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:
Sep. 30, 2003
Filed:
Oct. 23, 1998
Hiroya Ooki, Tokyo, JP;
Tetsuichiro Yamamoto, Tokyo, JP;
NEC Corporation, Tokyo, JP;
Abstract
An image reading apparatus according to the present invention employs an optical system including a fluorescent lamp as a line light source for illumination of the image source. An image reader housing has an elongated window. The translucent lamp positioned within the housing has a light emitting tube. The light emitting tube includes a middle section that is elongated in a direction parallel to the window width with a length at least equal to the maximum extent of the window width. The light emitting tube includes two boundary sections between which the middle section extends. The two boundary sections have bent ends connected to the middle section at ends thereof, respectively.