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. 24, 2004
Filed:
Mar. 18, 2002
Michael A. Szatmary, Ft. Worth, TX (US);
La Calhene, Inc., Rush City, MN (US);
Abstract
A transfer port apparatus ( ) is provided to enable a worker to transfer one or more objects through a sealed passageway provided in the apparatus ( ) from one sealed chamber into another sealed chamber. Transfer port apparatus ( ) is adapted to be coupled to a movable canister ( ) and a stationary isolator ( ). Expandable airtight seals ( ) are deflated, doors ( ) are removed and an object ( ) is transferred into the airtight clean working environment established in the isolator ( ) through the sealed passageway established in transfer port apparatus ( ) following coupling of canister ( ) to isolator ( ) using transfer port apparatus ( ). After the object ( ) is moved, doors ( ) are replaced and expandable airtight seals ( ) are inflated creating a substantially airtight seal. Movable canister ( ) can be uncoupled from the transfer port apparatus ( ).