Patent ID: 8833766
Filing Date: 2014-09-16
Classification: B65H

Abstract:
1. A paper pressing apparatus for a printing apparatus comprising: a bracket; a paper pressing member movably secured to the bracket; a first gear fixed on the bracket; a first rolling arm connected to the paper pressing member; a second rolling arm movably connected to the first gear and the first rolling arm; a first elastic member connected to the bracket and the paper pressing member; and a resisting portion formed on the first gear, wherein when the first gear rotates along a first direction, the resisting portion resists against the second rolling arm, the second rolling arm moves toward a second direction on the bracket, the second rolling arm drives the first rolling arm and the paper pressing member rotating along a third direction, the first elastic member is elastically deformed, and the paper pressing member is lifted up from the bracket; and when the first gear rotates along the third direction, the resisting portion releases the second rolling arm, the second rolling arm moves toward a fourth direction on the bracket, the first elastic member is elastically returned, the first rolling arm and the paper pressing member rotate along the first direction, and the paper pressing member is lain down on the bracket.