(under the class definition) Apparatus provided with means to sense a condition which means causes the operation of a control device.
(1) Note. Comminuting members, valve bodies, and like members, which are contacted and moved or operated by the material were considered to be excluded by the above definition and will be found classified below. See the appended notes.
(2) Note. References under "Search Class" below and similar notes to the definitions of the indented subclasses will be found to include only those classes having automatic control features most nearly analogous to the subject matter of this class.
SEE OR SEARCH THIS CLASS, SUBCLASS:
59, for nonautomatic gas flow control means.
82, for trap chambers having projected material operated closures. 121+, 127+, 211, 230+, and 286+, for yieldingly mounted comminutor elements adapted to move under abnormal pressure of the material thereagainst.
SEE OR SEARCH CLASS
34, Drying and Gas or Vapor Contact With Solids,
524+, and the notes thereto, for automatic control for apparatus for applying gas or vapor to solids.
99, Foods and Beverages: Apparatus,
486+, for automatic controls in food treating apparatus.
100, Presses,
43+, for presses not elsewhere provided for and having automatic or material triggered control.
192, Clutches and Power Stop Control,
116.5+, for automatically controlled stop mechanisms of general application.
222, Dispensing,
52+, and the notes thereto for dispensers, per se, having automatic controls.
