US PATENT SUBCLASS 72 / 45
.~.~.~.~ Force feed

Current as of: June, 1999
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72 /   HD   METAL DEFORMING

39  DF  WITH CLEANING, DESCALING, OR LUBRICATION OF WORK OR PRODUCT {2}
41  DF  .~ Lubricating {2}
43  DF  .~.~ With means to apply lubricant {1}
44  DF  .~.~.~ With means to transfer lubricant {1}
45.~.~.~.~ Force feed

DEFINITION

Classification: 72/45

Force feed:

(under subclass 44) Device comprising means to develop pressure in the lubricant prior to its contact with the work or tool.

(1) Note. This subclass contains all systems for lubricating work material where a force, other than that acting on the work or tool, is required to transfer the lubricant.

(2) Note. The term "force" for the purposes of this subclass excludes the force of gravity.

SEE OR SEARCH THIS CLASS, SUBCLASS:

44, for structure utilizing gravity feed of lubricant in a metal-deforming device.