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:
Oct. 12, 1999

Filed:

Aug. 12, 1997
Applicant:
Inventors:

Peter J Brofman, Hopewell Junction, NY (US);

Patrick A Coico, Fishkill, NY (US);

Mark G Courtney, Poughkeepsie, NY (US);

Shaji Farooq, Hopewell Junction, NY (US);

Lewis S Goldmann, Bedford, NY (US);

Raymond A Jackson, Poughkeepsie, NY (US);

David C Linnell, Poughkeepsie, NY (US);

Gregory B Martin, Wappingers Falls, NY (US);

Frank L Pompeo, Montgomery, NY (US);

Kathleen A Stalter, Hopewell Junction, NY (US);

Hilton T Toy, Wappingers Falls, NY (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K / ; B23K / ;
U.S. Cl.
CPC ...
22818022 ; 228-62 ; 228 19 ; 228 495 ;
Abstract

A device is provided for stretching solder interconnection joints between two substrates of an electronic module. The device employs an expandable metal to exert a separating (stretching) force to the two substrates whereby a lifting rod attached to a clamping bridge is cause to move upwards by expansion of the expandable metal raising a first substrate clamped thereto. A lifting bridge in connection with the clamping bridge is caused to move downward to maintain the lifting bridge in contact with the second substrate being interconnected to the first substrate.


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