Stock material or miscellaneous articles – Hollow or container type article – Cellular material derived from plant or animal source
Patent
1985-03-11
1988-10-04
Kittle, John E.
Stock material or miscellaneous articles
Hollow or container type article
Cellular material derived from plant or animal source
215 1A, 215 1C, 206 21F, 220 83, 220DIG13, 220DIG14, 138119, 138121, 222 95, 222107, 222215, B27N 502, B65D 2300
Patent
active
047755644
ABSTRACT:
A molded extensible-collapsible container having a series of flutes, in the generic sense, in its side to permit the container when subjected to an external force to move to a collapsed position or to the extended position when preferably the yield point of the plastic is no greater than about 5% and it has an ASTM modulus of elasticity greater than about (6.895.times.10.sup.8 pascals) and less than about (2.758.times.10.sup.9 pascals) and preferably about (1.034.times.10.sup.9 pascals to 2.069.times.10.sup.9 pascals). The plastic of the blow molded container can be a blow moldable polyester of less than 5% elongation at yield with polyethylene terephthalate being most preferred.
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Richeson Donald E.
Shriver Clem B.
Vogliano Robert H.
Kittle John E.
Rockhill Alvin T.
Ryan P. J.
The Goodyear Tire & Rubber Company
Wolfe J. D.
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