US 6,981,858 B2
Mold interlock
Klaus A. Wieder, W3877 Scheel La., Helenville, Wis. 53137 (US)
Filed on May 06, 2003, as Appl. No. 10/431,355.
Application 10/431355 is a continuation of application No. 09/900392, filed on Jul. 06, 2001, granted, now 6,558,145.
Claims priority of provisional application 60/216274, filed on Jul. 06, 2000.
Prior Publication US 2003/0203062 A1, Oct. 30, 2003
Int. Cl. B29C 33/20 (2006.01)
U.S. Cl. 425—107 40 Claims
OG exemplary drawing
 
18. An interlock assembly for a mold that has a plurality of mold halves comprising:
a receiver carried by one of the mold halves comprised of a pair of sidewalls spaced apart so as to define a pocket therebetween having a mouth with each sidewall having an outwardly tapering straight transversely extending section adjacent the mouth;
a male interlock carried by another one of the mold halves, the male interlock comprising a base with a head extending outwardly therefrom with the head having a pair of sidewalls spaced apart a first distance, a tapered straight transversely extending section disposed between the sidewalls and the base that tapers outwardly relative to the sidewalls and spaced apart a second distance that is greater than the first distance; and
wherein each tapering straight transversely extending section of the receiver abuts a corresponding one of the tapered straight transversely extending sections of the head when the head is received in the pocket of the receiver.