US PATENT SUBCLASS 343 / 900
.~ Rod type


Current as of: June, 1999
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343 /   HD   COMMUNICATIONS: RADIO WAVE ANTENNAS

700 R  DF  ANTENNAS {58}
900.~ Rod type {1}
901  DF  .~.~> Telescoping {2}


DEFINITION

Classification: 343/900

(under subclass 700) Subject matter wherein the antenna is of substantially fixed or stiff elongated form of no claimed significant electrical length.

SEE OR SEARCH THIS CLASS, SUBCLASS:

715, for rod type antennas significantly related to vehicle structure.

825+, for rod type antennas of a significant electrical length.

874+, for mast or tower type antennas.

888+, for rod type antennas with a support therefor. SEE OR SEARCH CLASS

52, Static Structures (e.g., Buildings), appropriate subclasses for supported poles or posts of more general application and having no features for antenna use, particularly

110, for a shaft supported on a vehicle body, 111+ for a mechanism operated or relatively movable shaft, and 292+ for a pole or post footing.

138, Pipes and Tubular Conduits,

140, 178 for metal pipe of the type which may be used in antennas.

174, Electricity: Conductors and Insulators, appropriate subclasses for an electrically insulated or connected rod which may be merely defined as an antenna with no mechanical or electrical structure specialized making it an antenna, particularly

68.1+, for miscellaneous conduits, cables or conductors, and 137+ for electrical insulators.

285, Pipe Joints or Couplings, appropriate subclasses for such joints having no claimed electrical limitation for antenna.

403, Joints and Connections, appropriate subclasses for rod joints of general application.

428, Stock Material or Miscellaneous Articles,

544+, for stock materials, e.g., or indefinite length, which are all metal or have adjacent metal components which may be used in rod-like antennas.