Lens moving device

Details Lens moving device Lens moving device

1985-09-20

1987-11-17

Corbin, John K.

350255, G02B 704

Patent

active

047070838

ABSTRACT:
A lens moving device having an axially movable or rotatable sleeve fitted in a fixed sleeve, helix-like camming slot and groove formed respectively through the wall of the movable sleeve and in the inner surface of the fixed sleeve, and a guide pin radially extending from a lens cell into a cross point of the slot and groove, whereby the side edges of each of the helix-like camming slot and groove are made tapered surfaces, and the guide pin in the form of a singlet member or a plurality of concentric members is shaped to a truncated cone in contacting portions with the tapered surfaces of the slot and groove.

REFERENCES:
patent: 3957355 (1976-05-01), Reinsch et al.
patent: 4272160 (1981-06-01), Uesugi
patent: 4533218 (1985-08-01), Nakazato et al.

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