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특허 상세정보

Combination handtruck and portable work table

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62B-001/12   
미국특허분류(USC) 280/30 ; 280/4718 ; 280/472 ; 280/4728
출원번호 US-0063080 (1979-08-02)
발명자 / 주소
인용정보 피인용 횟수 : 59  인용 특허 : 2
초록

A handtruck having a collapsible supporting surface adaptable for converting the handtruck into a portable work table. The handtruck is provided with a toe blade extender pivotal between folded and operative positions adjacent to the standard toe blade of the handtruck. The toe blade extender has dual functions. First, in its operative position parallel to and in abutment with the toe blade, it enables the handtruck to handle bulky loads. Second, in an intermediate position between its folded and operative positions, it serves as a support for a planar s...

대표
청구항

In a handtruck having an elongate main frame with a handle at a first longitudinal end thereof and a toe blade and pair of wheels at the opposite longitudinal end thereof, the improvement comprising: (a) a rigid, generally planar surface attached by a first pivotal connection to said main frame so as to pivot about an axis generally perpendicular to the longitudinal dimension of said main frame, said surface extending from said first pivotal connection toward said opposite end of said main frame; (b) a toe blade extender comprising a rigid elongate frame...

이 특허를 인용한 특허 피인용횟수: 59

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