US PATENT SUBCLASS 433 / 104
.~.~ Including lubricating or apparatus cooling means


Current as of: June, 1999
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433 /   HD   DENTISTRY

25  DF  APPARATUS {20}
103  DF  .~ Having motor or means to transmit motion from motor to tool (e.g., "engine") {10}
104.~.~ Including lubricating or apparatus cooling means


DEFINITION

Classification: 433/104

Including lubricating or apparatus cooling means:

(under subclass 103) Apparatus wherein means are provided either (a) to apply a substance between moving parts of the apparatus which are in contact to reduce the friction therebetween, or (b) to carry heat away from the apparatus.

(1) Note. Apparatus which dispense the lubricating or cooling liquid into the patient's mouth will be found in the dispensing subclasses above.

SEE OR SEARCH THIS CLASS, SUBCLASS:

82+, for motor operated tools which dispense the cooling or

lubricating fluid into the patient's mouth.

SEE OR SEARCH CLASS

384, Bearings,

313+, for cooling a bearing by a lubricant and subclasses 317+ for cooling a bearing by means other than lubricant. 408, Cutting by Use of Rotating Axially Moving Tool,

66+, for cooling or drilling apparatus in general.

451, Abrading,

488, for abrading apparatus combined with cooling means.