To prevent dust from being accumulated at an inner bottom of a separation roller and to satisfactorily rotate the separation roller.
The separation roller device includes: the separation roller which prevents double take-out of paper sheets taken out by a take-out roller, where a rotary shaft is vertically provided, which has a plurality of air suction hole rows in a circumferential part to have predetermined intervals in a rotational direction; a chamber which is securely provided inside the separation roller and has facing air suction flow paths in part of the plurality of air suction hole rows; a vacuum pump which is connected to the air suction flow path of the chamber and sucks the paper sheet by generating vacuum pressure in part of the air suction hole rows of the separation roller; and an outlet port which is provided at an inner bottom of the separation roller and discharges the dust sucked from an air suction hole row other than the air suction hole rows facing the air suction flow path.
| JP2007326713A | 2007-12-20 | |||
| JPS57117433A | 1982-07-21 | |||
| JP2005289571A | 2005-10-20 | |||
| JPH11139576A | 1999-05-25 |
Takakura Shigeo
Satoshi Kono
Makoto Nakamura
Yoshihiro Fukuhara
Takashi Mine
Toshio Shirane
Sadao Muramatsu
Nobuhisa Nogawa
Kocho Chojiro
Naoki Kono
Katsu Sunagawa
Morisezo Iseki
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Takenori Masanori