US 12,404,125 B2
Medium conveying device
Soshi Okawa, Shiojiri (JP); and Dai Tamura, Matsumoto (JP)
Assigned to Seiko Epson Corporation, Tokyo (JP)
Filed by SEIKO EPSON CORPORATION, Tokyo (JP)
Filed on Jan. 16, 2024, as Appl. No. 18/413,111.
Claims priority of application No. 2023-005562 (JP), filed on Jan. 18, 2023.
Prior Publication US 2024/0239623 A1, Jul. 18, 2024
Int. Cl. B65H 3/06 (2006.01); B65H 7/18 (2006.01)
CPC B65H 3/0669 (2013.01) [B65H 3/0684 (2013.01); B65H 7/18 (2013.01); B65H 2403/72 (2013.01); B65H 2513/10 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A medium conveying device comprising:
an accommodation unit that accommodates a plurality of media including a first medium and a second medium conveyed subsequently to the first medium;
a pickup roller that conveys, downstream in a conveying direction, a medium accommodated in the accommodation unit;
a retard roller that is provided downstream of the pickup roller in the conveying direction and separates the medium conveyed by the pickup roller;
a separation roller that abuts on the retard roller and conveys a medium downstream in the conveying direction;
a conveyance roller that is provided downstream of the separation roller in the conveying direction and conveys a medium downstream in the conveying direction;
a drive source that generates power for rotating the pickup roller, the separation roller, and the conveyance roller;
a power transmission mechanism that transmits the power to the pickup roller and the separation roller; and
a transmission interruption mechanism that is provided in the power transmission mechanism and interrupts transmission of the power to the pickup roller during transmission of the power to the separation roller, wherein
the transmission interruption mechanism is configured to interrupt the transmission of the power to the pickup roller after the pickup roller conveys a trailing end of the first medium in the conveying direction.