|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||206/508 ; 206/519 ; 220/380|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 36 인용 특허 : 0|
Effective means for insuring predetermined axial spacing between parts in stacks, particularly in stacks of nesting, relatively large, thin-walled flexible parts and for maintaining positive alignment of the parts in stacks without causing undue difficulty when parts are being separated are provided. More specifically, plastic covers for plates or the like having specially constructed stack shoulders and stack stabilizers are provided.
An integrally formed, nestably stackable thin-walled flexible cover having a topwall, a side wall extending downwardly therefrom and a peripherally continuous flange member extending outwardly to an open end, said sidewall being formed with a plurality of outwardly deformed stacking devices disposed in selected circumferential spaced relation to Provide predetermined axial spacing and positive alignment of a plurality of said covers when stacked, each of said stacking devices comprising: 1. a stack stabilizer having a top portion horizontally disposed an...