Portable radio apparatus

Details Portable radio apparatus Portable radio apparatus

H - Electricity

04

B

H04B 1/38 (2006.01) H01Q 1/08 (2006.01) H01Q 1/22 (2006.01) H01Q 1/24 (2006.01) H01Q 21/29 (2006.01) H04B 7/04 (2006.01)

Patent

CA 2196141

A portable radio apparatus has a housing containing electronic circuits, a pair of antennas which are each retractable, and a gear mechanism which links the antennas through a predetermined number of gear wheels so that an extending and retracting action of one antenna is transmitted to the other antenna. The gear mechanism includes a pair of racks provided on the antennas, respectively, and a gear assembly including the predetermined number of gear wheels which are meshed in series, both end gear wheels of the gear assembly engaging with the racks, respectively.

'invention est un appareil radio portatif dont le coffret contient des circuits électroniques, une paire d'antennes escamotables individuellement et un mécanisme à engrenages qui relie les antennes par le biais d'un nombre prédéterminé de roues d'engrenage de telle façon que le déploiement et l'escamotage de l'une des antennes soient transmis à l'autre. Le mécanisme à engrenages comporte une paire de crémaillères montées une sur chaque antenne et un engrenage comportant le nombre prédéterminé de roues d'engrenage, lesquelles sont engrenées en série, les deux roues d'engrenage terminales étant engrenées séparément chacune avec l'une des deux crémaillères.

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