|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||206/508; 206/501; 206/503; 206/499; 220/380; 220/781|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 66 인용 특허 : 33|
The container can be locked into a stack of containers. A container cover locks onto the top of a container base to define a sealed area for storage. Additionally, the bottom of a second container base can be locked onto the top of the cover of a first container. In this fashion, when closed containers are stacked, they form a locked stack that is more structurally rigid and therefore less precarious than a traditional, non-locked container stack. When not in use, the bases can be formed into a nested stack, and their covers can be locked together to for...
We claim: 1. A first cover for a container, the first cover comprising: a first closure portion, a first engagement portion, a central region, wherein the first closure portion is sealingly engageable with a second closure portion of a base so that when the first and second closure portions are engaged with each other, the first cover and the base define a substantially sealed storage area, wherein the first engagement portion is engageable with a second engagement portion of the base the first closure portion comprises locking rings, the locking ring o...