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. 17, 2012
Filed:
Jun. 15, 2007
Raechell M. Thuot, Racine, WI (US);
Bryan L. Ackerman, Freeland, MI (US);
Brian C. Dais, Saginaw, MI (US);
Robert R. Turvey, Sanford, MI (US);
Jeramy M. Dubay, Hope, MI (US);
Raechell M. Thuot, Racine, WI (US);
Bryan L. Ackerman, Freeland, MI (US);
Brian C. Dais, Saginaw, MI (US);
Robert R. Turvey, Sanford, MI (US);
Jeramy M. Dubay, Hope, MI (US);
S. C. Johnson & Son, Inc., Racine, WI (US);
Abstract
A hand-held vacuum device includes a housing to hold an electrical motor operable to drive a piston pump that is configured to draw a substantially continuous vacuum for each complete cycle of the piston pump. The hand-held vacuum device also includes an expansion chamber releasably connected to and in fluid communication with the housing and a vacuum interface that has a vacuum connector in fluid communication with the expansion chamber and is configured to releasably couple to a valve disposed on a container. The expansion chamber separates air and liquid from a fluid drawn into the expansion chamber.