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. 04, 2012
Filed:
Nov. 19, 2009
Hui-chin Lin, Houli Township, Taichung County, TW;
Chun-chih Liang, Taipei, TW;
Hui-Chin Lin, Houli Township, Taichung County, TW;
Chun-Chih Liang, Taipei, TW;
Everlight Electronics Co., Ltd., New Taipei, TW;
Abstract
A transmissive optical encoder comprises a base, a first leadframe, a second leadframe, an optical emitter, a shielding portion, an optical receiver, and a lens. The base has a first housing and a second housing. The first leadframe and the second leadframe are respectively disposed in the first housing and the second housing. The optical emitter for emitting a light is disposed in the first housing and coupled to the first leadframe. The shielding portion is extended from the first leadframe being bent to cover the optical emitter and exposes the optical emitter by an opening formed thereon. The optical receiver for receiving the light is disposed in the second housing and coupled to the second leadframe. The lens is disposed on the first housing for rendering the light passing through the opening to the optical receiver.