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:
Apr. 01, 2003
Filed:
Oct. 12, 2000
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
An electronic component mounting apparatus ( ) includes a device for illuminating a mark ( ) on a printed circuit board ( ) for recognition. The illumination device ( ) includes a light path adjustable member ( ). This light path adjustable member ( ) is disposed between an illumination source unit ( ) and the object ( ) to be illuminated. At least one of the light incidence side and the emission side of the light path adjustable member ( ) is divided into a plurality of subareas ( ), ( ), ( ), each having a different index of refraction. Each of the subareas ( ), ( ), ( ) emits light at a respective different index of refraction. The emitted light can be collected on a specific area containing the object ( ), and appropriate illumination light can thus be emitted to the object ( ).