Tricycle
US4484649A · kind A · utility
14Cited by
5References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 24, 1983 |
| Grant date | Nov 27, 1984 |
| Priority date | — |
| Expiry date | Aug 24, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/19614
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A motor and pedal driven tricycle includes a system for coupling the motor to the rear wheels of the tricycle, which system automatically decouples the motor from the rear wheels when the motor is deactivated, thereby permitting free rotation of the rear wheels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.