Convertible ladder
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 22, 2005
Grant Date -
Nov 27, 2003
app pub date -
Feb 6, 2003
filing date -
Feb 7, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A ladder having a first ladder section, a second ladder section, an adjustable hinge mechanism, an engagement indicator and a static hinge mechanism. The adjustable hinge mechanism is mounted with respect to the first ladder and the second ladder so that the adjustable hinge mechanism is moveable between an engaged position and a disengaged position. The static hinge mechanism enables the first and second ladder sections to be maintained in a stationary position with respect to each other.
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Family
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Cited Art Landscape
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