMBLY FOR RETRACTABLE LADDER ARRANGEMENT
Document Type and Number:
WIPO Patent Application WO/2016/118983
Kind Code:
A3
Abstract:
A linkage assembly in accordance with the invention which includes a plurality of elongate linkage members 12, a first, second and third connecting means for connecting and allowing pivotal displacement between proximal end regions of a first 14 and second 16 linkage members, a step support connecting means for connecting and allowing pivotal displacement between the first 14 and fourth 18 linkage members, inwardly the second connecting means and for supporting a stepping formation 20 thereon.
Inventors:
GRAMMATIKOS GEORGE (ZA)
Application Number:
PCT/ZA2016/050003
Publication Date:
November 17, 2016
Filing Date:
January 25, 2016
Export Citation:
Assignee:
THE SMART 2011 TRUST (ZA)
International Classes:
B60R3/02
Foreign References:
| US3265155A | 1966-08-09 | |||
| GB418344A | 1934-10-23 | |||
| CN2546263Y | 2003-04-23 | |||
| EP1387018A2 | 2004-02-04 | |||
| CN202686158U | 2013-01-23 | |||
| JPS52112199U | 1977-08-25 | |||
| DE7802597U1 | 1978-09-07 | |||
| CN201043333Y | 2008-04-02 |
Attorney, Agent or Firm:
HAHN & HAHN (Hatfield, 0083 Pretoria, ZA)
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