Flexible bags – Wall details – Specified seam structure
Patent
1988-08-16
1989-09-12
Marcus, Stephen
Flexible bags
Wall details
Specified seam structure
244135B, 220 1B, B65D 8822, B65D 3314, B64D 3706
Patent
active
048650960
ABSTRACT:
A lightweight pillow tank (10) is disclosed which includes upper and lower sections (12, 14) which are secured together along a seam (22) of predetermined width (24). A sleeve extends along a mid line of the width about the entire perimeter to the seam. Suitable holes or slits (32, 36) are formed through the outer material and the sleeve to permit a rope (34) to be threaded through portions of the sleeve to form tie-down points for the tank.
REFERENCES:
patent: 2696235 (1954-12-01), Toffolon
patent: 2724418 (1955-11-01), Krupp
patent: 3416762 (1968-12-01), Headrick
Hawkins Marty M.
Schober Scott D.
American Fuel Cell and Coated Fabrics Company
Marcus Stephen
Pascua Jes F.
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