Patent · US Expired

Toy car

US4475618A · kind A · utility

24Cited by
3References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 1, 1982
Grant dateOct 9, 1984
Priority date
Expiry dateNov 1, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/19614
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A power driven toy car includes a system for coupling power from a power source to the driving wheels of the toy car, which system automatically decouples the power source from the driving wheels when the power source is deactivated to permit free rotation of the driving wheels.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.