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:
Jul. 04, 2017
Filed:
Jun. 29, 2012
Petr Haska, Ceska Trebova, CZ;
Christian Griesshammer, Winterthur, CH;
Petr Haska, Ceska Trebova, CZ;
Christian Griesshammer, Winterthur, CH;
Maschinenfabrik Rieter AG, Winterthur, CH;
Abstract
A drive unit is provided for powering a turret winding head for winding roving onto bobbin tubes. The drive unit comprises a closed housing, a first and a second spindle disposed in a turret base plate, wherein the turret base plate is formed as part of the housing and the spindles are disposed outside of the housing. A first drive is provided for the first spindle and a second drive is provided for the second spindle. The drives are disposed inside the housing, and the first and second drives are each provided with a fan wheel. An intake duct, through which air is drawn in by the fan wheel from outside of the housing, is in each case provided on the intake side of the fan wheel of the first and second drives.