Charles G Logsdon

US Patent:

20030192253, Oct 16, 2003

Filed:

Apr 16, 2002

Appl. No.:

10/122790

Inventors:

Paul Miller - Indianapolis IN, US
Charles Logsdon - Indianapolis IN, US

International Classification:

E06B011/00

US Classification:

049/049000, 049/131000

Abstract:

An underground gate system for use with driveways and many other applications. The system includes plural posts which are hydraulically raised and lowered to blocking or open positions. In the up position, the posts stand 18-36 inches tall and include decorative lighting for safety and visibility. In the down position, the gate elements are virtually invisible. A particular hydraulic control system is also disclosed. The system is designed to be controlled from an in-car or in-house location.