Electricity: transmission to vehicles – Flexible extensions – Reels
Patent
1989-03-30
1990-08-07
Kashnikow, Andres
Electricity: transmission to vehicles
Flexible extensions
Reels
H02G 1100
Patent
active
049460102
ABSTRACT:
A telephone cord retraction device adapted for connection between a fixed telephone terminal and a movable telephone set comprises a housing with a fixed conductor extending from the housing and adapted for connection with the telephone terminal. An extendable cord stored on a rotatable spool within the housing has an outer end which is connectable to a telephone set. Within the housing, connection elements provide electrical continuity between the fixed conductor and the extendable cord on the spool. A spring motor is connected to the spool for urging it in one rotational direction to provide wind-up tension on the extendable cord. Cooperating spool control elements in the housing operate to temporarily hold the spool stationary within the housing against the force of the spring motor and alternatively to release the spool to allow the motor to rotate it and thereby wind-up the cord.
REFERENCES:
patent: 1116402 (1914-11-01), Ferguson
patent: 2521178 (1950-09-01), Meletti
patent: 4384688 (1983-05-01), Smith
Kashnikow Andres
Mojica Virna Lissi
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