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:
Aug. 19, 2025
Filed:
Jul. 06, 2023
The Boeing Company, Arlington, VA (US);
John F. Spalding, Renton, WA (US);
Marc R. Matsen, Seattle, WA (US);
Gwendolyn Marie Janda, Seattle, WA (US);
The Boeing Company, Arlington, VA (US);
Abstract
Methods and a double vacuum processing system are presented. A double vacuum processing system comprises a first vacuum zone; a second vacuum zone encompassing the first vacuum zone; a first vacuum pump connected to the first vacuum zone and configured to draw a vacuum within the first vacuum zone; a second vacuum pump connected to the second vacuum zone and configured to draw a vacuum within the second vacuum zone; and a diverter valve. The diverter valve is configured to alternate between pneumatically connecting the first vacuum zone to the second vacuum pump or connecting the first vacuum zone to the first vacuum pump.