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. 18, 2012
Filed:
Feb. 13, 2009
Gunter Schneider, Marburg, DE;
Helwig Buchenauer, Dautphetal-Buchenau, DE;
Stephan Huttenhuis, Aachen, DE;
Ulf Börner, Marburg, DE;
Gunter Schneider, Marburg, DE;
Helwig Buchenauer, Dautphetal-Buchenau, DE;
Stephan Huttenhuis, Aachen, DE;
Ulf Börner, Marburg, DE;
Schneider GmbH & Co. KG, Fronhausen, DE;
Abstract
A polishing head for use in a polishing machine for optical surfaces, having an axis of rotation and a base body having a holding structure intended to be arranged at a polishing spindle and having a transport element intended to be held at a tool change arm, the transport element being positionable against a holding element of the tool change arm in order to perform a tool change, wherein at least one locking element is provided which can be positioned against the tool change arm such that a positive and/or non-positive joint results.