US PATENT SUBCLASS 353 / 74
CABINET ENCLOSES PROJECTOR AND ONE SIDE OF SCREEN


Current as of: June, 1999
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353 /   HD   OPTICS: IMAGE PROJECTORS

74CABINET ENCLOSES PROJECTOR AND ONE SIDE OF SCREEN {3}
75  DF  .~> Light shield, mask, hood, or diaphragm
76  DF  .~> Focus or variable magnification
77  DF  .~> Reflector between lamp and screen {1}


DEFINITION

Classification: 353/74

(under the class definition) Subject matter including a cabinet which encases the projector and part of the viewing screen and which excludes outside light from the projection path to form a unitary device.

SEE OR SEARCH THIS CLASS, SUBCLASS:

18, for a cabinet-type projector with sound accompaniment.

47, for a cabinet-type projector where the image moves on the screen.

67, for a cabinet-type projector for projecting an image of an opaque object.

71, for a cabinet-type projector which may selectively be employed to project on a distant detached screen as well as on the cabinet screen. 72, for a projector and a viewing screen in a casing which is opened to remove the projector or screen for use.

79, for a projector structurally related to a screen.

119, for a projector with its housing.

SEE OR SEARCH CLASS

312, Supports: Cabinet Structure,

10.1, for a cabinet for a projector where an optical part of the device is only nominally claimed. A patent which claims a projector and a screen or a plurality of optical elements is in this Class 353.

352, Optics: Motion Pictures, for a cabinet-type motion picture projector.