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:
Feb. 14, 2017
Filed:
Apr. 23, 2012
Lee Patrick, Sherwood, OR (US);
David Brayshaw, Happy Valley, OR (US);
Scott Wittkop, Beavercreek, OR (US);
James Barrett, Milwaukie, OR (US);
Ting-kwo Lei, Clackamas, OR (US);
Lee Patrick, Sherwood, OR (US);
David Brayshaw, Happy Valley, OR (US);
Scott Wittkop, Beavercreek, OR (US);
James Barrett, Milwaukie, OR (US);
Ting-Kwo Lei, Clackamas, OR (US);
PCC Structurals Inc., Portland, OR (US);
Abstract
Apparatus and method for purging atmospheric air from a chamber with a gas including means for generating a substantially non-turbulent, laminar flow front of the gas into the chamber with minimal turbulence to displace the atmospheric air in the chamber, the chamber having exhaust means associated therewith to permit the displaced atmospheric air to exit the chamber. The chamber is preferably a welding chamber and the gas is preferably argon.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile