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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0158440 (1988-02-22) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 3 인용 특허 : 8 |
Blow molding of a parison with a blow needle is aided by the use of a sealing member which includes at least one projection which completely surrounds the blow needle. During inflation of the parison, the projections come into sealing contact with the exterior surface thereof so as to effectively pr
A blow molding apparatus comprising: mold means which includes a pair of movable mold halves which are adapted to receive a parison in a cavity defined therebetween; blow means which includes a blow needle, having a longitudinal axis and a blow gas outlet end, which is adapted to puncture said paris
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