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:
May. 29, 2007
Filed:
Nov. 09, 2005
David J. Popowich, Brampton, CA;
Simon Treadwell, Toronto, CA;
Kerwyn Prescod, Angus, CA;
Christopher J. Reis, Brampton, CA;
David J. Popowich, Brampton, CA;
Simon Treadwell, Toronto, CA;
Kerwyn Prescod, Angus, CA;
Christopher J. Reis, Brampton, CA;
CFM Corporation, Mississauga, Ontario, CA;
Abstract
An illuminated knob assembly includes a base. The base includes an annular track on an upper base surface of the base. A PC board is disposed in the track. The PC board includes a plurality of light sources disposed on an upper board surface of the board. A light transmitting plate is positioned over the PC board so as to transmit light therethrough from the light sources. A bezel is fitted over the light transmitting plate and includes gradated openings corresponding to different conditions of operation. The openings permit light to pass therethrough from the light transmitting plate and a knob is disposed adjacent the bezel. The knob includes a light pointer configured to receive and transmit light from the light transmitting plate.