Patent ID: 7703883
Filing Date: 2010-04-27
Classification: B41J

Abstract:
1. An ink jet recording apparatus, comprising: a carriage for mounting therein a recording head which executes a recording operation by discharging ink onto a recording material, the carriage being movable in a predetermined direction within a range including a recording area; a conveying roller for conveying a recording material in a direction crossing the predetermined direction; a cap, provided outside the recording area in the predetermined direction, for covering a discharge port of the recording head; a pump for generating a negative pressure in an interior of the cap; a lock member for locking movement of the carriage at a predetermined position in the predetermined direction, the lock member being movable between a lock position and an unlock position; and a drive transmission mechanism for transmitting a driving power of the conveying roller to the pump for generating the negative pressure and to the lock member for moving between the lock position and the unlock position, wherein the drive transmitting mechanism includes a delay mechanism to delay transmission of the driving power to the pump as compared with transmission of the driving power to the lock member, wherein when the lock member is in the lock position, the lock member can be switched to the unlock position by being urged by the carriage moving from the recording area toward a capping position.