Photoelectric control unit of a video car-racing game machine
US6159099A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Dec 8, 1998 |
| Grant date | Dec 12, 2000 |
| Priority date | — |
| Expiry date | Dec 8, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63F2300/8017
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A photoelectric control unit installed in a video game machine and operated to control the motion of a controlled object in the screen of a display unit of the video game machine, the photoelectric control unit including a housing, a steering column installed in the housing and rotated with a steering wheel, a torsional spring mounted on the steering column, the torsional spring having one end fixedly fastened to the steering column and an opposite end fixedly connected to a fixed spring holder inside the housing, and a photoelectric controller formed of an optical transmitter and detector assembly and a signal processing circuit board for detecting rotary motion of the steering column and outputting to the display unit of the video game machine a signal indicative of rotary motion of the steering column.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.