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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
|
출원번호 | US-0096250 (1979-11-20) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 14 인용 특허 : 0 |
A hand truck which is especially useful in moving loads up and down stairways can be constructed so as to employ two identical wheel units located adjacent to the lower end and at the back of the body or frame of the hand truck. Each of the wheel units consists of a center hub section and a pluralit
In a hand truck having an elongated, vertically extending body, said body having upper and lower ends, a front and a back, toe plate means attached to said body at the front thereof adjacent to the lower end thereof for supporting a load, wheel means for supporting said body connected to said body a
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