About 95 results
https://drivepatents.com/patents/1012249 · 8 Jun 2011
The fuel injector (1) has housing (2) and an actuator (3) that is arranged in the housing, where the housing has a housing part (4) which is made of an alloy that has iron, nickel and cobalt. The housing has another housing part (5) which is formed from st...
https://drivepatents.com/patents/1012599 · 25 May 2011
The component has a flexible membrane (26) comprising an inner membrane edge (261) and an outer membrane edge (262). The flexible membrane with the inner membrane edge is sealed against a force transmission element (50), and with the outer membrane edge is...
https://drivepatents.com/patents/1013254 · 4 May 2011
The actuator module (2) has a piezoelectric actuator body (18), transition pieces (19,20) attached to the actuator body and a sealing sleeve (23) which seals an inner space (24). The actuator body is arranged in the inner space and a pressure bolt (29) is ...
https://drivepatents.com/patents/1015297 · 2 Mar 2011
The device (1) has a valve needle (3) open towards outside, a piezoactuator (2) which is connected with the valve needle to actuate the valve needle and a valve body (4), in which the valve needle is arranged. The valve body has two needle guides (5,6), on...
https://drivepatents.com/patents/1068205 · 19 Apr 2006
The device has units that are movable between a position for closing an orifice and a position for opening the orifice. Actuating units displace the movable units between the two positions. Damping units (30) reduce the amplitude of axial vibrations of an ...
https://drivepatents.com/patents/1068118 · 19 Apr 2006
The actuator module has a piezoelectric or magnetostrictive or shape memory actuator (3) and a sleeve (24) surrounding the actuator. The sleeve is closed at one end by an actuator head (25) and at the other end by an actuator foot (26). At least one dampen...
https://drivepatents.com/patents/1069160 · 22 Mar 2006
An actuator device for a control valve is described and comprises a piezoelectric actuating member (12) for bringing about the movement of a closure member (30) of the valve between an open position and a closure position; the member (12) has a reference p...
https://drivepatents.com/patents/1070126 · 8 Feb 2006
A damping piston (60) is arranged in a coupling chamber (39,41), and delimits a damping chamber. Fuel is contained under pressure in the damping chamber and can escape via a throttle channel (68) into the coupling chamber when the end of a nozzle needle (8...
https://drivepatents.com/patents/1071551 · 21 Dec 2005
The fuel injection system (1) has a piezoelectric actuator (30) pushing upward on a plate (32) attached to a piston rod (33). The piston (38) slides in a sharp-edged sleeve (39) in contact with a channel plate (4). Fuel flows through a bore (45) from a fir...
https://drivepatents.com/patents/1072638 · 9 Nov 2005
An actuator and a hydraulic coupler are arranged in a valve housing (1). The hydraulic coupler includes a cylinder in which an axially movable coupler is arranged with a coupler gap between the piston and the cylinder. An adjusting device (42) is attached ...