Patent ID: 6682049
Filing Date: 2004-01-27
Classification: E01C,E04F,E04G,Y10T

Abstract:
An extraction apparatus, comprising:an elongated frame having a first end and a second end; a handling bar connected to the first end of the frame; a vacuum cup frame connected to the second end of the frame; a vacuum cup connected to the vacuum cup frame; a wheel pivot bar connected to the frame between the first and second ends; wheels connected to the wheel pivot bar; and wherein the elongated frame comprises: a first upper bar connected to a second upper bar at an angle, the first upper bar being connected to the handling bar; a first lower bar connected to the first upper bar at an angle, and connected to a second lower bar, the second lower bar being connected to the second upper bar at an angle; and a support frame connected to the wheel pivot bar and to the intersection of the first upper bar and second upper bar.