1987-09-15
1989-02-07
Chin-Shue, Alvin C.
Supports
Pipe or cable
182228, 403363, 403331, F16L 322, E06C 708
Patent
active
048026433
ABSTRACT:
A GRP ladder rack of which the longitudinal rails have a cross-sectional shape which is S-formed, the cross rungs of the ladder being glued and dowelled in the lower channel fo the S-form. A short length of rail can be used to splice ladders to each other end to end using pop rivets and epoxy glue.
REFERENCES:
patent: 2588959 (1952-03-01), Campbell
patent: 2981362 (1961-04-01), Troche
patent: 3225872 (1965-12-01), O'Brien
patent: 3606418 (1971-09-01), Buker et al.
patent: 3841022 (1974-10-01), Thodos
patent: 3915420 (1975-10-01), Norris
patent: 4299362 (1981-11-01), Buluschek et al.
patent: 4412756 (1983-11-01), Dunwoodie et al.
"Tehalit" Brochure.
Chin-Shue Alvin C.
Wiviott Fred
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