Patent ID: 6464431
Filing Date: 2002-10-15
Classification: A61G,B66F,E02D

Abstract:
An apparatus for raising a buried article comprising:a plurality of support leg assemblies, each of said support leg assemblies having a first end adapted to be placed upon a supporting surface, and a second end; a frame shiftably mounted on said support leg assemblies wherein the frame can be lifted and lowered relative to the supporting surface, said frame including upper and lower crossbar sections having terminal ends, with the upper and lower crossbar sections being pivotally interconnected; and a plurality of lifting elements, each of said lifting elements having a first portion adapted to be connected, at a selected position along a length of a respective said lifting element, to said frame, and a second portion adapted to be removably attached to a buried article, wherein a buried article interconnected to the frame through the plurality of lifting elements can be raised upon shifting of the frame relative to the plurality of support leg assemblies.