Deceleration module integrated with rolling device for...

Details Deceleration module integrated with rolling device for... Deceleration module integrated with rolling device for...

2006-03-14

2006-03-14

Nguyen, Hoang V. (Department: 2821)

Communications: radio wave antennas

Antennas

Rod type

C343S702000

Reexamination Certificate

active

07012575

ABSTRACT:
A deceleration module for extending or retracting a whip antenna. In the deceleration module, a motor unit is installed on the bottom of a body housing, a deceleration unit reduces a rotating force provided coaxially from the motor unit at least twice. A roller unit is integrally formed coaxially with the deceleration module by injection molding, and disposed to roll in an extending and retracting direction of the whip antenna in contact with the outer circumference of the whip antenna.

REFERENCES:
patent: 4875053 (1989-10-01), Harada
patent: 6191742 (2001-02-01), Ha et al.
patent: 6195050 (2001-02-01), Kim
patent: 6239754 (2001-05-01), Kim
patent: 6337671 (2002-01-01), Lee
patent: 6429817 (2002-08-01), Creigh et al.

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