Jointed ladder
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United States of America Patent
Stats
-
Dec 24, 1991
Grant Date -
N/A
app pub date -
Nov 9, 1989
filing date -
Nov 12, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a jointed ladder comprising two ladder elements connected by a joint. According to the invention a telescopic ladder element is supported movably on each ladder element and can be locked by means of a locking mechanism in order to be able to adjust the jointed ladder to different operating heights. The jointed ladder of the invention can be utilized for all purposes.
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Family
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Cited Art Landscape
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