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:
Jun. 06, 2000
Filed:
Jun. 18, 1997
Applicant:
Inventor:
Kenji Yoneda, Kyoto, JP;
Assignee:
CCS Co., Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61G / ;
U.S. Cl.
CPC ...
362 33 ; 362 33 ;
Abstract
An object of the invention is to make it easy to manufacture the lighting unit 4 in which a plurality of illuminants 1 are arranged on the concave face of a board 2 formed into a shape of a hollow truncated cone. A method of manufacturing a lighting unit comprises the steps of holding a flexible circular printed circuit board 2 having a concentric circular hole and a cutout which has at least two sides 2a, 2b in a planar state, embedding a plurality of illuminants 1 in the board, and jointing one side 2a of the cutout and the other side 2b of the cutout or holding both sides 2a, 2b in close contact so as to place the illuminants 1 in the side of the concave face of the board 2.