US PATENT SUBCLASS 414 / 180
.~.~.~ Including apparatus to advance a material-supporting element to a point within chamber, release material, and retract element

Current as of: June, 1999
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414 /   HD   MATERIAL OR ARTICLE HANDLING

147  DF  CHAMBER OF A TYPE UTILIZED FOR A HEATING FUNCTION AND MATERIAL CHARGING OR DISCHARGING MEANS THEREFOR {6}
160  DF  .~ Charging of chamber {7}
172  DF  .~.~ By driven device for transporting material to and/or into, or into and within, chamber {9}
180.~.~.~ Including apparatus to advance a material-supporting element to a point within chamber, release material, and retract element {4}
181  DF  .~.~.~.~> With driven means to eject material from element
182  DF  .~.~.~.~> Element comprises tiltable, material-underlying support {2}
185  DF  .~.~.~.~> Element comprises receptacle having bottom outlet
186  DF  .~.~.~.~> Element comprises grab

DEFINITION

Classification: 414/180

Including apparatus to advance a material-supporting element to a point within chamber, release material, and retract element:

(under subclass 172) Apparatus wherein the driven device includes apparatus to advance a material-supporting element to a point within the chamber, release material from the element, and retract the element from the chamber.

SEE OR SEARCH THIS CLASS, SUBCLASS:

150+, for a driven device including a material-supporting element which moves material to a point within the chamber, and may (a) release the material, retract the element, and return to retrieve the material from the chamber, or (b) release the material onto a device or path which carries the material through and out of the chamber.