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:
Jun. 17, 2003
Filed:
Jul. 16, 2001
Kjell Klintenstedt, Saltsjö-Boo, SE;
Torbjörn Larsen, Uttran, SE;
Jan Setterberg, Huddinge, SE;
Stefan Szepessy, Stockholm, SE;
Alfa Laval AB, Tumba, SE;
Abstract
The invention refers to a drive unit ( ) for a centrifuge rotor ( ) of a centrifugal separator. The drive unit ( ) includes a drive shaft ( ), which is arranged to support said centrifuge rotor ( ) and is rotatably journalled around an axis (z) of rotation, a casing ( ), which forms an inner space for the drive shaft ( ), and a drive motor shaft ( ), which is provided outside the casing ( ) and connected to the drive shaft ( ) by means of a transferring member ( ) which extends through a passage ( ) in the casing ( ). A shielding member ( ) is provided inside the casing ( ) in such a way that the part of the transferring member ( ), which is located inside the casing ( ) is shielded from the inner space, wherein the shielding member ( ) forms a channel, which extends through the casing ( ) and is shielded from the inner space of the casing.