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US 8,014,090 B2Granted
Lens device
AssigneeFujinon Corporation
InventorsTakao Ozaki, Koichi Nagata, Katsumi Saito, Satoru Nemoto
Life of this patent
Estimating the term…
Abstract
A lens device includes: a lens barrel body having holes; guide bars supported by the lens barrel body and one ends of the guide bars are inserted in the holes; lens holding frames supported so as to be movable along the guide bars and are engaged with the guide bars; and pressing members that press the one ends of the guide bars in a direction perpendicular to the guide bars and are inserted in the holes. The pressing members have a falling-off prevention engagement protrusion engaged with the lens barrel body.
Claims6
A lens device comprising:
- a lens barrel body that has a plurality of attachment holes;
- a plurality of guide bars that are supported by the lens barrel body and one ends of the plurality of guide bars are inserted in the plurality of attachment holes, respectively;
- a plurality of lens holding frames that are supported so as to be movable along the plurality of guide bars and are engaged with the guide bars;
- and
- a plurality of pressing members that press the one ends of the guide bars in a direction perpendicular to the guide bars and are inserted in the attachment holes,
- wherein each of the plurality of the pressing members includes:
- a wall surface that restricts a movement, in an axial direction, of the guide bars;
- and
- an engagement portion that is engaged with the lens barrel body to prevent the pressing member from falling off the lens barrel body,
- wherein
- the plurality of attachment holes are through-holes, and
- the wall surface is perpendicular to the axial direction of the guide bars.
9 more elements
Dependencies are inferred from the claim text.