US PATENT SUBCLASS 92 / 57
.~.~ Axes of cylinders parallel to axis of rotation

Current as of: June, 1999
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92 /   HD   EXPANSIBLE CHAMBER DEVICES

54  DF  ROTATING CYLINDER {2}
56  DF  .~ Plural cylinders {2}
57.~.~ Axes of cylinders parallel to axis of rotation

DEFINITION

Classification: 92/57

(under subclass 56) Apparatus in which the several cylinders are positioned with the axes thereof parallel to each other and in which the axis of the circular path extends in a direction parallel to the axes of the several cylinders.

SEE OR SEARCH THIS CLASS, SUBCLASS:

12.2, for plural cylinders arranged in parallel relationship with a rotary transmission axis and having means to adjust the working chamber displacement thereof.

SEE OR SEARCH CLASS

91, Motors: Expansible Chamber Type,

499+, for expansible chamber type motors having three or more cylinders arranged in parallel relationship with a rotary transmission axis.

417, Pumps, 269, for expansible chamber type pumps having three or more cylinders arranged in parallel relationship with a rotary transmission axis.