CN86201730U - 一种多声级有和声乐感的电子喇叭 - Google Patents

一种多声级有和声乐感的电子喇叭 Download PDF

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Publication number
CN86201730U
CN86201730U CN198686201730U CN86201730U CN86201730U CN 86201730 U CN86201730 U CN 86201730U CN 198686201730 U CN198686201730 U CN 198686201730U CN 86201730 U CN86201730 U CN 86201730U CN 86201730 U CN86201730 U CN 86201730U
Authority
CN
China
Prior art keywords
loudspeaker
electronic horn
horn according
sound
frequency
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Withdrawn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
CN198686201730U
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English (en)
Chinese (zh)
Inventor
钱伟光
宗有根
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN198686201730U priority Critical patent/CN86201730U/zh
Publication of CN86201730U publication Critical patent/CN86201730U/zh
Priority to EP19870104319 priority patent/EP0239914A3/de
Priority to BR8701340A priority patent/BR8701340A/pt
Priority to JP6926187A priority patent/JPS62272700A/ja
Withdrawn legal-status Critical Current

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    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
CN198686201730U 1986-03-25 1986-03-25 一种多声级有和声乐感的电子喇叭 Withdrawn CN86201730U (zh)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN198686201730U CN86201730U (zh) 1986-03-25 1986-03-25 一种多声级有和声乐感的电子喇叭
EP19870104319 EP0239914A3 (de) 1986-03-25 1987-03-24 Mit einem harmonischen Klang mit vielfach regulierbarer Lautstärke versehenes elektronisches Lautsprechersystem
BR8701340A BR8701340A (pt) 1986-03-25 1987-03-24 Sistema de alto-falante eletronico
JP6926187A JPS62272700A (ja) 1986-03-25 1987-03-25 電子スピ−カシステム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN198686201730U CN86201730U (zh) 1986-03-25 1986-03-25 一种多声级有和声乐感的电子喇叭

Publications (1)

Publication Number Publication Date
CN86201730U true CN86201730U (zh) 1987-01-21

Family

ID=4805428

Family Applications (1)

Application Number Title Priority Date Filing Date
CN198686201730U Withdrawn CN86201730U (zh) 1986-03-25 1986-03-25 一种多声级有和声乐感的电子喇叭

Country Status (4)

Country Link
EP (1) EP0239914A3 (de)
JP (1) JPS62272700A (de)
CN (1) CN86201730U (de)
BR (1) BR8701340A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104077862A (zh) * 2013-03-29 2014-10-01 北京谊安医疗系统股份有限公司 一种医用报警电路装置和方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU679145B2 (en) * 1995-09-11 1997-06-19 Sportzwhistle Pty Ltd Electronic whistle
WO1999022549A1 (fr) * 1997-10-23 1999-05-06 Matsushita Electric Industrial Co., Ltd. Systeme d'adressage public
JP2020177154A (ja) * 2019-04-18 2020-10-29 和宏 長南 車両間ならびに／または車両および人間の間のコミュニケーションシステムおよびコミュニケーション方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4183278A (en) * 1977-10-17 1980-01-15 Lectron Products, Inc. Driver circuit for tone generator
JPS54111816A (en) * 1978-02-22 1979-09-01 Kuniichi Nemoto Imitation sound device
US4284845A (en) * 1979-07-30 1981-08-18 Belcher Claude A Pest eliminator
US4437088A (en) * 1981-11-19 1984-03-13 General Signal Corporation Electrical simulation of percussive bell

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104077862A (zh) * 2013-03-29 2014-10-01 北京谊安医疗系统股份有限公司 一种医用报警电路装置和方法

Also Published As

Publication number Publication date
JPS62272700A (ja) 1987-11-26
EP0239914A3 (de) 1990-10-10
EP0239914A2 (de) 1987-10-07
BR8701340A (pt) 1987-12-29

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C06 Publication
PB01 Publication
C14 Grant of patent or utility model
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee