Fire escape – ladder – or scaffold – Platform
Patent
1993-12-20
1995-04-25
Chin-Shue, Alvin C.
Fire escape, ladder, or scaffold
Platform
182119, E04G 115
Patent
active
054090822
ABSTRACT:
The PLANK SUPPORT JACKET comprises an upper horizontal ledge and a lower horizontal ledge joined to a vertical wall member, each ledge extending from the vertical wall member in a direction opposite each other and means for connecting the vertical wall member to a longitudinal side surface of a plank of wood to be supported thereby such as to dispose the lower horizontal ledge adjacent the underside surface of the plank and the upper horizontal ledge in substantially axial alignment to the upper surface of the plank.
REFERENCES:
patent: 1810579 (1931-06-01), Schmitz
patent: 5141078 (1992-08-01), Wood
Chin-Shue Alvin C.
Hanrath James P.
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