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.

Date of Patent:
Sep. 19, 1989

Filed:

Apr. 06, 1988
Applicant:
Inventors:

Ronald J Falk, Scotts Valley, CA (US);

John S Lee, Coon Rapids, MN (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K / ;
U.S. Cl.
CPC ...
29 3 / ; 29743 ; 294-2 ; 294 641 ; 2941191 ;
Abstract

Apparatus (10) for centering an integrated circuit device (12) along X and Y axes (95, 97) with respect to a Z axis (39). First and second jaw pairs (98, 100), are actuated so that corresponding jaws of each pair are, at all times, disposed along their respective axis at equal distances from the Z axis (39). Corresponding jaws of each pair (98, 100) are, concurrently, moved toward and away from the Z axis, therefore. In a preferred embodiment, actuation is effected by means of linear extender rods, (70, 72) which, in turn, in effect rotation of discs (26, 28) and their corresponding turnstiles (106, 114). Turnstile (106, 114) rotation, in turn, effects linear movement of track riders (84, 86) to which the jaw pairs, (98, 100) are mounted.


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