Patent Number: 8,876,034

Title: Sheet storage cassette and printing apparatus

Abstract: A sheet storage cassette which contains a print sheet in roll form and is attached to a printing apparatus, comprises: a shaft which retaining the print sheet in roll form; and a support portion rotatably supporting the shaft, wherein an urging member protrudes from a maximum outer diameter of the shaft while the print sheet is not attached to the shaft, and urges the inner surface of a hollow portion of the print sheet while the print sheet is attached to the shaft, and a rib portion which continuously extends in a rotational direction and contacts a pickup guide, when the urging member rotates, the rib portion is provided to prevent the pickup guide from interfering with the urging member which rotates together with the shaft.

Inventors: Kawashima; Hideki (Kawasaki, JP), Okuno; Ryoji (Yokohama, JP)

Assignee: Canon Kabushiki Kaisha

International Classification: B65H 75/24 (20060101)

Expiration Date: 2019-11-04 0:00:00