|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||190/18A ; 190/115 ; 280/37 ; 280/4317|
|발명자 / 주소|
|인용정보||피인용 횟수 : 31 인용 특허 : 3|
A device for towing luggage incorporated into a wall of the luggage comprising a pair of fixed tubes, a pair of push-pull tubes and a U-shaped tube wherein each end of the U-shaped tubes is connected to the push-pull tubes. A pair of levers one end of each being overlapped and hinged on the middle of the U-shaped tube and a pair of reversed L-shaped links which are fulcrumed at their angled parts and are hinged on the other ends of the levers. By pushing down and pulling up the handle, the wheel units can be extended outward or retracted inward.
A device for towing luggage comprising: a pair of fixed tubes spacedly attached to a wall of the luggage; a pair of push-pull tubes each of which is inserted slidably into one of said fixed tubes; a handle bar which is connected to the upper ends of said push-pull tubes; a U-shaped tube having its ends connected to the lower ends of said push-pull tubes; a pair of levers one end of each being hinged on the middle of said U-shaped tube, and the middle parts of said levers being pivoted to the wall of said luggage; a pair of reversed L-shaped links having ...