Cartridge operated entertainment system with removal deterrent device for preventing unauthorized use
US5007256A · kind A · utility
Inventor
Key dates
| Filing date | Sep 20, 1989 |
| Grant date | Apr 16, 1991 |
| Priority date | — |
| Expiry date | Sep 20, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T70/5009
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A cartridge-operated entertainment system having a cartridge receiving opening in a front side thereof and a removable deterrent device for preventing unauthorized use of the system. The deterrent device includes a base with a first upstanding leg for removable engagement with an aperture in the underside of the housing and a second upstanding leg positionable in adjacent relation to the cartridge receiving opening for preventing insertion of a cartridge into the opening when said first leg is engaged with the housing. A removable locking head is positionable and lockable on an upstanding end of the second leg for preventing disengagement of the first leg from the housing aperture, and thus removal of the second leg from its obstructing position adjacent the cartridge receiving opening. The system includes an access door that is movable between an open position for permitting access to the cartridge receiving opening and a closed position for covering the cartridge receiving opening, and a flexible shield is secured to the underside of the access door for covering the cartridge receiving opening when said deterrent device isused with the door in an open position and when the door i…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.