|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||215/216 ; 215/217 ; 215/221 ; 215/330 ; 215/334|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 50 인용 특허 : 6|
A child-resistant bottle and screw-on cap combination that is relatively easy to open for elderly persons with limited dexterity. The cap has a construction that is particularly suited for use with extrusion blow-molded bottles. The cap and bottle locking structures afford reliable performance even when the bottle is formed of relatively soft, inexpensive thermoplastic material.
[ What is claimed is:] [1.] A child-resistant cap for a unitary thermoplastic molded bottle with a main body and a circular neck above the main body providing an opening at the top of the bottle, the neck defining a central axis and having an external thread, a pair of external locking surfaces on the bottle below the threads of the neck on diametrally opposite locations relative to the axis, the locking surfaces having a length measured along the surface of the bottle in a direction away from the threads on the neck that is several times the adjacent wa...