Patent ID: 8418903

Claim:
A refill for staples installed in a detachable manner in a cartridge mounted in a stapler body, comprising: a refill body holding sheet-type connected staples; a pressing member movably provided in the refill body for pressing the sheet-type connected staples; wherein the refill body comprises a bottom wall, a front wall provided in a front portion of the bottom wall, a right wall provided in a right portion of the bottom wall, a left wall provided in a left portion of the bottom wall and an upper portion of the refill body is open; a delivery port delivering the sheet-type connected staples formed in the front wall; a guide slot extending in the vertical direction is provided on each of the right and left walls; the pressing member has a guide shaft guided in the guide slot; the guide shaft is engaged with energizing units provided in the cartridge when the refill body is installed in the cartridge; the pressing member is energized in the pressing direction with the energizing units through the open upper portion of the refill body when the refill body is installed in the cartridge.