Actuator
First Claim
Patent Images
1. An actuator comprising:
- a housing having a plurality of housing parts, wherein at least one housing part is plastic and at least one housing part is metal;
an electric motor arranged in the housing;
an actuating member;
a transmission mechanism configured to couple movement of the electric motor to the actuating member;
an electronics system configured to control the electric motor;
a heat sink that is a first part of a leadframe and directly connected to a region of the at least one housing part that is plastic by at least one mounting element to secure the heat sink to the at least one housing part that is plastic, the heat sink being directly connected to the metal housing part and wherein the at least one mounting element is one of a latch and a plug-in connection; and
at least one conductor that is a second part of the leadframe configured as one or more electrical conductor paths and directly connected to a region of the at least one housing part that is plastic and configured to contact the electric motor.
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Accused Products
Abstract
An actuator includes a metal housing that consists of multiple housing parts, an electric motor, an actuating member, a transmission mechanism that adapts the movement of the electric motor to the actuating member and an electronic system for controlling the electric motor. A heat sink is situated in a housing part consisting of plastic, said heat sink being connected to a metal housing part.
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Citations
9 Claims
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1. An actuator comprising:
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a housing having a plurality of housing parts, wherein at least one housing part is plastic and at least one housing part is metal; an electric motor arranged in the housing;
an actuating member;a transmission mechanism configured to couple movement of the electric motor to the actuating member; an electronics system configured to control the electric motor; a heat sink that is a first part of a leadframe and directly connected to a region of the at least one housing part that is plastic by at least one mounting element to secure the heat sink to the at least one housing part that is plastic, the heat sink being directly connected to the metal housing part and wherein the at least one mounting element is one of a latch and a plug-in connection; and at least one conductor that is a second part of the leadframe configured as one or more electrical conductor paths and directly connected to a region of the at least one housing part that is plastic and configured to contact the electric motor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification