摘要:
The invention relates to an electric linear actuator comprising an electric motor (4) with a rotor (16) and a stator (18), a casing (8, 10) and a screw-nut system (16) for moving a member (15) that is to be moved. The screw-nut system (6) comprises a screw (20) with a first threaded portion (26) and a first nut (22) with a complementary screw thread engaging with the first threaded portion (26), the first nut (22) being rotationally coupled to the rotor. The screw (20) comprises a second threaded portion (28) and the screw-nut system comprises a second nut (24) engaging with the second threaded portion (28), the first and second threaded portions having screw threads of opposite hand.
摘要:
A metering device comprises: • a valve body (1) equipped with a valve shutter (3) designed to move between a closed position and an open position, • a transmission shaft (5) having a first end connected to the valve shutter and a second end connected to a cam element (7), • a rotary electric actuator (9) comprising a stator assembly (11) and a rotor assembly (13) able to rotate about an axis of rotation (15), the rotor assembly (13) comprising: • a magnetic support frame (17) bearing • a rotor magnet (19). The rotor assembly (13) further comprises a follower (21) fixed to the magnetic support frame (17) and eccentric with respect to the axis of rotation (15) and positioned with the ability to move in the cam element (7) in order to convert the rotary movement of the rotor assembly (13) into a movement of the transmission shaft (5).
摘要:
The invention relates to an electrical connector assembly for a brushless electromagnetic motor, comprising a 3-phase electrical stator winding and X windings per phase, connected in series or in parallel, characterised in comprising a circular wire guide with slots designed to hold the ends of the wires of the windings and a connector support comprising at least three circular connector tracks, three of said tracks being each terminated with a thimble and which are axially extended by wire grips to ensure the electrical contact for the 3 phases of the motor through the slots of the wire guides and wherein the thimbles exit the motor via a connector.
摘要:
The invention relates to an electrical connector assembly for a brushless electromagnetic motor, comprising a 3-phase electrical stator winding and X windings per phase, connected in series or in parallel, characterised in comprising a circular wire guide with slots designed to hold the ends of the wires of the windings and a connector support comprising at least three circular connector tracks, three of said tracks being each terminated with a thimble and which are axially extended by wire grips to ensure the electrical contact for the 3 phases of the motor through the slots of the wire guides and wherein the thimbles exit the motor via a connector.
摘要:
The present invention relates to a magnetized moving part, and notably to a rotor (1) for a brushless electric machine comprising a field frame (3), a motor magnet (4) and a piston (5), characterized in that the motor magnet (4) has an inside diameter DA, the field frame (3) has an outside diameter DC2, and the piston (5) has an outside diameter DP, these diameters being such that DA is greater than the diameters DC2 and DP, and in that the motor magnet (4) is bonded to the field frame (3) and to the piston (5) by an adhesive joint spread between the sections DA and DC2 and between DA and DP. The invention also relates to a method of manufacturing such a part.