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:
Dec. 16, 2003
Filed:
Aug. 13, 2002
Mike Wolf, Highland, MD (US);
Dave Krebiehl, St. Joseph, MI (US);
Mike's Train House, Inc., Columbia, MD (US);
Abstract
A model train capable of operating on either a two rail system or a three rail system, the model train including: an electrical device having a first power terminal and a second power terminal; a first wheel assembly for engaging a first rail; a second wheel assembly for engaging a second rail; a pickup member for engaging a third rail; and a switch member coupled between the motor, the first wheel assembly, the second wheel assembly and the pickup member, the switch operable in a first state and a second state, wherein in the first state the switch couples the pickup member to the first power terminal, and couples the first wheel assembly and the second wheel assembly to the second power terminal, and in the second state the switch couples the first wheel assembly to the first power terminal and couples the second wheel assembly to the second power terminal.