KR920003217U - Buzzer driving circuit - Google Patents

Buzzer driving circuit

Info

Publication number
KR920003217U
KR920003217U KR2019900011561U KR900011561U KR920003217U KR 920003217 U KR920003217 U KR 920003217U KR 2019900011561 U KR2019900011561 U KR 2019900011561U KR 900011561 U KR900011561 U KR 900011561U KR 920003217 U KR920003217 U KR 920003217U
Authority
KR
South Korea
Prior art keywords
driving circuit
buzzer driving
buzzer
circuit
driving
Prior art date
Application number
KR2019900011561U
Other languages
Korean (ko)
Other versions
KR930000836Y1 (en
Inventor
이석진
Original Assignee
금성계전 주식회사
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 금성계전 주식회사 filed Critical 금성계전 주식회사
Priority to KR2019900011561U priority Critical patent/KR930000836Y1/en
Publication of KR920003217U publication Critical patent/KR920003217U/en
Application granted granted Critical
Publication of KR930000836Y1 publication Critical patent/KR930000836Y1/en

Links

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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Alarm Systems (AREA)
KR2019900011561U 1990-07-31 1990-07-31 Operating circuits of buzzer KR930000836Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019900011561U KR930000836Y1 (en) 1990-07-31 1990-07-31 Operating circuits of buzzer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019900011561U KR930000836Y1 (en) 1990-07-31 1990-07-31 Operating circuits of buzzer

Publications (2)

Publication Number Publication Date
KR920003217U true KR920003217U (en) 1992-02-25
KR930000836Y1 KR930000836Y1 (en) 1993-02-27

Family

ID=19301767

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019900011561U KR930000836Y1 (en) 1990-07-31 1990-07-31 Operating circuits of buzzer

Country Status (1)

Country Link
KR (1) KR930000836Y1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100428896B1 (en) * 1999-12-23 2004-04-28 주식회사 포스코 Triac trouble detector

Also Published As

Publication number Publication date
KR930000836Y1 (en) 1993-02-27

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Legal Events

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E701 Decision to grant or registration of patent right
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Payment date: 20031229

Year of fee payment: 12

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