US PATENT SUBCLASS 404 / 122
.~ Rotating drum, roller or tire

Current as of: June, 1999
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404 /   HD   ROAD STRUCTURE, PROCESS, OR APPARATUS

83  DF  APPARATUS {17}
122.~ Rotating drum, roller or tire {10}
123  DF  .~.~> Three tandem rollers
124  DF  .~.~> Roller periphery characteristics
125  DF  .~.~> Plural roll axes angularly shiftable
126  DF  .~.~> Plural roll axes relatively shiftable
127  DF  .~.~> Specific to slope, trench or shoulder application
128  DF  .~.~> Attachment or combined
129  DF  .~.~> With means to lubricate, scrape or clean roller surface
130  DF  .~.~> Shiftable or variable ballast
131  DF  .~.~> Manually propelled, e.g., lawn roller
132  DF  .~.~> Plural rolls with common axes

DEFINITION

Classification: 404/122

(under subclass 83) Device for working the earth or road material with one or more cylindrical members, which members roll across the material.

(1) Note. This device is generally used to compact or "finish" the material.

(2) Note. See search note to Class 172 under class definition of Class 404.

(3) Note. Included here are plural roller element which can shift bodily (that is, a translation of their axes) normal or substantially normal to the material surface.

SEE OR SEARCH THIS CLASS, SUBCLASS:

103, for a material distribution device including a roller with dynamic means to compact material.

117, for an agitating device including a roller with vibrating or impact means. 121, for sheep foot roller means.

SEE OR SEARCH CLASS

180, Motor Vehicles,

20, for a motor vehicle provided with one or more rollers for moving the vehicle.

492, Roll or Roller, for a roll, per se, not elsewhere provided for, and see the search notes thereunder.