EP2839888A3 - Convertisseur électroacoustique - Google Patents

Convertisseur électroacoustique Download PDF

Info

Publication number
EP2839888A3
EP2839888A3 EP14177004.0A EP14177004A EP2839888A3 EP 2839888 A3 EP2839888 A3 EP 2839888A3 EP 14177004 A EP14177004 A EP 14177004A EP 2839888 A3 EP2839888 A3 EP 2839888A3
Authority
EP
European Patent Office
Prior art keywords
piezoelectric element
front body
electroacoustic transducer
face
rear body
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Withdrawn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
EP14177004.0A
Other languages
German (de)
English (en)
Other versions
EP2839888A2 (fr
Inventor
David Bartylla
Andre Gerlach
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP2839888A2 publication Critical patent/EP2839888A2/fr
Publication of EP2839888A3 publication Critical patent/EP2839888A3/fr
Withdrawn legal-status Critical Current

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
EP14177004.0A 2013-08-19 2014-07-15 Convertisseur électroacoustique Withdrawn EP2839888A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102013216380.0A DE102013216380A1 (de) 2013-08-19 2013-08-19 Elektroakustischer Wandler

Publications (2)

Publication Number Publication Date
EP2839888A2 EP2839888A2 (fr) 2015-02-25
EP2839888A3 true EP2839888A3 (fr) 2015-10-28

Family

ID=51176253

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14177004.0A Withdrawn EP2839888A3 (fr) 2013-08-19 2014-07-15 Convertisseur électroacoustique

Country Status (2)

Country Link
EP (1) EP2839888A3 (fr)
DE (1) DE102013216380A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016221535A1 (de) * 2016-11-03 2018-05-03 Robert Bosch Gmbh Ultraschallwandler

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4065687A (en) * 1973-03-28 1977-12-27 Taga Electric Co., Ltd. Supersonic vibrator with means for detecting vibrating speed
US20060043840A1 (en) * 2004-09-01 2006-03-02 Impulse Devices Inc. Acoustic driver assembly with restricted contact area
US20100208553A1 (en) * 2008-07-24 2010-08-19 Donald Patrick Massa Hidden ultrasonic transducer with beam angle control for non-contact target detection systems
US8085621B2 (en) * 2008-07-24 2011-12-27 Massa Products Corporation Ultrasonic transducer with improved method of beam angle control

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4065687A (en) * 1973-03-28 1977-12-27 Taga Electric Co., Ltd. Supersonic vibrator with means for detecting vibrating speed
US20060043840A1 (en) * 2004-09-01 2006-03-02 Impulse Devices Inc. Acoustic driver assembly with restricted contact area
US20100208553A1 (en) * 2008-07-24 2010-08-19 Donald Patrick Massa Hidden ultrasonic transducer with beam angle control for non-contact target detection systems
US8085621B2 (en) * 2008-07-24 2011-12-27 Massa Products Corporation Ultrasonic transducer with improved method of beam angle control

Also Published As

Publication number Publication date
DE102013216380A1 (de) 2015-03-12
EP2839888A2 (fr) 2015-02-25

Similar Documents

Publication Publication Date Title
USD975658S1 (en) Control device
USD762827S1 (en) Lavatory
USD791770S1 (en) Stylus tip
USD753426S1 (en) Chair
USD855161S1 (en) Sink
USD945577S1 (en) Vanity
USD735837S1 (en) Lavatory
USD698906S1 (en) Bath
USD759795S1 (en) Countertop
USD740784S1 (en) Portable sound device
USD824000S1 (en) Lavatory
USD827111S1 (en) Vanity
USD808506S1 (en) Filter element
USD924381S1 (en) Sink
USD725757S1 (en) Sink
USD760230S1 (en) Piezoelectric vibration device
EP3896851A4 (fr) Filtre acoustique piézoélectrique
EP3341563A4 (fr) Transducteur ultrasonique à élément de support amélioré
USD724712S1 (en) Toilet
USD739545S1 (en) Stimulation device
USD721567S1 (en) Door knob
MX2017016459A (es) Metodo de procesamiento de indentaciones por medio de fresado de extremos.
USD742487S1 (en) Sink
USD812729S1 (en) Toilet
GB2539614A (en) Variable thickness acoustic transducers

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20140715

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

RIC1 Information provided on ipc code assigned before grant

Ipc: B06B 1/06 20060101AFI20150923BHEP

Ipc: G10K 9/22 20060101ALI20150923BHEP

R17P Request for examination filed (corrected)

Effective date: 20160428

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: ROBERT BOSCH GMBH

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20201118

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20220826

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20230106