Lens barrel

Details Lens barrel Lens barrel

1993-03-08

1994-08-02

Ben, Loha

Optical: systems and elements

Lens

With variable magnification

359694, 359823, G02B 1514, G02B 702

Patent

active

053351150

ABSTRACT:
A lens barrel includes a vibrating motor which serves as a driving source, a rotating member driven by the vibrating motor, a bearing mechanism for rotatably supporting the rotating member, and a urging member for urging the rotating member and the roller in a direction in which they make contact with each other. The bearing mechanism includes a roller having an axis which lies in a radial direction of an axis of the vibrating motor.

REFERENCES:
patent: 4445757 (1954-05-01), Enomoto et al.
patent: 4461344 (1984-02-01), Isobe et al.
patent: 4514039 (1985-04-01), Kawai
patent: 4515438 (1985-05-01), Ohnuki
patent: 4626077 (1986-12-01), Yamamoto
patent: 4682854 (1987-07-01), Hanamori
patent: 4764783 (1988-08-01), Tanaka
patent: 4789225 (1988-12-01), Nomura
patent: 4793689 (1988-12-01), Aoyagi et al.
patent: 4844586 (1989-07-01), Suzuki et al.
patent: 4865438 (1989-09-01), Aoyagi et al.
patent: 4910544 (1990-03-01), Nomura
patent: 4948227 (1990-08-01), Takeyasu
patent: 4963000 (1990-10-01), Kawai
patent: 5052781 (1991-10-01), Iizuka

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