Segmented ladder construction
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United States of America Patent
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-
Apr 17, 1990
Grant Date -
N/A
app pub date -
Jun 12, 1989
filing date -
Jun 16, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A construction unit for assembling into a ladder like assembly wherein the unit is provided with parallel and opposed side rails joined by at least one cross-member, the ends of the side rails being adapted for end to end telescopic joining into a multi-unit assembly, the side rails of the units being hollowed to accept, internally thereof, elongated reenforcing and retaining members which may be threaded through all the side rails, in sequence, of an assembly of units.
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Cited Art Landscape
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