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. 03, 2016
Filed:
Jun. 24, 2013
Borgwarner Inc., Auburn Hills, MI (US);
Thomas Buchholz, Stockach, DE;
Frank Gerber, Markdorf, DE;
Borg Warner Inc., Auburn Hills, MI (US);
Abstract
The invention relates to a fluid friction clutch () having a housing () and a clutch disk (), which is rotatable relative to the housing (), and which is rotatably arranged at one end () of a shaft () centrally supported inside the housing (), having a working chamber () between the housing () and the clutch disk (), having a storage chamber () for clutch fluid; and having a feed duct (), which leads from the storage chamber () to the working chamber (), characterized by a supply pump element (), which is rotatable relative to the housing () and which is arranged, rotationally fixed, on the shaft (), and which defines a shear gap () with the housing (); and by a valve (), which is arranged in the feed duct (), characterized in that an operative element () is arranged on the housing ().