Sheet feeding cassette

Abstract

A sheet feeding cassette includes a feed tray and an extension tray that extends a length of the feed tray in a sheet feeding direction. The feed tray and the extension tray each include a lock operator for fixing and locking a position of the extension tray at each of a plurality of locations, and each of the lock operators includes a groove provided in the feed tray and a locking claw provided at the extension tray.

What is claimed is: 
     
         1 . A sheet feeding cassette comprising:
 a feed tray; and   an extension tray that extends a length of the feed tray in a sheet feeding direction, wherein   the feed tray and the extension tray each include a lock operator for fixing and locking a position of the extension tray at each of a plurality of locations, and   each of the lock operators includes a groove provided in the feed tray and a locking claw provided at the extension tray.   
     
     
         2 . The sheet feeding cassette according to  claim 1 , wherein
 the locking claws include a pair of arms that are gripped with one hand,   the pair of arms are disposed at or near the sheet feeding cassette in a pull-out direction,   the extension tray includes an upright wall at or near the pair of arms, and   the upright wall has a handle shape.   
     
     
         3 . The sheet feeding cassette according to  claim 2 , wherein
 the pair of arms are disposed at a substantially central portion of the extension tray.   
     
     
         4 . The sheet feeding cassette according to  claim 2 , wherein
 a dimension between the pair of arms when the pair of arms are pinched by fingers is less than a dimension between the pair of arms at attachment positions of the pair of arms.