B23B31/16216 - CPC Classification

Chucks ; Expansion mandrels; Adaptations thereof for remote control; Chucks characterised by the retaining or gripping devices or their immediate operating means; Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially; Jaws movement actuated by levers moved by a coaxial control rod using fluid-pressure means to actuate the gripping means

Recent Application in this class: