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:
Jan. 31, 1989
Filed:
Feb. 03, 1988
George W Plumly, Granbury, TX (US);
Other;
Abstract
A fluorescent lighting installation incorporates a first switch device for applying and removing power from the installation and a plurality of second switch devices for providing plurality light levels. The respective second switch devices are located within respective ones of a plurality of selected fluorescent lighting fixtures and are interconnected with the respective power inputs, fluorescent lamps and ballasts of the respective selected fluorescent lighting fixtures. The respective second switch devices are operable to step through plural states to provide plural operating states for the fluorescent lamps in the selected fluorescent lighting fixtures. The second switch devices step from one state to the next in response to the application of power for an indefinite period of time by the first switch device.