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:
Oct. 20, 1981
Filed:
Mar. 17, 1980
Applicant:
Inventors:
Derek A Brand, Camarillo, CA (US);
Derek R Brand, Carpenteria, CA (US);
Assignee:
Tyco Industries, Inc., Moorestown, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63H / ; F42B / ; H02K / ;
U.S. Cl.
CPC ...
46259 ; 104 60 ; 310154 ;
Abstract
A single conductive spring resiliently biases a pick-up shoe against a track rail while resiliently biasing a brush arm against the motor commutator segments. The spring provides an electrical current path between the pick-up shoe and brush arm.