.~.~ Variable speed during one revolution (e.g., intermittent)
DEFINITION
Classification: 83/593
(under subclass 591) Device provided with means to change the speed of revolution of the tool during each revolution.
(1) Note. The speed change may involve, for instance, an acceleration of the tool in the cutting zone and deceleration elsewhere; or, by way of further example, the stopping and restarting of the tool at least once during each revolution.
SEE OR SEARCH THIS CLASS, SUBCLASS:
69, for a cutting machine having means to stop at least part of the machine after a predetermined number of tool cycles.
298, 313, 311+, for a "flying" cutting machine having means to vary the speed of a cutting tool.
617, for a machine of the simple rectilinear type having means to vary the speed of a cutting tool.
