Patent ID: 6565333
Filing Date: 2003-05-20
Classification: F04B

Abstract:
A fluid discharge apparatus comprising:a housing; a piston and a cylinder, said cylinder having a space extending therethrough in an axial direction thereof, and said cylinder accommodating at least part of said piston; a first actuator on a first side of a fixing section, said first actuator being constructed and arranged to move in the axial direction so as to move said piston and said housing relative to one another; and a second actuator on an opposite second side of said fixing section, said second actuator being constructed and arranged to move in the axial direction so as to move said cylinder and said housing relative to one another, wherein said piston, cylinder and housing cooperate with one another to define a pump chamber which is in communication with an exterior of said pump chamber via a fluid suction opening and a fluid discharge opening.