(under subclass 452) Device whose clamp is actuated by human power, applied to a force-transmitting linkage from a handle, crank, or pedal.
(1) Note. This subclass includes manually actuated eccentric cams, toggles, wedges, etc., in clamp drives, wherein it is not taught to be a self-binding drive. Manually actuated clamps also appear in most of the subclasses (of this group) collateral with and superior to this one.
SEE OR SEARCH THIS CLASS, SUBCLASS:
452+, for a clamp actuated by direct hand pressure.
459, for some conventional manually-actuated clamps which are characterized by being biased or counterbalanced.
