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.

Patent No.:

US 7104786 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 12, 2006

Filed:

Dec. 02, 2003
Applicant:

Xing Wen Luo, San Gabriel, CA (US);

Inventor:

Xing Wen Luo, San Gabriel, CA (US);

Assignee:

Other;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F23Q 2/46 (2006.01);
U.S. Cl.
CPC ...
Abstract

An ignition unit for a lighter includes a striker wheel sandwiched between two driving units wherein each of the driving units includes a driven gear element and a driving cap. The striker wheel urges against a flint with its toothed surface of generating sparks. One of the driving caps is normally rotated about the respective driven gear element in a free rotatably movable manner unless a downward force is intentionally applied on the driving cap while rotating the driving cap to drive the respective driven gear element and said striker wheel to rotate for striking against the flint to produce sparks.


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