Drive apparatus of chair assembly for 4D theater
US10066714B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 23, 2014 |
| Grant date | Sep 4, 2018 |
| Priority date | — |
| Expiry date | Jan 27, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63J2005/002
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A drive apparatus of a chair assembly for a 4D theater according to the present disclosure includes: a lower plate which is in contact with the ground; an upper plate which is positioned above the lower plate so as to be spaced apart from the lower plate; a first actuator which is positioned at a left portion between the lower plate and the upper plate; a second actuator which is positioned at a right portion between the lower plate and the upper plate; and a spline device, in which the spline device is installed to be positioned on a vertical centerline of the lower plate, and the first actuator is installed to have a predetermined first angle with respect to a horizontal centerline of the lower plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.