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.:

US 8444770 B1

PDF
Full Text
Expired
Date of Patent:
May. 21, 2013

Filed:

Jun. 29, 2009
Applicants:

Tadd Hohlfelder, Fall Creek, WI (US);

Brad Moran, Chippewa Falls, WI (US);

Rubin Matthews, Jim Falls, WI (US);

Thomas Gannon, Chippewa Falls, WI (US);

Inventors:

Tadd Hohlfelder, Fall Creek, WI (US);

Brad Moran, Chippewa Falls, WI (US);

Rubin Matthews, Jim Falls, WI (US);

Thomas Gannon, Chippewa Falls, WI (US);

Assignee:

TTM Technologies, Inc., Santa Ana, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B08B 9/032 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for cleaning components of a system for filling holes in a printed circuit board with a fluid fill material includes removing the components being a dispensing head and a manifold connected to the dispensing head preferably as a single unit. The single unit is retained in that format. Excess fluid material from the dispensing head and manifold is evacuated preferably by passing air through the dispensing head and manifold. Then the dispensing head and manifold is placed in a cleaning tub, and the manifold is attached to a solvent pump line. The dispensing head and manifold is flushed with a flow of solvent from the solvent pump line; and excess solvent from the dispensing head and manifold is evacuated, by passing air through the dispensing head and manifold.


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