U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Roadway for supplying power to vehicles and method of using the same

Patent 4007817 Issued on February 15, 1977. Estimated Expiration Date: Icon_subject February 15, 1994. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

458859

Inventor

Application

No. 431924 filed on 01/09/1974

US Classes:

191/10, MAGNETIC INDUCTION191/14SECTIONAL CONDUCTOR

Examiners

Primary: Tollberg, Stanley H.

Attorney, Agent or Firm

International Class

B60L 5/00 (20060101)

Abstract

A roadway having at least one lane for traffic moving in one direction and at least one lane for traffic moving in the opposite direction is provided with power conductors for inductively coupling power to vehicles moving along the roadway. The conductors are embedded in the lanes and extend in the direction of vehicular movement. Power sources are provided along the roadway and the conductors are arranged so as to minimize the lengths thereof which are not directly employed for the inductive coupling of power to vehicles.

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