US PATENT SUBCLASS 401 / 135
.~.~.~ Implement includes vent, flow-regulator or force-applying means

Current as of: June, 1999
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401 /   HD   COATING IMPLEMENTS WITH MATERIAL SUPPLY

132  DF  INCLUDING RUPTURABLE MEANS OR SEALED-CARTRIDGE RECEIVER {1}
133  DF  .~ Sealed-cartridge receiver with flow-establishing means {1}
134  DF  .~.~ By piercing cartridge {1}
135.~.~.~ Implement includes vent, flow-regulator or force-applying means

DEFINITION

Classification: 401/135

(under subclass 134) Implement including a passage for admitting air to the container, or to a casing surrounding

the container, to control the flow of material; a flow-regulator*; or means by which pressure may be applied against the material in the container to cause or assist in its discharge to the tool.

(1) Note. The air passage may be disclosed as an enlarged channel in a fountain pen feeder* alongside of and in longitudinal communication with the capillary ink feed groove.