A - Human Necessities – 47 – L
Patent
A - Human Necessities
47
L
18/1020, 16/34
A47L 23/22 (2006.01) A01K 1/015 (2006.01) A47G 27/02 (2006.01) A47L 4/04 (2006.01) E05D 1/02 (2006.01)
Patent
CA 2018306
ABSTRACT A hinged flexible article is provided which has rigid or semirigid substrate means with an insert of a hinge material which permits repeated flexing of the article about the hinge without failure. The substrate means has a hardness of at least about 35 Shore D as measured by ASTM test D-2240, while the hinge material has a hardness of from about 25 to about 60 Shore D as measured by ASTM test D-2240.
Greenlee William Samuel
Mertzel Elaine Audrey
Schaaf Glen Dale
Steininger John Lucas
Swabey Ogilvy Renault
The B.f. Goodrich Company
LandOfFree
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