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특허 상세정보

Portable cooler with retractable wheels

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62B-001/12   
미국특허분류(USC) 280/641 ; 190/18A ; 280/38 ; 280/431
출원번호 US-0112516 (1987-10-26)
발명자 / 주소
인용정보 피인용 횟수 : 68  인용 특허 : 3
초록

A portable cooler includes a pair of wheels which are retractable into a pair of recesses in the main body of the cooler. The wheels pivot on frames which are connected by a horizontally-oriented rod, the rod being lockable in hook members in a retracted position and in an operable position. An extendable handle is attached to the forward end of the cooler to pull the cooler along the ground on its wheels.

대표
청구항

A portable cooler, comprising: a hollow, main body having forward and rearward ends and an open top; a lid for selectively closing said open top; a recess in each corner of the lower rearward end of said cooler for receiving a wheel; a pair of wheels, each rotatably mounted on a frame connected to said body, each said frame pivotally connected to said body for pivoting said wheels means between a lower operable position and an upper retracted position; a horizontally-oriented rod connected between said frame means and vertically movable along the rearwar...

이 특허를 인용한 특허 피인용횟수: 68

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