Locking mechanism for a ladder
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United States of America Patent
Stats
-
Jan 31, 2012
Grant Date -
Feb 26, 2009
app pub date -
May 29, 2006
filing date -
Jun 1, 2005
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A locking mechanism for a collapsible ladder (1) comprising several ladder sections (5), each ladder section comprising two ladder bars (2, 3) arranged parallel to each other and interconnected at one end by a rung to form a U-shaped ladder section, and where each ladder section (5) is telescopically inserted into a lower ladder section to form a collapsible ladder (1), and where dampers (23) are provided at the lower end of the ladder bars (2, 3, and where the locking mechanism comprises retaining mechanisms (20, 41) provided on each ladder bar (2, 3), where a single pair of actuators of the locking mechanism can be arranged on any of the ladder sections (5) and still be able to collapse the entire ladder (1).
First Claim
Family
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Cited Art Landscape
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