Driving shaft device of toy twist car
US6634662B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Jul 15, 2002 |
| Grant date | Oct 21, 2003 |
| Priority date | — |
| Expiry date | Aug 15, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62K9/00
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A driving shaft device of a toy twist car is disclosed. The toy twist car has a car body. A rear side of the car body has an idle wheel and a front end thereof is installed with a vertical driving shaft. A handle is installed and perpendicular to the driving shaft. A lower end of the driving shaft is vertically installed with a driving seat which is extended horizontally. A rear end of the driving seat is installed with two driving wheels at a right and left sides of the driving seat. The driving shaft is a rod body, an axial rod encloses the rod body. A lower and an upper ends of the rod body have outer threads. Surfaces of the rod body and axial rod are formed with buckling structures and a lower end of the axial rod is formed with a connecting shaft and a shoulder portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.