US PATENT SUBCLASS 359 / 220
.~.~.~ Having planar rotating reflector with transverse rotation axis

Current as of: June, 1999
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359 /   HD   OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS

196  DF  DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) {3}
197  DF  .~ Using a periodically moving element (periodic change of optically reflecting, refracting or diffracting element) {6}
212  DF  .~.~ Including reflective type moving element {4}
220.~.~.~ Having planar rotating reflector with transverse rotation axis

DEFINITION

Classification: 359/220

Having planar rotating reflector with transverse rotation axis:

(under subclass 212) Subject matter wherein the faces of the rotating reflector are not curved and the faces are tilted with respect to the rotation axis.