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:
Dec. 13, 1994
Filed:
May. 04, 1993
John G Konopka, Barrington, IL (US);
Peter W Shackle, Arlington Heights, IL (US);
J Ray Wood, Naperville, IL (US);
Motorola Lighting, Inc., Buffalo Grove, IL (US);
Abstract
A circuit (100) for powering fluorescent lamps (102, 104 & 106) includes a switch (50) having 'open' and 'closed' positions. When power is initially applied to the circuit, the lamps are powered at full power to enable them to 'strike'. After a short period, the power is reduced to the lamp. A control circuit (300) thereafter senses if the switch has been 'toggled'. If toggled, the power to the lamps is increased, and the lamps brighten. The circuit uses a conventional two-position switch and conventional wiring and avoids the need for additional switches and additional wiring.