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. 09, 1991
Filed:
Jun. 29, 1990
Seiji Mizuoka, Katano, JP;
Kazumasa Okumura, Souraku, JP;
Matsushita Electric Industrial Co., Ltd., Kadoma, JP;
Abstract
A lead's position recognizing device including device for detecting positions of maximum points and minimum points on each outline of each region surrounded by adjacent leads or positions of a pair of corners on diagonal of each outline and a device for detecting the lead's position from intersecting point of a straight line connecting midpoints between said maximum point and minimum point taken at a given proportion or midpoints on diagonal of a pair of corners also taken at a given proportion and the outline. It features the possibility of recognizing the lead's position by the use as positional information of the maximum and minimum points of the outline or the positions of a pair of corners on the diagonal of the outline which remain unchanged even if the given IC parts are turned or have changes in shape such as burrs.