Lens shutter camera equipped with zoom lens system

Details Lens shutter camera equipped with zoom lens system Lens shutter camera equipped with zoom lens system

1998-10-05

1999-11-09

Perkey, W. B.

Photography

Having variable focal length of camera objective

396 83, 396 87, 396236, 396451, G03B 700, G03B 908

Patent

active

059830310

ABSTRACT:
The rotation of the motor 60 located outside the lens barrel is transmitted to the shutter blades 74 that move along the optical axis together with the lens barrel by means of the gear train 62, the drive shaft 64 that is engaged with the output gear 63 of the gear train 62, the gear tube 66 that is engaged with the drive shaft 64 and has the engaging hole 67 through which the drive shaft 64 can extend and retract, and the gear 72 that is engaged with the gear 68 of the gear tube 66.

REFERENCES:
patent: 4870439 (1989-09-01), Tsuboi et al.
patent: 5134525 (1992-07-01), Kaneda
patent: 5223873 (1993-06-01), Tsuboi

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