US PATENT SUBCLASS 222 / 638
INCLUDING TIMER


Current as of: June, 1999
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222 /   HD   DISPENSING

638INCLUDING TIMER {4}
639  DF  .~> For timing dispensing period {3}
649  DF  .~> For aerosol dispenser
650  DF  .~> For plant or animal feed dispenser
651  DF  .~> For wash cycle ingredient dispenser {1}


DEFINITION

Classification: 222/638

INCLUDING TIMER:

(under the class definition) Dispenser having means to limit either the period of discharge, or the period between the occurrence of a predetermined event and the beginning of a subsequent discharge period.

SEE OR SEARCH CLASS

62, Refrigeration,

231+, for timer actuation of a refrigeration device.

137, Fluid Handling,

132+, for periodic discharging siphons, and subclasses 623.11+ for a fluid distribution system including a programmer, or timer (no supply container being claimed).

200, Electricity: Circuit Makers and Breakers, 19.01+, and 33+ for periodic and retarded switches, respectively.

210, Liquid Purification or Separation,

138+, for timer controlled liquid treatment, and subclasses 141+ for programmer controlled liquid treatment.

221, Article Dispensing,

15+, for article dispensing devices having a timing, or delay mechanism.

239, Fluid Sprinkling, Spraying, and Diffusing,

66, for serially operated means distributing fluid to a diffuser, and subclasses 67+ for selectively preset means serving to cut off flow to a diffuser.

251, Valves and Valve Actuation,

15+, for valves having a compulsory cutoff after a nonautomatic opening; subclasses 25+ for fluid servomotor operation of valves; subclasses 48+ for dashpot, or fluid controlled retarders, or timers for valve actuators; and subclass 64 for nonfluid retarders in valve actuation.

368, Horology: Time Measuring Systems or Devices, appropriate subclasses, for a timer, per se.

431, Combustion,

18+, for a burner assembly having a timer, programmer, or condition responsive control.