The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 16, 2008

Filed:

Oct. 26, 2005
Applicants:

Yu-tien Chen, Taichung, TW;

Chi-yao Chai, Taichung, TW;

Inventors:

Yu-Tien Chen, Taichung, TW;

Chi-Yao Chai, Taichung, TW;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B62B 1/00 (2006.01); B62B 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A foldable frame assembly includes first and second frames pivotally connected to each other and respectively having a wheel-carrying end and a foot end. The tabletop bracing member is pivotally connected to the first frame in proximity of a handgrip portion, and supports a machine thereon such that in a propped up position, the center of gravity of the machine is disposed rearwards from the table top bracing member. The tabletop bracing member has a retaining region brought to engage a retained region on the second frame. The base prop is disposed to sit on the ground surface in the propped up position so as to relieve the frame subassembly of the mass of the machine, thereby facilitating displacement of the frame assembly to a folded or unfolded position. A locking member is disposed to place engagement of the retaining region with a selected one of the first and second retained regions.


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