US PATENT SUBCLASS 401 / 180
.~.~.~ Spring pressed

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


401 /   HD   COATING IMPLEMENTS WITH MATERIAL SUPPLY

143  DF  INCLUDING MEANS TO APPLY MATERIAL-MOVING FORCE {10}
171  DF  .~ Piston-provided reservoir {2}
176  DF  .~.~ Slidable piston {6}
180.~.~.~ Spring pressed

DEFINITION

Classification: 401/180

(under subclass 176) Implement wherein the piston is resiliently urged into forceful contact with the coating material in the reservoir.

SEE OR SEARCH CLASS

222, Dispensing,

341, or subclass 582, for a dispenser including a discharge assistant which is a spring-biased piston in the supply chamber.