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:
Jul. 13, 2004
Filed:
Dec. 18, 2002
Sang Soo Lee, Chungchongnam-do, KR;
Mirae Corporation, Chungchongnam-do, KR;
Abstract
There is provided a picking apparatus for transferring semiconductor devices in a test handler to increase the number of devices transferred at one time and suitable for devices having different pitches. The apparatus includes: a moving block movably installed on the frame; a first vertical block and a second vertical block installed on both sides of the moving block in a vertical direction to face each other; at least one pair of first guide members and at least one pair of second guide members installed at each of the first vertical block and the second vertical block in the vertical direction; a first lifting block and a second lifting block each of which both ends are respectively coupled to the first guide members and the second guide members to move up and down; a first picker block and a second picker block having a plurality of pickers for picking and detaching the semiconductor devices, and detachably coupled with the first lifting block and the second lifting block; and driving means for driving the first picker block and the second picker block to move up and down in the opposite directions to each other.