Patent ID: 8402798

Claim:
A device comprising: a first clamping member having a base member with a first clamping surface and a locking member assembled with the base member and movable with respect to the base member between a securing position and a releasing position; and a second clamping member slidably engaged with the first clamping member and selectively movable to a plurality of clamping positions, the second clamping member having a second clamping surface opposite the first clamping surface; wherein the locking member is configured to secure the second clamping member in one of the plurality of clamping positions when the locking member is in the securing position, the locking member further being configured to permit movement of the second clamping member out of the one of the plurality of clamping positions when the locking member is in the releasing position; further wherein the locking member comprises a locking catch having a first interlocking feature configured to interlock with a second interlocking feature of the second clamping member when the locking member is in the securing position, the locking member further comprising a lock bar selectively movable with respect to the locking catch, such that the lock bar forces the locking catch into interlocking engagement with the second clamping member when the locking member is in the securing position; and wherein the locking member includes a lock aperture configured to receive an obstruction to obstruct movement of the locking member from the securing position to the releasing position.