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:
May. 06, 2008
Filed:
May. 06, 2004
Applicants:
Armin Blecker, Asslar, DE;
Heinrich Lotz, Wetzlar, DE;
Inventors:
Armin Blecker, Asslar, DE;
Heinrich Lotz, Wetzlar, DE;
Assignee:
Pfeiffer Vacuum GmbH, Asslar, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01M 1/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device for feeding oil to a seat of a bearing () that supports a rotatable shaft () includes an annular oil reservoir () surrounding a seat of the bearing (), an oil pump () having two spindles () with oppositely extending, respectively feeding channels, oil delivery conduit means (); and oil return conduit () provided on axially opposite sides of the bearing seat.