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특허 상세정보

Container sidewall strengthening apparatus and methods

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B65D-006/04    B65D-006/38    B65D-008/12    B65D-090/02   
미국특허분류(USC) 220/671; 220/675
출원번호 UP-0256925 (2002-09-27)
등록번호 US-7740149 (2010-07-12)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    McKenna Long & Aldridge LLP
인용정보 피인용 횟수 : 6  인용 특허 : 52

Apparatus and methods relate to containers having a sidewall portion with at least one generally vertical corrugation therein. The containers can be of a variety of shapes, sizes, cross-sections, and materials. The corrugation improves the container sidewall strength and resistance to buckling under compressive loads such as stacking of multiple containers.


I claim: 1. A nestable plastic container, comprising: a base; a sidewall integrally formed with and extending upwardly from the base, the sidewall surrounding an inner cavity and having an upper edge defining an opening into the inner cavity; a first generally vertical corrugation in a corner of the sidewall and the base, the corrugation being concave as viewed from outside the container; upper and lower generally horizontal reinforcement ribs integrally formed with and crossing the corner of the sidewall, wherein the upper generally horizontal reinforc...

이 특허에 인용된 특허 (52)

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