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:
Apr. 05, 2016
Filed:
Aug. 01, 2012
Christopher S. Lyons, St. Paul, MN (US);
Kent T. Engle, Hudson, WI (US);
Steven R. Vanhoose, Stillwater, MN (US);
Terence D. Spawn, Stillwater, MN (US);
Joseph M. Pieper, Minneapolis, MN (US);
Edward J. Anderson, Somerset, WI (US);
Walter Stoss, Tucson, AZ (US);
Christopher S. Lyons, St. Paul, MN (US);
Kent T. Engle, Hudson, WI (US);
Steven R. Vanhoose, Stillwater, MN (US);
Terence D. Spawn, Stillwater, MN (US);
Joseph M. Pieper, Minneapolis, MN (US);
Edward J. Anderson, Somerset, WI (US);
Walter Stoss, Tucson, AZ (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A system for processing vapor. The system includes a vapor source for producing a vapor and an outlet conduit coupled to the vapor source for carrying the vapor from the vapor source. Downstream of the vapor source the outlet conduit separates into a vapor bypass conduit and a vapor feed conduit. The system further includes a first vapor control valve disposed in the bypass conduit, a second vapor control valve disposed in the feed conduit, a first vacuum chamber connected to the bypass conduit, and a second vacuum chamber connected to the feed conduit.