Selective stop device for a multi channel frequency switch

Telecommunications – Transmitter and receiver at same station – Having particular housing or support of a transceiver

Patent

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Details

455347, 455351, 200 11R, H04B 138

Patent

active

051597063

ABSTRACT:
A radio transceiver unit is provided which comprises a housing, a radio unit mounted within the housing; a frequency switch mounted within the housing and including a shaft extending above a top plate of the housing, the frequency switch permitting the unit to operate at any of a predetermined number of frequencies. A frequency selector knob is rotatably mounted on the shaft for indexing the frequency switch to any one of the predetermined frequencies, and a stop device is provided for limiting rotation of the knob to any consecutive series of the frequencies from 1 up to and including a maximum available number less one.

REFERENCES:
patent: 3345568 (1967-10-01), Errichiello et al.
patent: 3903383 (1975-09-01), Marker
patent: 4527023 (1985-07-01), Ohashi et al.

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