US PATENT SUBCLASS 173 / 197
WORK CLEANSING

Current as of: June, 1999
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173 /   HD   TOOL DRIVING OR IMPACTING

197WORK CLEANSING {10}
58  DF  .~> Controlled by relative movement between drive and tool, advance causing or controlling means or manipulating means
59  DF  .~> By motive fluid for drive motor or advance causing or controlling motor {7}
74  DF  .~> Plural cleansing fluid sources
75  DF  .~> Cleansing fluid pump operated by drive {1}
77  DF  .~> Cleansing fluid controlled by control for drive or advance causing or controlling means
78  DF  .~> Cleansing fluid passage through hammer head
79  DF  .~> Drive motor or advance causing or controlling motor provided with passage for cleansing fluid
80  DF  .~> Cleansing fluid passage in impact transmitting anvil
198  DF  .~> Using vacuum or reverse circulation
199  DF  .~> Having outside conduit to supply cleansing fluid

DEFINITION

Classification: 173/197

WORK CLEANSING:

(under the class definition) Apparatus including (1) a specific modification of the tool drive which is for the purpose of removing unwanted material from the work face being operated upon by the driven tool or (2) structure combined with the tool drive which functions to remove unwanted material from the work face being operated upon by the driven tool.

(1) Note. The arrangement of structure which will inherently perform a work cleansing function is included in this definition even through the described function may not include work cleansing (e.g., cooling or lubricating the tool).

SEE OR SEARCH THIS CLASS, SUBCLASS:

3, for automatic control of a power means in response to the condition of a cleansing means.

SEE OR SEARCH CLASS

15, Brushing, Scrubbing, and General Cleaning,

300.1+, for a cleaning machine, per se, including blast or suction.

83, Cutting, 168, for a cutting machine combined with means to clean the work or tool.

175, Boring or Penetrating the Earth,

207+, and see the search notes therein for an earth boring means combined with means to handle drilling fluids or cuttings.

299, Mining or In Situ Disintegration of Hard Material,

64+, and see the search notes therein for a hard material disintegrating machine having means to handle material.

409, Gear Cutting, Milling, or Planing,

249, for a broaching tool with means to clean, lubricate, or modify the temperature of the work or tool.

451, Abrading,

2+, for an abrading machine, device, or process with condition responsive control for sandblasting; subclasses 75+ for a sandblast abrading machine; and subclasses 103+ for an abrading machine with a scouring device.