CN1303522A - 谐振压电告警设备 - Google Patents

谐振压电告警设备 Download PDF

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Publication number
CN1303522A
CN1303522A CN99806807A CN99806807A CN1303522A CN 1303522 A CN1303522 A CN 1303522A CN 99806807 A CN99806807 A CN 99806807A CN 99806807 A CN99806807 A CN 99806807A CN 1303522 A CN1303522 A CN 1303522A
Authority
CN
China
Prior art keywords
piezoelectric
alering
moving mass
resonant
plane
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.)
Pending
Application number
CN99806807A
Other languages
English (en)
Chinese (zh)
Inventor
托马斯·J·罗林斯
布鲁斯·M·莫顿
菲利普·P·迈克纳克
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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
Priority claimed from US09/087,558 external-priority patent/US6078126A/en
Priority claimed from US09/087,309 external-priority patent/US5945772A/en
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of CN1303522A publication Critical patent/CN1303522A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G13/00—Producing acoustic time signals
    • G04G13/02—Producing acoustic time signals at preselected times, e.g. alarm clocks
    • G04G13/021—Details

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Mobile Radio Communication Systems (AREA)
CN99806807A 1998-05-29 1999-04-28 谐振压电告警设备 Pending CN1303522A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US09/087,558 1998-05-29
US09/087,558 US6078126A (en) 1998-05-29 1998-05-29 Resonant piezoelectric alerting device
US09/087,309 US5945772A (en) 1998-05-29 1998-05-29 Damped resonant piezoelectric alerting device
US09/087,309 1998-05-29

Publications (1)

Publication Number Publication Date
CN1303522A true CN1303522A (zh) 2001-07-11

Family

ID=26776828

Family Applications (1)

Application Number Title Priority Date Filing Date
CN99806807A Pending CN1303522A (zh) 1998-05-29 1999-04-28 谐振压电告警设备

Country Status (5)

Country Link
EP (1) EP1088352A1 (fr)
JP (1) JP2002517907A (fr)
KR (1) KR20010052439A (fr)
CN (1) CN1303522A (fr)
WO (1) WO1999063604A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100483765C (zh) * 2002-05-31 2009-04-29 摩托罗拉公司(在特拉华州注册的公司) 可人工操作的电子设备

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010011047A1 (de) * 2010-03-11 2011-09-15 Johnson Matthey Catalysts (Germany) Gmbh Biegewandler
JP6172971B2 (ja) * 2013-02-27 2017-08-02 オリンパス株式会社 駆動装置、及び画像機器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4342936A (en) * 1980-12-19 1982-08-03 Eastman Kodak Company High deflection bandwidth product polymeric piezoelectric flexure mode device and method of making same
US4387318A (en) * 1981-06-04 1983-06-07 Piezo Electric Products, Inc. Piezoelectric fluid-electric generator
JPH02240977A (ja) * 1989-03-14 1990-09-25 Toshiba Corp 変位発生装置
JPH039519A (ja) * 1989-06-07 1991-01-17 Tosoh Corp 屈曲型変位素子
JPH039581A (ja) * 1989-06-07 1991-01-17 Jgc Corp アクチュエーター
US5068567A (en) * 1990-10-26 1991-11-26 General Electric Company Apparatus for increasing the recoverable energy of a piezoelectric bender
US5514927A (en) * 1994-02-28 1996-05-07 Motorola, Inc. Piezoelectric audio transducer
US5780958A (en) * 1995-11-03 1998-07-14 Aura Systems, Inc. Piezoelectric vibrating device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100483765C (zh) * 2002-05-31 2009-04-29 摩托罗拉公司(在特拉华州注册的公司) 可人工操作的电子设备

Also Published As

Publication number Publication date
KR20010052439A (ko) 2001-06-25
EP1088352A1 (fr) 2001-04-04
JP2002517907A (ja) 2002-06-18
WO1999063604A1 (fr) 1999-12-09

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication