US PATENT SUBCLASS 53 / 493
.~ Of individual contents or group feed or delivery

Current as of: June, 1999
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53 /   HD   PACKAGE MAKING

52  DF  WITH MEANS RESPONSIVE TO A SENSED CONDITION {6}
493.~ Of individual contents or group feed or delivery {7}
494  DF  .~.~> Responsive to incomplete group or subgroup (no group - no feed)
495  DF  .~.~> Responsive to complete group or subgroup {2}
501  DF  .~.~> By totalizing of individual contents
502  DF  .~.~> By weight of contents
503  DF  .~.~> By volume of contents
504  DF  .~.~> By dimension of contents
505  DF  .~.~> Responsive to presence or absence of cover material (e.g., wrapper, receptacle, lid) {1}

DEFINITION

Classification: 53/493

Of individual contents or group feed or delivery:

(under subclass 52) Apparatus wherein, in response to the sensing means, a control means brings about the starting, stopping, or continuation of the supply of the contents.

SEE OR SEARCH THIS CLASS, SUBCLASS:

55+, for apparatus in which both the supply of the contents and the supply of the cover are controlled concurrently.

SEE OR SEARCH CLASS

141, Fluent Material Handling, With Receiver or Receiver Coacting Means,

139, 153, and 192+ for automatic control of filling apparatus by the contents material.

198, Conveyors: Power-Driven, 855+, for devices for controlling the stopping of conveyors by the presence or absence of an article thereon.

235, Registers,

132, for apparatus with control means operable on predetermined register reading.