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특허 상세정보

Rotatable and telescopic work machine

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62D-033/00   
미국특허분류(USC) 180/089.13; 180/089.12; 212/253; 414/685
출원번호 US-0230811 (2002-08-29)
등록번호 US-7383906 (2008-06-10)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Nixon & Vanderhye P.C.
인용정보 피인용 횟수 : 5  인용 특허 : 51
초록

The present invention is a rotatable work machine that includes a lower frame assembly having a recessed area in which the operator portion of an upper frame assembly and power source are at least partially positioned. Further, a method of manufacturing and assembling the lower frame assembly enables various size configurations for the work machine. The method of manufacturing and assembling the work machine, along with the specific design and positioning of the various components therein, enhances stability, clearance, and operator visibility with reduc...

대표
청구항

What is claimed is: 1. A work machine having a vertical axis, comprising: a lower frame assembly having a top surface, a bottom surface, and a recessed area, the recessed area including a floor adjacent the bottom surface; an upper frame assembly including a portion disposed adjacent the top surface of the lower frame assembly, the upper frame assembly being connected with the lower frame assembly for independent rotation about the vertical axis and including an operator portion, the operator portion being at least partially positioned within the recess...

이 특허에 인용된 특허 (51)

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