Patent ID: 6874742

Claim:
A clamp device including an elongate member, slidably mounted on the elongate member is a first engagement element for, in use, abutting a surface of an object to be clamped, said first engagement element including a locking device for releasably stalling said first engagement element upon said elongate member, said clamp device also including a second engagement element for clamping between the second engagement element and the first engagement element the object to be clamped, each of the first and second engagement elements including an engagement surface and, spaced from the elongate member, at least one shoulder which projects beyond the plane of said engagement surface and is adjustable in position relative to a surface of the elongate member by an adjustment member, the locking device including a plate with an opening through which the elongate member is engaged, said plate being tiltable by an adjustment mechanism to tilt relative to the longitudinal axis of the elongate member to wedgingly lock onto the elongate member, said adjustment mechanism including a lever pivotally coupled to the first engagement element and pivotally coupled to a link element fixed to and projecting from the plate, and wherein the elongate member is of circular cross section and the opening in the plate is circular and of a diameter greater than the external diameter of the elongate member.