EP2877876A1 - Dispositif détecteur à ultrasons doté d'un élément raidisseur et d'un couvercle de montage, agencement et procédé de fabrication d'un tel dispositif détecteur à ultrasons - Google Patents

Dispositif détecteur à ultrasons doté d'un élément raidisseur et d'un couvercle de montage, agencement et procédé de fabrication d'un tel dispositif détecteur à ultrasons

Info

Publication number
EP2877876A1
EP2877876A1 EP13724206.1A EP13724206A EP2877876A1 EP 2877876 A1 EP2877876 A1 EP 2877876A1 EP 13724206 A EP13724206 A EP 13724206A EP 2877876 A1 EP2877876 A1 EP 2877876A1
Authority
EP
European Patent Office
Prior art keywords
stiffening element
front side
ultrasonic sensor
porous
mounting lid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP13724206.1A
Other languages
German (de)
English (en)
Inventor
Hans Wilhelm Wehling
Wolfgang Hamm
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Volkswagen AG
Valeo Schalter und Sensoren GmbH
Original Assignee
Volkswagen AG
Valeo Schalter und Sensoren GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Volkswagen AG, Valeo Schalter und Sensoren GmbH filed Critical Volkswagen AG
Publication of EP2877876A1 publication Critical patent/EP2877876A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
    • G01S15/931—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/521—Constructional features
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
    • G10K9/22—Mountings; Casings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
    • G01S15/931—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G01S2015/937—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles sensor installation details
    • G01S2015/938—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles sensor installation details in the bumper area

Definitions

  • An ultrasonic sensor device comprising a stiffening element and a mounting lid, an arrangement and a method for producing such an ultrasonic sensor device
  • the invention relates to an ultrasonic sensor device for a motor vehicle, having an ultrasonic sensor which has a pot-shaped membrane for emitting ultrasonic signals, and having a mounting lid, via which the ultrasonic sensor can be fastened to a trim part of the motor vehicle.
  • the device also comprises an annular, in particular made of ceramic, stiffening element, which has a passage opening for the pot-shaped membrane.
  • the invention also relates to a method for producing such an ultrasonic sensor device, as well as an arrangement with such an ultrasonic sensor device to a trim part of a motor vehicle and a motor vehicle itself.
  • Ultrasonic sensors are already state of the art and can be installed in a known manner in the front area and in the rear area of the motor vehicle, namely, for example, on the bumpers.
  • the ultrasonic sensors are
  • Vehicle environment and more precisely on the distances between the vehicle on the one hand and the obstacles located in its surroundings on the other.
  • Driver assistance devices may include, for example, parking assistance systems, systems for monitoring blind spots, systems for keeping distance,
  • ultrasonic sensors are arranged concealed in bumpers. This means that they are arranged in continuous recesses or passage openings in the bumper and are visible on the outside.
  • the pot-shaped membrane of the ultrasonic sensor - the so-called aluminum pot - extends through the through hole of the bumper, so that a Front or front surface of the membrane flush with the outer surface of the bumper.
  • Transmittance characteristics are advantageous for many applications. It is desirable for blind spot detection to be able to produce an asymmetrical transmission directivity. For parking assistance, it is also desirable that ultrasound sensors be narrower horizontally and vertically narrower
  • ultrasonic sensors In the case of visible and thus not concealed built-in ultrasonic sensors on the bumper of a vehicle they are arranged there by means of a holder, which is attached with a double-sided adhesive tape, hot caulked or ultrasonically attached to the bumper. The ultrasonic sensors can then be mounted in the holder. This attachment is sufficient for non-concealed converter built despite the large tolerances. The holder is rarely removed from the bumper. In a converter exchange, the converter is disengaged from the locking connection from the holder and the new converter can be locked immediately without further changes.
  • the transducer or ultrasonic sensor must be mechanically fixed behind the bumper. This is necessary so that the ultrasonic sensor can transmit lossless through the bumper.
  • the transmitting surface of the ultrasonic sensor In order to keep the transmission and reception losses low, the transmitting surface of the ultrasonic sensor must be mechanically fixedly connected to the bumper or formed with a lossless coupling element between the transmitting surface of the ultrasonic sensor and the bumper.
  • an attenuation ring or stiffening element with a large modulus of elasticity is needed closely around the transducer. This damping ring must be mechanically fixed to the bumper or the holder.
  • a corresponding Design of an electroacoustic transducer is known for example from DE 42 38 924 A1. However, this installation is only at completely level
  • a particular challenge is therefore to provide an ultrasonic sensor device in which a variable and flexible shoring of the ultrasonic sensor in a concealed arrangement behind a cowling, in particular a
  • Mounting cover proposed, which is arranged on the front side of the ultrasonic sensor or on the cup-shaped membrane and covers the ultrasonic sensor.
  • the ultrasound sensor device or the individual ultrasound sensor is fastened to the rear surface of the trim part via this hood-type mounting cover, wherein the mounting cover is also reversibly releasably connected to the ultrasound sensor.
  • the ultrasonic sensor device is improved to the effect that it can be arranged for a variety of conditions or geometric shapes on the trim part of the vehicle and thereby both the mounting on the one hand in concealed design as well as the functionality of the ultrasonic sensor on the other hand best possible is guaranteed.
  • the mounting lid covers the front of the membrane from the front.
  • the aforementioned mounting lid also has on its the ultrasonic sensor
  • Stiffening element made of ceramic. This stiffening element has a
  • Stiffening element prevents transmission of vibration to a larger area of the trim part, so that the radiation of the ultrasonic signal
  • Stiffening element coupled with its the front part facing the panel with the back of the plastic cover assembly formed using an adhesive bond.
  • adhesive connection of the two components stiffening element and mounting lid is insufficient, because no good mechanical adhesion of the mounting lid to the stiffening element and Thus, no reliable independent of the temperature sound transmission can be achieved. This is for the reason that the ceramic is difficult to connect to the plastic material or the two materials have so different properties that at the given application and the given vibration pressure of the membrane connecting the mounting lid with the
  • Stiffening element or stiffening element is insufficient.
  • An inventive ultrasonic sensor device for a motor vehicle comprises an ultrasonic sensor, a mounting cover and a stiffening element, which is formed in particular from ceramic.
  • the ultrasonic sensor has a cup-shaped membrane for emitting ultrasonic signals.
  • the mounting lid is preferably in the transmission direction in front of the membrane and thus the front side of the
  • Ultrasonic sensor arranged.
  • About the mounting lid of the ultrasonic sensor is mounted concealed on a trim part of the motor vehicle, namely on a rear side of the trim panel.
  • the mounting lid can further on his the
  • Ultrasonic sensor facing back have a receptacle in which the annular stiffening element is arranged.
  • the stiffening element has a passage opening through which the pot-shaped membrane extends in the assembled state.
  • Mounting cover facing the front side of the stiffening element is formed porous and the stiffening element is connected via its porous front surface cohesively with the mounting lid.
  • Stiffening element is integrally formed with the mounting lid and thus the life of the entire ultrasonic sensor device compared to the prior Technology is improved.
  • the procedure according to the invention has the advantage that the force transmission between the stiffening element and the mounting lid can take place over the entire service life of the motor vehicle, without
  • a further advantage is that no further assembly step is required when mounting the ultrasonic sensor device to the associated trim part of the motor vehicle, namely the step of attaching the stiffening element to the mounting cover. Due to the cohesive connection of the mounting lid with the porous front of the
  • Stiffening element is namely achieved a one-piece design.
  • the procedure according to the invention thus makes it possible to achieve a particularly reliable and well-adhering and well-vibration-transmitting connection between the
  • Stiffening element and the mounting lid which also works without screws and without similar fasteners.
  • the stiffening element has a porous front.
  • this front side or the surface of the front side is formed porous, while the remaining or remaining region of the stiffening element of a non-porous material, in particular non-porous ceramic, and thus formed rigid.
  • the stiffening element is preferably made such that two different ceramic materials, namely a porous and a non-porous ceramic material, pressed together and then fired. This creates a ceramic
  • Stiffening element which is predominantly non-porous and thus rigid and has only an axial front side, which has corresponding pores for the reliable cohesive connection.
  • the mounting lid made of plastic, in particular of polypropylene plastic, is formed. Especially with this
  • the cohesive connection proves to be particularly advantageous over the porous front, because, as is known, such a plastic material is difficult to connect with non-porous ceramic.
  • the mounting lid is formed from a plastic material which is molded onto the porous front side of the stiffening element.
  • the size of the pores of the front side of the stiffening element can be adapted or designed for the flow behavior of the plastic material.
  • Embodiment has the advantage that thus the mechanical vibration transmission between the stiffening element and the mounting lid is ensured, over the entire life of the motor vehicle.
  • the porous front side of the stiffening element is connected to the stiffening element via an adhesive layer.
  • the porous material in particular the porous ceramic, for better adhesion of the adhesive between the mounting lid on the one hand and the
  • this embodiment can be combined with the embodiment in which the mounting lid made of plastic is molded onto the stiffening element.
  • the adhesive layer can be applied to the porous front side of the stiffening element, and then the
  • Plastic material to be sprayed on the front can also be provided that the mounting lid is made separately or as a separate component, which then on the adhesive bond with the porous front of the
  • Stiffening element is materially connected.
  • the pores of the front side of the stiffening element may have a depth which is in a value range of 0.5 mm to 2 mm, for example 1 mm.
  • the plastic of the mounting lid and / or the adhesive penetrate about 1 mm in the material of the stiffening element and dig into it firmly. It has been found that such a depth in the range of 0.5 mm to 2 mm is sufficient for a reliable connection and also has the advantage that the remaining, non-porous region of the stiffening element remains relatively large and thus the stiffening element does not have to be increased overall, so that its
  • the mounting lid is formed integrally with the stiffening element.
  • the invention also relates to an arrangement with an ultrasonic sensor device according to the invention and with a trim part of a motor vehicle, to whose
  • Ultrasonic signals are transmitted through the material of the trim part and in particular also received.
  • the front side of the mounting lid is adapted to the shape of the back of the trim part, in particular the front side rests over its entire surface on the back.
  • Ultrasonic sensor device can thereby be achieved, and this solely by the fact that the mounting lid has individual shapes and configurations.
  • Mounting lid is formed in relation to the local mounting position.
  • the mounting lid can also be made of the same material as the trim part.
  • the mounting cover is formed of a harder plastic than the covering part, in order to reduce the modulus of elasticity over the temperature and to improve the transmission directivity of the ultrasonic sensor.
  • An inventive motor vehicle in particular passenger cars, comprises an arrangement according to the invention.
  • An inventive method is used to produce a
  • An ultrasonic sensor device for a motor vehicle by providing a
  • Ultrasonic sensor with a cup-shaped membrane by providing a
  • annular stiffening element - in particular of ceramic - with a
  • Ultrasonic sensor facing back is formed with a receptacle into which the stiffening element is inserted.
  • Front side of the stiffening element is formed porous, and the
  • Stiffening element is cohesively connected via its porous front with the
  • Fig. 1 is a schematic representation of an exploded view of a
  • FIG. 2 shows a schematic illustration of the ultrasonic sensor device according to FIG.
  • FIG. 1 from a different angle
  • Fig. 3 is a schematic illustration of the ultrasonic sensor device in an assembled state
  • Fig. 4 is a schematic representation of a sectional view through a
  • Fig. 5 is an enlarged view of a portion of Fig. 4;
  • Fig. 6 shows an arrangement according to a first embodiment of the invention.
  • Fig. 7 shows an arrangement according to a second embodiment of the invention.
  • An ultrasonic sensor device 1 shown in an exploded view in FIG. 1 comprises an ultrasonic sensor 2 which can be fastened, in particular latched, in a non-destructively releasable manner in a receiving part 3.
  • two latching elements 4 and 5 are formed by way of example, which are provided for latching in latching tabs 6 and 7 of a receiving shaft 8 of the integrally formed from plastic receiving part 3.
  • the receiving part 3 also comprises a base 9, which is cylindrical and has a larger diameter than the receiving shaft 8. At one edge 10 of the base 9 are also two locking tabs 1 1 and 12th
  • the mounting lid 15 is integrally formed of plastic and connected by the latching with the receiving part 3 and non-destructive and reversibly releasably connected thereto. Through the mounting lid 15 and the
  • Receiving part 3 is a holder or a holder formed in two parts. As a result, a highly flexible and variable configuration of the ultrasonic sensor device 1 can be ensured and a wide variety of installation options of the ultrasonic sensor device 1 in a wide variety of installation situations on a trim part of a vehicle can be made possible.
  • the ultrasonic sensor device 1 moreover also includes a stiffening element 16, which is designed as a ring.
  • the Stiffening element 16 is formed as a separate component and, for example, ceramic. On the one hand, it serves to dampen the vibration transmission to the trim part, on the other hand it serves to limit the signal radiation of the ultrasonic sensor 2.
  • the mounting lid 15 has a recess 18 on its rear side 17 facing the ultrasonic sensor 2. This is limited circumferentially and circumferentially by a web 19, to which the locking elements 13 and 14 are formed. When installed, the ultrasonic sensor 2 extends into the recess 18. On its rear side 17 facing the ultrasonic sensor 2, the mounting lid 15 has a bottom of the recess 18, which is formed on the one hand by a flat circular central surface region 20 and a receiving region 21 adjoining radially outward with the contact surface 22 for the abutment of the stiffening element 16 , The receiving region 21 thus forms a receptacle for the ceramic stiffening element 16. Instead of the surface area 20, the mounting lid 15 can also have a central passage opening through which the membrane 24 then extends. The membrane 24 is then directly on the back of the trim panel.
  • FIG. 2 shows an exploded view of the ultrasonic sensor device 1 from another viewing direction.
  • the ultrasonic sensor 2 has a membrane 24 which is cup-shaped.
  • the membrane 24 is in particular an aluminum pot, which has a front side 25, which in the assembled state on a surface 23 of the central surface area 20 or in the presence of a
  • the front side 25 thus has a flat outer surface, which comes into contact with the central surface region 20 or the trim part and is glued accordingly.
  • the base 9 has on its inner upper side or front side a groove 26 which is formed to receive the stiffening element 16.
  • This subset 19 also has an opening 27 through which the membrane 24 of the ultrasonic sensor 2 extends, in order to be able to come into contact with the central surface area 20 or directly to the cladding part.
  • the stiffening element 16 has a rear side 28 (FIG. 1) which is flat. This comes then in full contact with the bottom of the groove 26th
  • the stiffening element 16 comprises a front side 29 (FIG. 2), which may be flat or else conical.
  • the stiffening element additionally has a passage opening 30 through which the membrane 24 extends.
  • the mounting lid 15 has a front side 31, which is individually shaped and to the effect that it is preferably designed for full contact with an inner side of a trim part, in particular a bumper of the vehicle.
  • Fig. 3 the assembled state of the ultrasonic sensor device 1 is shown.
  • the almost complete recording of the ultrasonic sensor 2 in the receiving shaft 8 can be seen.
  • the latching arrangement can be seen.
  • the latching arrangement between the mounting lid 15 and the receiving part 3 is shown.
  • the front side 29 of the stiffening element 16 is formed porous and is materially connected to the mounting lid 15.
  • a sectional view through the stiffening element 16 and the mounting lid 15 is shown in more detail in FIG.
  • the stiffening element 16 comprises a front side 29 comprising porous axial region 32 and an axially adjoining non-porous region 33.
  • the porous axial region 32 thus represents only a small depth region of the front side 29, while the remaining, non-porous region 33 is significantly larger.
  • two different ceramic mixtures namely a porous ceramic material and a nonporous ceramic material, may be pressed together and then fired.
  • FIG. 5 an enlarged illustration of a region 34 according to FIG. 4 is shown.
  • pores 35 of the axial front side 29 can be seen.
  • a single row of such pores 35 is provided in the axial direction, so that the porous front side 29 is quasi formed by the fact that on this front side 29 teeth or small recesses are formed.
  • These pores 35 may be axial Have a depth of, for example, 1 mm.
  • the radial width of the pores 35 for example, in a range from 0.5 mm to 1, 5 mm.
  • the plastic material of the mounting lid 15 is molded in liquid form on the front side 29 and on the outer periphery of the stiffening element 16.
  • the liquid flows
  • Plastic material in the pores 35 can solidify. So not just one
  • the stiffening element 16 can first be provided with an adhesive which also penetrates into the pores 35 of the front side 29. Then, the mounting lid 15 may be either molded in liquid form to the stiffening element 16 or be connected in solid form with the stiffening element 16 via the adhesive.
  • FIG. 6 shows a schematic sectional view of a first exemplary embodiment of an arrangement 37.
  • the ultrasonic sensor device 1 is fastened to a rear side 38 of a trim part designed as a bumper 39.
  • the back 38 is flat, so that a front side or
  • Front side 31 of the mounting lid 15 is also flat.
  • Ultrasonic sensor device 1 is shown here only with the mounting lid 15 and the damping element 16.
  • FIG. 7 shows a further exemplary embodiment of an arrangement 37.
  • the bumper 39 is curved or curved at its rear side 38.
  • the front side 31 of the mounting lid 15 is shaped to be complementary and curved in a corresponding manner, so that the front side 31 bears against the rear side 38 over its entire surface and is glued correspondingly.
  • the contact surface 22 of the receptacle 21 of the mounting lid 15 is also inclined and the inclination is adapted to the shape of the back 38.
  • the front side 29 of the damping element 16 is complementary inclined, so that here again a possible full-surface investment d front side 29 is guaranteed at the contact surface 22.

Abstract

L'invention concerne un dispositif détecteur à ultrasons (1) destiné à un véhicule à moteur, comprenant : un capteur à ultrasons (2) doté d'une membrane (24) en forme de coupelle servant à émettre des signaux ultrasonores ; un couvercle de montage (15), disposé à l'avant du capteur à ultrasons (2), par le biais duquel le capteur à ultrasons (2) peut être fixé à une pièce d'habillage (39) du véhicule à moteur ; et un élément raidisseur (16) annulaire, en particulier fabriqué en céramique, qui possède un orifice de passage (30) à travers lequel la membrane (24) s'étend. Une face frontale (29) de l'élément raidisseur (16) dirigée vers le couvercle de montage (15) est réalisée poreuse et l'élément raidisseur (16) est relié au couvercle de montage (15) par liaison de matière par l'intermédiaire de sa face frontale (29) poreuse.
EP13724206.1A 2012-07-24 2013-05-10 Dispositif détecteur à ultrasons doté d'un élément raidisseur et d'un couvercle de montage, agencement et procédé de fabrication d'un tel dispositif détecteur à ultrasons Withdrawn EP2877876A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012106694.9A DE102012106694A1 (de) 2012-07-24 2012-07-24 Ultraschallsensorvorrichtung mit einem Versteifungselement und einem Montagedeckel, Anordnung und Verfahren zum Herstellen einer solchen Ultraschallsensorvorrichtung
PCT/EP2013/059733 WO2014016005A1 (fr) 2012-07-24 2013-05-10 Dispositif détecteur à ultrasons doté d'un élément raidisseur et d'un couvercle de montage, agencement et procédé de fabrication d'un tel dispositif détecteur à ultrasons

Publications (1)

Publication Number Publication Date
EP2877876A1 true EP2877876A1 (fr) 2015-06-03

Family

ID=48470933

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13724206.1A Withdrawn EP2877876A1 (fr) 2012-07-24 2013-05-10 Dispositif détecteur à ultrasons doté d'un élément raidisseur et d'un couvercle de montage, agencement et procédé de fabrication d'un tel dispositif détecteur à ultrasons

Country Status (3)

Country Link
EP (1) EP2877876A1 (fr)
DE (1) DE102012106694A1 (fr)
WO (1) WO2014016005A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014111947A1 (de) 2014-08-21 2016-02-25 Valeo Schalter Und Sensoren Gmbh Verkleidungsvorrichtung für ein Kraftfahrzeug, Anordnung, Kraftfahrzeug sowie Herstellungsverfahren
DE102015116442A1 (de) 2015-09-29 2017-03-30 Valeo Schalter Und Sensoren Gmbh Dämpfungseinrichtung für ein Außenteil, Anordnung mit einer Dämpfungseinrichtung sowie Kraftfahrzeug
DE102016202307A1 (de) * 2016-02-16 2017-08-17 Robert Bosch Gmbh Halterung für einen Sensor
CN107797114A (zh) * 2016-09-02 2018-03-13 法雷奥汽车内部控制（深圳）有限公司 一种用于机动车的超声波传感器

Citations (1)

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Publication number Priority date Publication date Assignee Title
DE102005046173A1 (de) * 2005-09-27 2007-04-05 Siemens Ag Ultraschallwandler für verdeckten Einbau

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DE3831602A1 (de) * 1988-09-17 1990-03-22 Messerschmitt Boelkow Blohm Verfahren zum kleben von aluminium-werkstoffen
DE4238924A1 (de) 1992-11-19 1994-05-26 Bosch Gmbh Robert Elektroakustischer Wandler
DE10039060A1 (de) * 2000-08-10 2002-03-07 Rehau Ag & Co Ultraschallwandler/Sensor zum Einbau in einen Stoßfänger eines Kraftfahrzeuges
JP2007114182A (ja) * 2005-09-22 2007-05-10 Denso Corp 超音波センサの取付け構造
DE102006004874A1 (de) * 2006-02-03 2007-08-09 Robert Bosch Gmbh Sensorvorrichtung für Fahrzeuge
DE102010044995A1 (de) * 2010-09-10 2012-03-15 Valeo Schalter Und Sensoren Gmbh Ultraschallwandler für eine Fahrerassistenzeinrichtung
DE102010044996A1 (de) * 2010-09-10 2012-03-15 Valeo Schalter Und Sensoren Gmbh Sensoranordnung für ein Fahrzeug, Fahrzeug mit einer Sensoranordnung, Verfahren zum Herstellen einer Sensoranordnung und Versteifungsteil
DE102010049820A1 (de) * 2010-10-27 2012-05-03 Valeo Schalter Und Sensoren Gmbh Anordnung mit einem Außenverkleidungselement, Fahrzeug mit einer Anordnung und Verfahren zum Herstellen einer Anordnung

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DE102005046173A1 (de) * 2005-09-27 2007-04-05 Siemens Ag Ultraschallwandler für verdeckten Einbau

Also Published As

Publication number Publication date
WO2014016005A1 (fr) 2014-01-30
DE102012106694A1 (de) 2014-02-13

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