KR920006570A - Noise reduction device of washing machine - Google Patents

Noise reduction device of washing machine Download PDF

Info

Publication number
KR920006570A
KR920006570A KR1019900015738A KR900015738A KR920006570A KR 920006570 A KR920006570 A KR 920006570A KR 1019900015738 A KR1019900015738 A KR 1019900015738A KR 900015738 A KR900015738 A KR 900015738A KR 920006570 A KR920006570 A KR 920006570A
Authority
KR
South Korea
Prior art keywords
washing machine
main body
noise
unit
reduction device
Prior art date
Application number
KR1019900015738A
Other languages
Korean (ko)
Inventor
차경환
Original Assignee
이헌조
주식회사 금성사
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 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019900015738A priority Critical patent/KR920006570A/en
Publication of KR920006570A publication Critical patent/KR920006570A/en

Links

Landscapes

  • Soundproofing, Sound Blocking, And Sound Damping (AREA)

Abstract

내용 없음No content

Description

세탁기의 소음저감장치.Noise reduction device of washing machine.

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제2도는 본 발명 세탁기의 개략구성도,2 is a schematic configuration diagram of a washing machine of the present invention;

제3도는 제2도의 A부 확대 평면도,3 is an enlarged plan view of part A of FIG.

제4도는 제2도의 A부확대 측면도,4 is an enlarged side view of portion A of FIG.

제5도는 본 발명 세탁기의 소음저감 시스템 구성도,5 is a noise reduction system configuration of the washing machine of the present invention,

제6도의 (가)는 제5도의 밴드패스필터부의 출력파형도, (나)는 제5도의 위상 변환부의 출력파형도.6A is an output waveform diagram of the band pass filter unit of FIG. 5, and (B) is an output waveform diagram of the phase conversion unit of FIG.

Claims (1)

세탁기 본체(1)의 내부에 스너브바(2)에 의하여 지지되는 아웃터브(3)와, 그 아웃터브(3)의 내부에 설치되는 세탁 및 탈수조(4), 필세이터(5), 클러치(6) 및 구동모터(7)로 구성된 세탁기에 있어서, 상기 세탁기 본체(1)의 하부 일측에 설치되어 세탁기 내부에서 발생되는 소음을 전기적신호로 변환시키는 마이크로폰(10)과, 상기 마이크로폰(10)으로 부터 출력된 소음중에서 구동모터(7)의 소음 주파수 밴드만을 통과시키는 밴드패스필터부(13)와, 상기 밴드패스필터부(13)의 출력신호를 역위상으로 변환시키는 역위상 변환부(14)와, 상기 역위상 변환부(14)의 출력신호를 소정의 레벨로 증폭하여 세탁기 본체(1)의 저면 중앙에 설치되어 잇는 스피커(11)로 출력하는 증폭부(15)로서 구성함을 특징으로 한 세탁기의 소음 저감장치.The outer tub 3 supported by the snub bar 2 in the washing machine main body 1, the washing and dehydrating tank 4, the pillator 5, and the clutch installed in the outer tub 3. In the washing machine consisting of a (6) and the drive motor (7), the microphone 10 is installed on one side of the lower body of the washing machine main body 1 to convert the noise generated in the washing machine into an electrical signal, and the microphone 10 Band pass filter 13 for passing only the noise frequency band of the drive motor 7 among the noise output from the output, and reverse phase conversion unit 14 for converting the output signal of the band pass filter 13 to the reverse phase And an amplifying unit 15 for amplifying the output signal of the inverse phase converting unit 14 to a predetermined level and outputting the amplified unit 15 to the speaker 11 installed at the center of the bottom surface of the washing machine main body 1. Noise reduction device of washing machine. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900015738A 1990-09-29 1990-09-29 Noise reduction device of washing machine KR920006570A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900015738A KR920006570A (en) 1990-09-29 1990-09-29 Noise reduction device of washing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900015738A KR920006570A (en) 1990-09-29 1990-09-29 Noise reduction device of washing machine

Publications (1)

Publication Number Publication Date
KR920006570A true KR920006570A (en) 1992-04-27

Family

ID=67739196

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900015738A KR920006570A (en) 1990-09-29 1990-09-29 Noise reduction device of washing machine

Country Status (1)

Country Link
KR (1) KR920006570A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11531360B2 (en) 2018-09-21 2022-12-20 Samsung Electronics Co., Ltd. Electronic device and method for controlling thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11531360B2 (en) 2018-09-21 2022-12-20 Samsung Electronics Co., Ltd. Electronic device and method for controlling thereof

Similar Documents

Publication Publication Date Title
KR920005665A (en) Electroacoustic Transducer and Sound Regeneration System
KR920002270A (en) Amplitude Control Device of Ultrasonic Processing Machine
KR960032294A (en) Noise reduction method and apparatus
ATE110920T1 (en) TINNITUS MASK DEVICE.
KR910012640A (en) Low noise refrigerator and noise control method
DK0760954T3 (en) Phase Noise Detector
KR920006570A (en) Noise reduction device of washing machine
KR900004215A (en) Speaker unit for HDTV-TV receiver
KR910014266A (en) Vehicle noise canceller
KR930003770A (en) Signal generator
KR930023528A (en) Low noise washing machine
KR830007004A (en) High speed squelch circuit
KR830006995A (en) Third harmonic signal generation electron filter
KR890010343A (en) Washing machine with auxiliary washing tank
KR970055245A (en) F.M demodulation circuit
KR910010952A (en) Volume control circuit of telephone ring signal
KR970019997A (en) Noise reduction system of vacuum cleaner
KR970048618A (en) Underwater acoustic detector
SU1387029A1 (en) Alarm device
KR970006597A (en) Displacement measuring device of vibration washing machine
RU99110791A (en) VIBROACOUSTIC EXPOSURE DEVICE
KR910020688A (en) Pilot signal cancellation circuit
KR980006830A (en) Filter circuit of a single power source
KR920010239A (en) Noise suppression device in the refrigerator
KR920003799A (en) Speaker system for active noise control

Legal Events

Date Code Title Description
WITN Withdrawal due to no request for examination