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:
Nov. 28, 2000
Filed:
Feb. 04, 1999
Masaharu Baba, Yokohama, JP;
Masato Higano, Tochigi-Ken, JP;
Toshiba Lighting & Technology Corporation, Tokyo, JP;
Abstract
A lighting apparatus such as for a display apparatus equipped for an instrument panel of an automobile, for example, comprises a light source, such as a light-emitting diode, having polarities of substantially a tubular structure having a center axis, a circuit board arranged substantially on the center axis of the light source and electrically connected thereto, a socket body having substantially a cylindrical structure for accommodating the circuit board, and contact terminals accommodated in the socket body and including an inner terminal portion electrically connected to the circuit board through a contact point of the circuit board and an outer terminal portion electrically connected to the inner terminal portion and fixed to the socket body so as to protrude outward the socket body. The circuit board is provided with a flicker element for flickering the light source at 0.5 to 10 Hz controlled by a control unit provided for a printed circuit board of the display apparatus.