The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 05, 1989
Filed:
Jul. 18, 1988
Robert A Zambias, Springfield, NJ (US);
Other;
Abstract
An anti-theft device for audio equipment which is accessible through an opening in a frame of an automotive vehicle, includes a rectangular sliding door movable in a vertical direction between a closed position in blocking relation to the opening and an open position permitting access to the audio equipment through the opening; a trackway which guides movement of the sliding door between the open and closed positions; a lead screw rotatably connected with the frame; a support nut connected with the sliding door for threadedly receiving the lead screw; a first gear fixedly mounted on the lead screw; a motor secured to the frame and having an output shaft with a second gear at the free end thereof, the second gear being in meshing engagement with the first gear; an actuation switch for selectively actuating the motor only when the ignition switch of the vehicle is on, to cause the sliding door to move along the trackway between the open and closed positions.