Capless holding device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6837638
APP PUB NO 20040253037A1
SERIAL NO

10828723

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A capless holding device which does not use any removable caps but which can reliably move a medium between a projected position and a housed position is provided. The capless holding device includes a cylinder holding a refill that is movable between a projected position and a housed position. The cylinder includes a tip opening out of which a pen tip of the refill located at the projected position is projected and a housing section that seals the pen tip of the refill located at the housed position. A rotating cylinder is connected to the axial cylinder so as to relatively rotatively movable, an engaging projection integrally provided on the refill, a cam groove formed in the rotating cylinder to guide the engaging projection forward and backward in unison with rotation of the rotating cylinder, and a guide groove formed in the axial cylinder to guide the engaging projection in a rotating direction.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
KOTOBUKI & CO LTDKAWAGOE SAITAMA 350-0815

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Noguchi, Yoshio Saitama, JP 76 733

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