B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
20/16, 211/15.1,
B65D 88/06 (2006.01) B29C 53/58 (2006.01) B29D 22/00 (2006.01) B29D 24/00 (2006.01) B65D 88/76 (2006.01) B65D 90/02 (2006.01) B65D 90/04 (2006.01)
Patent
CA 1320810
16 STORAGE TANKS WITH FABRICATED SUPPORT RIBS ABSTRACT Improved reinforced plastic tanks and novel mandrel processes for producing them are disclosed. One aspect of the invention is concerned with an external support rib (14) and a method for producing it. According to the invention, the rib is fabricated on a hollow rib form secured to the exterior of a tank with resilient netting and thread. Also disclosed is a method for producing a double wall tank incorporating the novel rib (14). According to this aspect of the invention, the ribs (14) are cured until they are at least tacky. Then, thin flexible panels (70) are wrapped around the outside of the ribs (14) and held in place by a wrap (70). A portion (72) of the top of each rib is exposed between adjacent panels (70).
588932
Stickley Dewey C.
Weaver Anthony M.
Wiegand Joseph R.
Corporation Owens-Corning Fiberglas
G. Ronald Bell & Associates
Stickley Dewey C.
Weaver Anthony M.
Wiegand Joseph R.
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