Accessory unit and camera system

Details Accessory unit and camera system Accessory unit and camera system

2008-01-09

2009-12-08

Perkey, W. B. (Department: 2862)

Photography

Camera attachment

C359S600000

Reexamination Certificate

active

07630629

ABSTRACT:
An accessory unit mountable on an eyepiece portion includes an engaging member having an engaging claw portion engageable with the eyepiece portion, an operating portion configured to manipulated by a user so that the engaging claw portion is displaced in a direction of releasing the engagement of the engaging claw portion and the eyepiece portion, and a mechanism portion configured to displace the engaging claw portion in a direction such that the engaging claw portion and the eyepiece portion are engaged with each other when a force is applied to the accessory unit mounted on the eyepiece portion in a direction opposite to the mounting without manipulating the operating portion.

REFERENCES:
patent: 4576459 (1986-03-01), Miura et al.
patent: 5784207 (1998-07-01), Satoh
patent: 2-89435 (1990-03-01), None
patent: 4-130932 (1992-05-01), None
patent: 9-222569 (1997-08-01), None

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