Patent ID: 7686362
Filing Date: 2010-03-30
Classification: E01C,E04G

Abstract:
1. A stone lifting device with two handles that pivot in relation to each other, wherein a first gripping jaw is located at an end region of one handle and a second gripping jaw is mechanically connected to an end region of the other handle, wherein the one handle and the other handle can be pivoted in relation to each other at their end regions about an axis such that in the clamping position a stone can be clamped between the first gripping jaw and the second gripping jaw, the improvement comprising a locking mechanism that can be activated and deactivated, wherein in the activated condition in the clamping position the positions of the handles are maintained and the stone remains clamped between the gripping jaws, and wherein in the deactivated condition the clamping position is maintained by a clamping force that is exerted on to the handles manually by an operator, wherein the second gripping jaw is positioned on a gliding component that is adjustable along a bar-shaped clamping component in a longitudinal direction thereof, whereby the clamping component is attached to the end region of the other handle.