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특허 상세정보

Collapsible device for a baby carriage

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62B-009/24    B62B-007/06   
미국특허분류(USC) 280/642 ; 280/650 ; 280/474 ; 403/91
출원번호 US-0014570 (1992-02-08)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 49  인용 특허 : 0

A collapsible device for a baby carriage has a locking disc as a male joint fixed with an inverted U-shaped push rod and a female joint fixed with each of the ends of a protective rod combined together and locked or unlocked by a push button fitted in the female joint. A locking block deposited and moved back and forth in a chamber in the female joint to engage or disengage from the locking disc so that the female joint can be locked together or unlocked from the locking disc so as to swing up the protective rod relative to the push rod for collapsing th...


A collapsible device for a baby carriage comprising: a protective lateral rod pivotally connected between a front wheel rod and an inverted U-shaped push rod; two locking discs providing male joints firmly fixed with bottom ends of the inverted U-shaped push rod, each locking disc having a) two spaced fitting grooves for two tenons of a locking block to fit therein, and b) an opening between said two fitting grooves for an upper end of said front wheel rod to fit therein; two female joints combined with opposite ends of said protective rod, each female j...

이 특허를 인용한 특허 피인용횟수: 49

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