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:
Jan. 10, 1989
Filed:
Jul. 01, 1987
Applicant:
Inventor:
Hans Schreiber, Lappersdorf, DE;
Assignee:
Siemens Aktiengesellschaft, Berlin and Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B / ;
U.S. Cl.
CPC ...
324208 ; 74449 ; 324173 ; 310168 ; 307106 ;
Abstract
The generator wheel is composed of a tooth part and of a marker part. The tooth part has a rotational axis and a coaxial tooth or toothed edge in the shape of a circular ring with teeth situated distributed over its circumference, some of said teeth being marker teeth which include a recess. The marker part is secured to the tooth part and contains sheet metal strips corresponding in number to the number of marker teeth, said sheet metal strips projecting into said recesses of the marker teeth. Marker part and tooth part are composed of materials having different eddy current losses.