Patent ID: 8434738
Filing Date: 2013-05-07
Classification: E04F

Abstract:
1. A jack for moving a flooring element by pulling or by pushing, the jack comprising: a base; a puller pivotably attached to the base capable of pivoting movement in a first direction to a position enabling puller contact with a flooring element side portion during flooring element pulling and, alternatively, pivoting movement in an opposite direction to a position out of contact with a flooring element during flooring element pushing; a ram extendable from the base capable of applying (a) a force which pulls the flooring element by extension of the ram against a fixed surface with the puller in contact with the flooring element side portion thereby to move the puller and flooring element away from the fixed surface and, alternatively, (b) a force which pushes the flooring element by extension of the ram against the flooring element side portion with the jack secured to a support; and a ram-drive mechanism in power-transmission relationship with the ram operative to extend the ram.