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:
Sep. 10, 2019
Filed:
Aug. 29, 2015
Abb Oy, Helsinki, FI;
ABB OY, Helsinki, FI;
Abstract
The arrangement comprises a seal () sealing a cylindrical rotating part () passing through an opening in a support structure in the vessel () against a medium (W). The seal () comprises a package of annular seal rings (). Each seal ring () comprises a seal part () being supported in a corresponding seal support part (). The seal support part () in the first seal ring () positioned closest to the medium (W) has the form of a cylinder (A) provided with an annular flange (B) at one end of the cylinder (A). The outer surface of the cylinder (A) is supported and sealed with an auxiliary seal () against the inner circumference of the opening. The annular flange (B) is supported against the support structure () surrounding the opening. There are adjusting means () for adjusting the position of the first seal support part () in relation to the support structure () surrounding the opening in order to relocate the seal () in an axial direction in relation to the rotating part ().