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:
Aug. 26, 2003
Filed:
Jun. 22, 2001
Michael Bartolotti, Bellinzona, CH;
Ballado Investments Inc., Panama, PA;
Abstract
An array ( ) contains a rotary electromagnetic motor ( ) and/or a linear electromagnetic motor ( ) that is (are) attached to a tool-carrying sleeve ( ) of a machine tool that carries out high-speed working in order to draw off shavings, in which magnets ( ) of the motor(s) are integral with the tool-carrying sleeve ( ) itself. In the array ( ) magnets ( ) are made integral with the tool-carrying sleeve ( ) by a hollow tube ( ) that is attached coaxially to the tube on an inside wall ( ) where the magnets are attached coaxially. The array ( ) also contains a hollow shaft ( ) that is fixed in place while the array ( ) is in operation and is inserted coaxially into the hollow tube ( ). A number of stator induction coils ( ) that interact with the magnets ( ) are arranged on an outer surface of the hollow shaft, and coaxially with respect to the hollow tube.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile