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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0206712 (1994-03-07) |
우선권정보 | CA-2115613 (1994-02-14) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 28 인용 특허 : 0 |
Valve gated injection molding apparatus wherein the reciprocating valve member extends into the melt passage through a sealing bushing. The sealing bushing has a thin steel collar portion which extends forwardly into the melt passage and fits around the valve member to form a seal against leakage of
In a valve gated injection molding apparatus having at least one heated nozzle seated in a mold, the heated nozzle having a rear end and a central bore extending therethrough in alignment with a gate in the mold leading to a cavity, a melt passage extending through a manifold and the central bore in
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