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:
Feb. 04, 1992
Filed:
Mar. 04, 1991
Ronald G Blaisdell, Saugus, MA (US);
Harold L Hough, Beverly, MA (US);
GTE Products Corporation, Danvers, MA (US);
Abstract
A compact fluorescent lamp unit comprises a double U-shaped discharge tube having a base shell secured to one end thereof. A housing containing the necessary starting and operating circuitry includes a first portion having a standardized base and a second portion surrounding the base shell of the discharge tube. The internal surface of the second housing portion includes a plurality of flexible fingers for securing the base shell to the second portion of the housing. in a preferred embodiment, each flexible finger includes a latch for engaging the base shell. Preferably, the the internal surface of second housing portion further inlcudes a plurality of support ribs for preventing or limiting lateral movement of the base shell within the housing.