B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
18/697
B29C 45/53 (2006.01)
Patent
CA 1283264
- 24 - INJECTION APPARATUS ABSTRACT OF THE DISCLOSURE An injection apparatus of a plunger type for injecting reinforced materials such as BMC is of a single barrel type or a double barrel type comprising a rotatable plunger disposed in the barrel. A check valve means for preventing a back flow of the materials in a metering process is provided such that it is closed when the plunger is actuated to move axially for injection.
520523
Hashimoto Kiyoshi
Kawaguchi Toshiro
Sonoda Takefumi
Goudreau Gage Dubuc
Ube Industries Ltd.
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