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.:
Date of Patent:
Mar. 26, 2013
Filed:
Mar. 05, 2010
Applicant:
Cheuk Fu Leung, Hong Kong, CN;
Inventor:
Cheuk Fu Leung, Hong Kong, CN;
Assignee:
Simatelex Manufactory Co. Ltd., Chaiwan, HK;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A heating element for an electrical appliance, such as an electric razor. The element has a hollow metallic sleeve having first and second sides. The first side of the sleeve has greater thermal mass than the second side of the sleeve. A positive temperature coefficient ceramic element is located within the sleeve and held in thermal contact with the sleeve by a compressed portion of the sleeve.