WO2016192827A1 - Ultraschallwandler - Google Patents
Ultraschallwandler Download PDFInfo
- Publication number
- WO2016192827A1 WO2016192827A1 PCT/EP2016/000592 EP2016000592W WO2016192827A1 WO 2016192827 A1 WO2016192827 A1 WO 2016192827A1 EP 2016000592 W EP2016000592 W EP 2016000592W WO 2016192827 A1 WO2016192827 A1 WO 2016192827A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- transducer
- housing
- ultrasonic transducer
- shielding device
- electrode
- 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.)
- Ceased
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
- B06B1/0659—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element of U-shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
- B06B1/0662—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface
-
- 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
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/26—Sound-focusing or directing, e.g. scanning
- G10K11/32—Sound-focusing or directing, e.g. scanning characterised by the shape of the source
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
- B06B2201/50—Application to a particular transducer type
- B06B2201/55—Piezoelectric transducer
-
- 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
- G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
- G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means
Definitions
- the invention relates to an ultrasonic transducer. From DE 10 2008 055 116 AI an ultrasonic transducer with a housing and with a transducer element and a coupling element is known. Furthermore, from DE 10 2007 062 460 AI an ultrasonic sensor is known.
- the object of the invention is to provide a device which further develops the state of the art.
- an ultrasonic transducer comprising a piezoelectric transducer element having a top and a bottom, and further comprising a cup-shaped housing having a top and a nearly closed bottom, or a cylindrical housing having a substantially open bottom Bottom, wherein on the upper side an opening is formed, and comprising a coupling element with a front and a back, wherein the back of the coupling element is acoustically coupled to the top of the transducer element to transmit in a transmission mode the ultrasonic waves generated by the transducer element to the To decouple environment or in a receive mode to forward the received from the environment of the coupling element ultrasonic waves to the transducer element.
- the transducer element and the coupling element are arranged in the housing and the ultrasonic transducer has a first electrode and a second electrode, wherein the first electrode is connected to a formed on the underside of the transducer element contact surface and wherein the transducer element in a cup-like shielding from a metallically conductive material is arranged and the opening of the shielding
- the shielding device is covered with a metallic conductive grid, so that the shielding device and the grid form a Faraday cage, and the grid is formed between the top of the transducer element and the back of the coupling element, and formed between the housing and the shielding a gap and the housing is acoustically decoupled from the shielding device.
- the transducer element is fully disposed within the Faraday ''s cage and the transducer element is acoustically strongly coupled to the coupling element in spite of the lattice, to achieve a high efficiency of the ultrasonic transducer.
- the coupling element in the transmission mode generated ultrasonic waves to the environment, such as air, decoupled and in the receiving mode, the collected ultrasonic waves to the transducer element passes.
- the transducer element In the transmit mode, the transducer element is applied with an AC voltage up to several MHz, while in the receive mode, the transducer element generates an AC voltage.
- the Faraday 's cage is electrically connected to a reference potential, in particular to a ground potential.
- the housing consists of a plastic and / or of a metal and can also be formed cylindrical. Other shapes, in particular rectangular are possible.
- the underside of the housing denoted by the term almost closed, is a housing underside, which is closed except for the feedthroughs of the terminal contacts. Accordingly, the designation is essentially open, preferably an opening of a cylinder.
- the shield different housing shapes, in particular angularly possible as long as the shielding is tight against electromagnetic waves. In particular, when the space between the housing and the Faraday cage is produced from the lower side and from the upper side, for example in the case of the cylindrical housing, during production. 16 000592 easy to refill, the ultrasonic transducers can be easily and reliably manufactured.
- EMC electrospray
- the shielding device and the interstitial spaces and the housing are filled with an acoustic decoupling material. It is preferred that all cavities are completely and in particular the gap completely filled with the decoupling material.
- elastomeric matrix materials with at least one filler, in particular gas bubbles can be used as decoupling materials.
- the Shore A hardness is less than 25.
- the transducer element has a smaller
- the transducer element is formed as a flat cylindrical piezoelectric element, wherein the top and / or bottom are each formed as planar planes.
- the upper edge of the housing and the surface of the coupling element and the surface of the decoupling material form a common planar plane.
- the individual parts are made liquid-tight on the surface.
- the grid is fastened by means of a fastening means or in particular a clamping ring with the shielding device. It is understood that other electrically conductive and HF-tight fasteners are suitable.
- the clamping ring is formed of a metal. It is understood that the fastening means in another embodiment also includes soldering or welding points.
- the shielding device and / or the grid also consists of a metal.
- To interconnect the grid electrically connected to the upper side of the transducer element and more particularly the second electrode with the "see Faraday cage is preferably electrically interconnected so that the top of the transducer element and the Faraday 'sche cage are clamped on a same reference potential.
- the shielding device has a contact region on the underside, wherein the second electrode is electrically connected to the contact region.
- the first electrode and / or the second electrode is preferably passed through the housing at the bottom of the housing.
- the thickness of the mesh portions of the grid is preferably 40 ⁇ , but at least 5 ⁇ and at most 0.75 mm.
- the mesh size of the grid is preferably 0.4 mm, but at least 0, 1 mm and at most 3.0 mm up. It is preferred if the grid consists of bronze or copper.
- the gap between the shielding device and the housing is at least 0.5 mm and at most 2.0 cm.
- the transducer element has a further contact surface.
- the second electrode is connected to the contact surface and the shielding device and the grid are electrically insulated from the transducer element.
- the shielding device is clamped by means of a third electrode to a reference potential.
- FIG. 1 shows a cross-sectional view of a first embodiment of an ultrasonic transducer
- Figure 2 is a cross-sectional view of a second embodiment of an ultrasonic transducer.
- 1 shows a cross-sectional view of a first embodiment of an ultrasound transducer 10 having a piezoelectric transducer element 20 with a top 22 and a bottom 24.
- the ultrasound transducer 10 has a cup-shaped housing 30, with a top 32 and a bottom 34, wherein the Top 32 of the housing 30 an opening is formed.
- the housing 30 is preferably made of
- the housing 30 is cylindrical.
- the housing at least partially on the bottom of a different material than on the side of the housing.
- a space between the housing 30 and the Faraday cage can be easily filled by the top 32 and bottom 34.
- the ultrasound transducer 10 has a coupling element 40 with a front side 42 and a back side 44, wherein the rear side 44 of the coupling element 40 is acoustically coupled to the upper side 22 of the transducer element 20 in order to transmit the ultrasound waves generated by the transducer element 20 in a transmission mode decoupling the environment or to forward in a receive mode received from the environment of the coupling element 40 ultrasonic waves to the transducer element 20.
- the transducer element 20 and the coupling element 40 are arranged in the housing 30.
- the transducer 10 also includes the ultrasonic transducer 50 on a first electrode and a second electrode 60, wherein the first electrode 50 is switched on with a ver ⁇ formed on the Un ⁇ underside 24 of the transducer element 20 and contact surface 70th
- the transducer element 20 is arranged in a cup-like Ablevor ⁇ direction 80 of a metallically conductive material, wherein the opening of the shielding device 80 is spanned with a metallic conductive grid 90 90.
- the grid 90 is fastened to the shielding device 80 by means of a fastening device, in particular a clamping ring 92.
- the grid 90 has a plurality of interstices 95.
- the term of the interstitial space 95 denotes the clear width between the meshes of the grid 90.
- the shielding device 80 is embedded in the housing 30 by the thickness of the coupling element 40.
- the grid 90 is electrically connected to the top of the transducer element 20.
- the shielding device 80 and the grid 90 form a Faraday cage, the grid 90 being formed between the upper side 22 of the transducer element 20 and the rear side 44 of the coupling element 40.
- the second electrode 60 with the Faraday 'rule cage here connected to the underside 82 of the cup-like shielding device 80 at a contact region 85 so that the top 22 of the transducer element 20 and the Faraday' sche cage are clamped to a ground potential.
- the shielding device 80 has at the bottom 82 a passage 86. Through the passage 86, the first electrode 50 is passed through electrical insulating against the shielding device 80.
- the housing 30 has on the underside 34 for the two electrodes 50 and 60, two passages 88, that is, the first electrode 50 and the second electrode 60 are passed through the housing 30 at the bottom 34.
- a gap SP is formed, so that the housing 30 is acoustically decoupled from the shielding device 80.
- the transducer element 20 and the coupling element 40 has a smaller diameter than the shielding device 80.
- Examples de elements 20 and 40 preferably have an identical diam ⁇ ser.
- Both the shielding device 80 and the interstices 95 and the shielding device 80 are filled with an acoustic decoupling material 100, in particular an elastomeric foam.
- the upper edge surface 105 of the housing 30 and the front side 42 of the coupling element 40 and the surface of the decoupling material 100 form a common planar plane 110.
- the transducer element 20 has a second contact surface 270.
- the second electrode 70 is connected to the second contact surface 270.
- the shielding device 80 has a further passage 86 on the underside 82.
- the second electrode 60 is electrically conducted in an insulating manner with respect to the shielding device 80.
- Both electrodes 50 and 60 which preferably comprise a flexible wire, terminate on a board 230.
- the board 230 is formed on the inside of the housing 30 between the shielding device 80 and the housing bottom 200.
- the circuit board 230 comprises a first contact pin 240 and a second contact pin 250, wherein the two contact pins 240 and 250 are passed through the two passages 88 on the housing 30.
- the housing 30 has a shoulder connected to the edge surface 105
- the second electrode 60 While in the first embodiment, shown in FIG. 1, the second electrode 60 is connected to the transducer element 20 by means of the grating 90. 6,000,592 and leads to an asymmetrical signal extraction by the terminal to the Faraday cage is clamped to a reference potential, in the present embodiment of Figure 2, the second electrode 60 directly to the transducer element 20 in the embodiment, shown in the figure of Figure 2, interconnected. By not clamping one of the two electrodes 50 and 60 to a ground potential, a symmetrical signal extraction can now be performed. If the grid 90 is not electrically connected to the transducer element 20, the grid 90 can be clamped to a reference potential. An alternating signal applied between the first electrode and the second electrode would be free of a reference potential.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Mechanical Engineering (AREA)
- Transducers For Ultrasonic Waves (AREA)
Abstract
Description
Claims
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017562641A JP6559260B2 (ja) | 2015-06-03 | 2016-04-11 | 超音波トランスデューサ |
| CN201680031871.7A CN107690589B (zh) | 2015-06-03 | 2016-04-11 | 超声换能器 |
| DE112016002482.7T DE112016002482A5 (de) | 2015-06-03 | 2016-04-11 | Ultraschallwandler |
| CA2987991A CA2987991C (en) | 2015-06-03 | 2016-04-11 | Ultrasonic transducer |
| US15/830,324 US10328462B2 (en) | 2015-06-03 | 2017-12-04 | Ultrasonic transducer |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP15001652.5 | 2015-06-03 | ||
| EP15001652.5A EP3101441B1 (de) | 2015-06-03 | 2015-06-03 | Ultraschallwandler |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US15/830,324 Continuation US10328462B2 (en) | 2015-06-03 | 2017-12-04 | Ultrasonic transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2016192827A1 true WO2016192827A1 (de) | 2016-12-08 |
Family
ID=53396123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2016/000592 Ceased WO2016192827A1 (de) | 2015-06-03 | 2016-04-11 | Ultraschallwandler |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US10328462B2 (de) |
| EP (1) | EP3101441B1 (de) |
| JP (1) | JP6559260B2 (de) |
| CN (1) | CN107690589B (de) |
| CA (1) | CA2987991C (de) |
| DE (1) | DE112016002482A5 (de) |
| WO (1) | WO2016192827A1 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10888898B2 (en) * | 2018-03-12 | 2021-01-12 | Endra Life Sciences Inc. | Shielded ultrasound transducer and imaging system employing the same |
| DE102018005540B4 (de) * | 2018-07-13 | 2022-06-09 | Pepperl+Fuchs Ag | 1D-Ultraschallwandler-Einheit |
| DE202020100871U1 (de) * | 2020-02-18 | 2020-11-11 | Leuze Electronic Gmbh + Co. Kg | Ultraschallsensor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4190783A (en) * | 1978-07-25 | 1980-02-26 | The Stoneleigh Trust, Fred M. Dellorfano, Jr. & Donald P. Massa, Trustees | Electroacoustic transducers of the bi-laminar flexural vibrating type with an acoustic delay line |
| US4368400A (en) * | 1979-05-15 | 1983-01-11 | Yoshiharu Taniguchi | Piezoelectric ultrasonic transducer mounted in a housing |
| DE4215271A1 (de) * | 1992-05-09 | 1993-11-11 | Tridelta Ag | Ultraschallwandler |
| DE29611678U1 (de) * | 1996-07-04 | 1997-08-07 | Siemens AG, 80333 München | Schallwandler, insbesondere Ultraschallwandler |
| EP1282174A2 (de) * | 2001-07-27 | 2003-02-05 | Holmberg GmbH & Co. KG | Piezoelektrisches Element und Schwingungswandler mit piezoelektrischem Element |
| US20100231093A1 (en) * | 2009-03-10 | 2010-09-16 | Shih-Hsiung Li | Anti-emi ultrasonic transducer |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4434384A (en) * | 1980-12-08 | 1984-02-28 | Raytheon Company | Ultrasonic transducer and its method of manufacture |
| JPH1094540A (ja) * | 1996-09-24 | 1998-04-14 | Toshiba Corp | 超音波プローブ |
| US7166910B2 (en) * | 2000-11-28 | 2007-01-23 | Knowles Electronics Llc | Miniature silicon condenser microphone |
| US6784600B2 (en) * | 2002-05-01 | 2004-08-31 | Koninklijke Philips Electronics N.V. | Ultrasonic membrane transducer for an ultrasonic diagnostic probe |
| DE102005007056A1 (de) * | 2005-02-15 | 2006-08-24 | Dieter Weber | Ultraschall-Stabschwinger |
| DE102007062460B4 (de) | 2007-12-22 | 2010-06-02 | Leuze Electronic Gmbh + Co. Kg | Ultraschallsensor |
| US8466605B2 (en) * | 2008-03-13 | 2013-06-18 | Ultrashape Ltd. | Patterned ultrasonic transducers |
| EP2146190B1 (de) * | 2008-07-15 | 2014-11-19 | Krohne AG | Ultraschallwandler |
| DE102008055116A1 (de) | 2008-12-23 | 2010-07-01 | Robert Bosch Gmbh | Verfahren zur Herstellung eines Ultraschallwandlers |
| AT509743B1 (de) * | 2010-05-11 | 2012-05-15 | Grabner Instr Messtechnik Gmbh | Vorrichtung zur messung des flammpunktes von flüssigkeiten und feststoffen |
| US20120157853A1 (en) * | 2010-12-15 | 2012-06-21 | General Electric Company | Acoustic Transducer Incorporating an Electromagnetic Interference Shielding as Part of Matching Layers |
| DE102011004722A1 (de) * | 2011-02-25 | 2012-08-30 | Endress + Hauser Gmbh + Co. Kg | Keramische Druckmesszelle |
| US9505031B2 (en) * | 2011-04-21 | 2016-11-29 | Rensselaer Polytechnic Institute | Ultrasonic high temperature and pressure housing for piezoelectric-acoustic channels |
| US9711709B2 (en) * | 2013-08-08 | 2017-07-18 | General Electric Company | Transducer systems |
| US10918356B2 (en) * | 2016-11-22 | 2021-02-16 | General Electric Company | Ultrasound transducers having electrical traces on acoustic backing structures and methods of making the same |
-
2015
- 2015-06-03 EP EP15001652.5A patent/EP3101441B1/de active Active
-
2016
- 2016-04-11 CN CN201680031871.7A patent/CN107690589B/zh active Active
- 2016-04-11 CA CA2987991A patent/CA2987991C/en active Active
- 2016-04-11 JP JP2017562641A patent/JP6559260B2/ja active Active
- 2016-04-11 WO PCT/EP2016/000592 patent/WO2016192827A1/de not_active Ceased
- 2016-04-11 DE DE112016002482.7T patent/DE112016002482A5/de not_active Withdrawn
-
2017
- 2017-12-04 US US15/830,324 patent/US10328462B2/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4190783A (en) * | 1978-07-25 | 1980-02-26 | The Stoneleigh Trust, Fred M. Dellorfano, Jr. & Donald P. Massa, Trustees | Electroacoustic transducers of the bi-laminar flexural vibrating type with an acoustic delay line |
| US4368400A (en) * | 1979-05-15 | 1983-01-11 | Yoshiharu Taniguchi | Piezoelectric ultrasonic transducer mounted in a housing |
| DE4215271A1 (de) * | 1992-05-09 | 1993-11-11 | Tridelta Ag | Ultraschallwandler |
| DE29611678U1 (de) * | 1996-07-04 | 1997-08-07 | Siemens AG, 80333 München | Schallwandler, insbesondere Ultraschallwandler |
| EP1282174A2 (de) * | 2001-07-27 | 2003-02-05 | Holmberg GmbH & Co. KG | Piezoelektrisches Element und Schwingungswandler mit piezoelektrischem Element |
| US20100231093A1 (en) * | 2009-03-10 | 2010-09-16 | Shih-Hsiung Li | Anti-emi ultrasonic transducer |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2018524864A (ja) | 2018-08-30 |
| US20180093300A1 (en) | 2018-04-05 |
| CN107690589A (zh) | 2018-02-13 |
| EP3101441A1 (de) | 2016-12-07 |
| US10328462B2 (en) | 2019-06-25 |
| CA2987991A1 (en) | 2016-12-08 |
| CA2987991C (en) | 2019-09-17 |
| CN107690589B (zh) | 2021-03-19 |
| EP3101441B1 (de) | 2018-05-16 |
| JP6559260B2 (ja) | 2019-08-14 |
| DE112016002482A5 (de) | 2018-02-15 |
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