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:
May. 31, 1983
Filed:
Dec. 11, 1981
Applicant:
Inventor:
John A Herr, Garwood, NJ (US);
Assignee:
The Singer Company, Stamford, CT (US);
Primary Examiner:
Int. Cl.
CPC ...
H02K / ;
U.S. Cl.
CPC ...
310225 ; 310207 ;
Abstract
A single air gap motor is provided with inner and outer coil wires in armature slots. Inner and outer coils with the same number of turns are symmetrically distributed around the armature and are connected in series with inner and outer coils alternating in the connection to balance out back E.M.F.