US PATENT SUBCLASS 100 / 51-- .~.~.~ With dwell time control

US PATENT SUBCLASS 100 / 51
.~.~.~ With dwell time control

Current as of: June, 1999
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100 /	HD	PRESSES

43	DF	AUTOMATIC OR MATERIAL TRIGGERED CONTROL {5}
48	DF	.~ Of actuating means {2}
50	DF	.~.~ By pressure applied to material {2}
51		.~.~.~ With dwell time control

DEFINITION

Classification: 100/51

(under subclass 50) Apparatus in which the pressure upon the material causes the movement of the platen in the compacting direction to cease and hold position and there is means to maintain the platen in such compression position for a predetermined length of time.

SEE OR SEARCH CLASS

408, Cutting by Use of Rotating Axially Moving Tool,

8+, for drilling machines having feeding means and automatic control for the feed in which the control includes means to interrupt the relative approach of work and tool at a predetermined point or points, maintain the tool and work in set position while relative rotation of the work and tool continues and then reverse the direction of feed.