Ultrasonic sensor device having a stiffening unit, assembly, motor vehicle, and method for producing an assembly
First Claim
1. An ultrasonic sensor device for a motor vehicle, comprising an ultrasonic sensor, which comprises a membrane for emitting and/or receiving ultrasonic waves, and comprising a stiffening unit for attachment to a trim element of the motor vehicle and for stiffening the trim element, wherein the stiffening unit has a through-opening for the membrane of the ultrasonic sensor,characterized in thatthe stiffening unit has at least two separate stiffening elements, which are configured for attachment to the trim element and for stiffening the trim element, wherein at least two stiffening elements are formed from different materials.
2 Assignments
0 Petitions
Accused Products
Abstract
The invention relates to an ultrasonic sensor device (1) for a motor vehicle, comprising an ultrasonic sensor (2), which has a membrane (5) for emitting and/or receiving ultrasonic waves, and comprising a stiffening unit (15) for attachment to a trim element (27) of the motor vehicle and for stiffening the trim element (27), wherein the stiffening unit (15) has a through-opening (17) for the membrane (5) of the ultrasonic sensor (2), wherein the stiffening unit (15) is formed from at least two separate stiffening elements (18 to 21) for attachment to a trim element (27).
6 Citations
13 Claims
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1. An ultrasonic sensor device for a motor vehicle, comprising an ultrasonic sensor, which comprises a membrane for emitting and/or receiving ultrasonic waves, and comprising a stiffening unit for attachment to a trim element of the motor vehicle and for stiffening the trim element, wherein the stiffening unit has a through-opening for the membrane of the ultrasonic sensor,
characterized in that the stiffening unit has at least two separate stiffening elements, which are configured for attachment to the trim element and for stiffening the trim element, wherein at least two stiffening elements are formed from different materials.
- 11. An arrangement for a motor vehicle, comprising a trim element, a stiffening unit for stiffening the trim element, and an ultrasonic sensor arranged at a rear side of the trim element, wherein the ultrasonic sensor is designed for emitting and/or receiving ultrasonic waves through the trim element and the stiffening unit is attached to fit against the rear side of the trim element, the stiffening unit comprising at least two separate stiffening elements attached to and stiffening the trim element, wherein at least two stiffening elements are formed from different materials.
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13. A method for manufacturing an arrangement for a motor vehicle by providing a trim element , in particular a bumper, providing an ultrasonic sensor comprising a membrane for emitting and/or receiving ultrasonic waves, and providing a stiffening unit and attaching the stiffening unit to a rear side of the trim element, wherein the stiffening unit has a through-opening, through which the membrane is pushed through,
characterized in that the stiffening unit is formed from at least two separate stiffening elements, wherein at least two stiffening elements are formed from different materials.
Specification