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:
Nov. 22, 2011

Filed:

Sep. 29, 2006
Applicants:

Zhenghuan Song, Kunshan, CN;

Feng Liu, Kunshan, CN;

Inventors:

Zhenghuan Song, Kunshan, CN;

Feng Liu, Kunshan, CN;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62B 1/04 (2006.01); B62B 7/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A child stroller is disclosed comprising two side frames bilaterally set, each side frame comprising a front leg, a rear leg, the upside of the rear leg being rotatably connected with the rear end of the front leg, and a handspike with the lower end connected to the upper end of the rear leg, a positioning device set at the joint of the handspike and the rear leg, a first crossbar set between the two front legs, a second crossbar set between the two side frames, a first locking mechanism set between the first and the second crossbar, the second crossbar being connected to either the handspike or the rear leg or to both. Being locked in unfolding state by the positioning device and the first locking mechanism, the side frame is mainly composed of a front leg, a rear leg and a handspike. The stroller frame is simple and little interference occurs when folding and unfolding the stroller frame.


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