|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||156/172 ; 156/156 ; 156/245 ; 264/45.7 ; 264/46.7 ; 264/311|
|발명자 / 주소|
|인용정보||피인용 횟수 : 21 인용 특허 : 0|
An apparatus and method are provided for forming large filament reinforced composite bodies. In one form a substrate is formed by rotational molding a plastic material in a mold cavity after which the molding is removed from the cavity and placed in a filament winding fixture wherein filamentary material is wound thereon to provide substantial reinforcement for the article and strengthen the outer stratum thereof. In a particular form, the rotational molding contains a rigid tubular member extending therethrough and secure therein during the rotational m...