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:
Jan. 09, 2001
Filed:
Jun. 04, 1998
Applicant:
Inventors:
Richard F. Foulke, Stoneham, MA (US);
Richard F. Foulke, Jr., Westford, MA (US);
Cord W. Ohlenbusch, Andover, MA (US);
Assignee:
Speedline Technologies, Inc., Franklin, MA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 3/512 ;
U.S. Cl.
CPC ...
B23K 3/512 ;
Abstract
An apparatus for placing an array of solder balls on a substrate includes a carrier plate having an array of holes therethrough. Each hole is capable of holding a solder ball. A ball placement head having an array of pins is aligned with a desired pattern of solder balls held by the carrier plate. The array of pins push the pattern of solder balls through the holes in the carrier plate onto the substrate.