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:
Feb. 17, 1987
Filed:
Oct. 01, 1984
Harry S Coffin, King of Prussia, PA (US);
Other;
Abstract
A fixture to support an electronic board and to be connected to a tester for testing the electronic board. The fixture has a fixed support, a vertically movable first carrier on the fixed support mounting an electronic board, a vacuum chamber for moving the first carrier, spring means for vertically moving the first carrier away from the fixed support, a second carrier mounted on the first carrier for vertical motion, a vacuum chamber for moving the second carrier relative to the first carrier downwardly toward the fixed support, and spring means connected between said first and second carriers for moving the second carrier relative to the first carrier upwardly away from the fixed support.