Patent ID: 8191503

Claim:
A liquid application apparatus, comprising: an application roller having an application surface for applying a liquid to a medium, at least the application surface of the application roller being constituted by an elastic body; a liquid holding unit including an abutting part which abuts against a circumferential surface of the application roller so as to form a liquid holding space from which the liquid is supplied to the application surface, the abutting part having a measuring roller which is situated on a downstream side in terms of a direction of rotation of the application roller and has a projection-recess surface capable of holding a specific amount of the liquid; a recovery roller in the abutting part to seal the liquid holding unit against the application roller; a drive control device which rotates the application roller and the measuring roller in such a manner that the liquid is transferred from the application surface to the medium while the liquid is supplied to the application surface from the liquid holding unit, and which halts rotation of the measuring roller while rotating the application roller after an end of application of the liquid to the medium a driving device, separate from the drive control device or computer system for rotating the application roller and the measuring roller; and a brake device in communication with the measuring roller to halt rotation of the measuring roller.