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US 5,296,803 AGranted
Watt-hour meter cover with battery hatch/reset switch and optical communication port
AssigneeLandis & Gyr Metering, Inc.
InventorsLane C. Kirby, Lester C. Moore, Christopher J. Gatz, Ronald C. Tate
Life of this patent
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Abstract
A watt-hour meter cover is provided which has an optical coupler including a conduit, lens, and means for engaging an external programmer/reader. The conduit is has improved signal transmission properties. The cover may be designed to disable test mode hardware when replaced after meter servicing. A battery access hatch and module with a reset and scroll actuator is installed through the cover.
Claims11
A cover for mounting on an energy consumption meter having a radiation signal transmitter for external communication with an external reader, the cover comprising:
- a cover body having means for engaging an energy consumption meter;
- communication pathway means for conducting a radiation signal from a transmitter in the meter, said pathway means including;
- an elongated conduit body having a pair of opposite ends;
- means for supporting said conduit body on said cover body for communicative alignment of one end of said elongated conduit body with the transmitter when said cover body is mounted on the meter, said means mounting the other end of said conduit body to said cover body with said elongated conduit body extending toward the transmitter;
- and
- means integral with said conduit body for enhancing transmission of the radiation signal through the interior of said conduit body by enhancing internal reflection of the signal therewithin;
- and
- engagement means for engaging an external reader in communication with said other end of said elongated conduit body.
5 more elements
Dependencies are inferred from the claim text.