Patent ID: 6048156
Filing Date: 2000-04-11
Classification: E04H

Abstract:
A parking device comprising:a base having two base frames and a connecting rod connected between said two base frames, two rails connected between said two base frames and at least three posts extending from said connecting rod at equal intervals, each of said posts having a first sprocket mounted to the top thereof;a first parking unit located between either two of said adjacent posts, said first parking unit having a platform and movable along said two rails in a reciprocal lateral movement, a first motor mounted to said platform, at least one set of rollers attached to the bottom of said platform so as to be actuated by said first motor and roll along said two rails, and an inverted U-shaped frame attached to said platform;at least two second parking units mounted for reciprocal vertical movement between any two of said adjacent posts, each of said second parking units having a platform, each of said second parking units having two second sprockets and two roller means respectively mounted to the rear end thereof; each of said roller means movably mounted along said post corresponding thereto, anda cable fixture fixedly connected to an outermost post on one end of said parking device and a second motor fixedly connected to the other outermost post on the other end of said parking device, a cable having a first end thereof fixedly attached to said cable fixture and a second end thereof retractably engaged with said second motor, said cable reeved through each said first sprockets and each of said second sprockets in sequence for driving said second parking units in said reciprocal vertical movement.