|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||264/523 ; 215/1C ; 264/537 ; 264/540|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 25 인용 특허 : 3|
A method for making a minor change in the bottom configuration of a blow molded container and bottle formed of a plastic material which compensates for shrinkage in the bottom structure due to improper cooling whereby the improper cooling may be advantageously utilized to provide for a marked decrease in the blow molding cycle time.
A process of blow molding in a blow mold a plastic material bottle of the type having a generally hemispherical bottom with said bottom having projecting therefrom in circumferentially spaced relation hollow legs terminating in feet depending a selected axial distance below said bottom and forming the sole support for said bottle, said process comprising the steps of providing a mold having an axial spacing in that portion of said mold for producing said bottle between said bottom and said feet which is greater than said selected axial distance, blow mol...