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:
Feb. 18, 2003
Filed:
May. 14, 2001
Harald Geiger, Pürgen, DE;
Hubert Daxenberger, Herrsching, DE;
Ronald Vuillemin, Niederlinsbach, CH;
Marcel Jufer, Lausanne, CH;
Udo Schochtert, Muzzano, CH;
Hilti Aktiengesellschaft, Schaan, LI;
Abstract
A hand-held tool including an electromagnetic hammer mechanism ( ) for applying a percussion movement to a working tool ( ) and including at least one stator, at least one coil ( ), a striking piston formed as a yoke ( ) supported in a magnetic flux for a limited displacement along the oscillation axis (A) and having at least one magnetomotive region ( ) formed of a soft magnetic ferroelectric material, and at least one magnet ( ) associated with the stator, magnetizable along the oscillation axis (A), and arranged along and adjacent to at least one segment of the coil ( ) located at an end of the stator.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile