JPH0727715Y2 - ハンドセット - Google Patents

ハンドセット

Info

Publication number
JPH0727715Y2
JPH0727715Y2 JP1989012815U JP1281589U JPH0727715Y2 JP H0727715 Y2 JPH0727715 Y2 JP H0727715Y2 JP 1989012815 U JP1989012815 U JP 1989012815U JP 1281589 U JP1281589 U JP 1281589U JP H0727715 Y2 JPH0727715 Y2 JP H0727715Y2
Authority
JP
Japan
Prior art keywords
holder
jack
handset
lower case
passage hole
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.)
Expired - Lifetime
Application number
JP1989012815U
Other languages
English (en)
Japanese (ja)
Other versions
JPH02103950U (en]
Inventor
英範 奥
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP1989012815U priority Critical patent/JPH0727715Y2/ja
Priority to KR1019900001309A priority patent/KR930001820B1/ko
Priority to CA002009293A priority patent/CA2009293C/en
Priority to US07/475,003 priority patent/US5144656A/en
Priority to GB9002482A priority patent/GB2228646B/en
Publication of JPH02103950U publication Critical patent/JPH02103950U/ja
Application granted granted Critical
Publication of JPH0727715Y2 publication Critical patent/JPH0727715Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
    • H04M1/035—Improving the acoustic characteristics by means of constructional features of the housing, e.g. ribs, walls, resonating chambers or cavities

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
JP1989012815U 1989-02-06 1989-02-06 ハンドセット Expired - Lifetime JPH0727715Y2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP1989012815U JPH0727715Y2 (ja) 1989-02-06 1989-02-06 ハンドセット
KR1019900001309A KR930001820B1 (ko) 1989-02-06 1990-02-03 통신기기의 송화장치
CA002009293A CA2009293C (en) 1989-02-06 1990-02-05 Handset transmitter for communication equipment
US07/475,003 US5144656A (en) 1989-02-06 1990-02-05 Transmitter for communication equipment
GB9002482A GB2228646B (en) 1989-02-06 1990-02-05 Speech transmitter for communication equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989012815U JPH0727715Y2 (ja) 1989-02-06 1989-02-06 ハンドセット

Publications (2)

Publication Number Publication Date
JPH02103950U JPH02103950U (en]) 1990-08-17
JPH0727715Y2 true JPH0727715Y2 (ja) 1995-06-21

Family

ID=11815884

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989012815U Expired - Lifetime JPH0727715Y2 (ja) 1989-02-06 1989-02-06 ハンドセット

Country Status (5)

Country Link
US (1) US5144656A (en])
JP (1) JPH0727715Y2 (en])
KR (1) KR930001820B1 (en])
CA (1) CA2009293C (en])
GB (1) GB2228646B (en])

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9317982U1 (de) * 1993-11-24 1994-03-10 Siemens AG, 80333 München Handapparat für eine Fernsprechstation
JP2609822B2 (ja) * 1994-10-12 1997-05-14 埼玉日本電気株式会社 送話器
US7106876B2 (en) * 2002-10-15 2006-09-12 Shure Incorporated Microphone for simultaneous noise sensing and speech pickup
KR100831119B1 (ko) * 2002-12-24 2008-05-20 엘지노텔 주식회사 통신용 단말기의 노이즈 감쇠 핸드셋
US20080170724A1 (en) * 2007-01-16 2008-07-17 Byron Demetrious Cancelmo Vocal monitor
DE102007021276A1 (de) * 2007-05-07 2008-11-13 Siemens Medical Instruments Pte. Ltd. Hörhilfegerät mit einer Abschirmung
US9686389B2 (en) 2015-11-02 2017-06-20 Cisco Technology, Inc. Audio transducer and associated holding device for enhanced acoustic and electromagnetic coupling
US11785375B2 (en) 2021-06-15 2023-10-10 Quiet, Inc. Precisely controlled microphone acoustic attenuator with protective microphone enclosure

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3240883A (en) * 1961-05-25 1966-03-15 Shure Bros Microphone
ZA728218B (en) * 1971-11-23 1973-07-25 Plessey Ducon Ltd Microphone damping
CH528197A (de) * 1971-12-20 1972-09-15 Ibm Gehäuseanordnung mit einem elektro-akustischen Wandler, und Verwendung derselben in einem Telefonapparat einer Nachrichtenübertragungsanlage mit PCM-Codierung
JPS6017191B2 (ja) * 1977-12-30 1985-05-01 アイホン株式会社 風雑音減衰効果を有するマイクロンホンユニツト
DE2831401C2 (de) * 1978-07-17 1987-03-19 Siemens AG, 1000 Berlin und 8000 München Elektroakustischer Wandler
DE2831411C2 (de) * 1978-07-17 1983-10-06 Siemens Ag, 1000 Berlin Und 8000 Muenchen Elektroakustischer Wandler mit mit piezoelektrischer Schicht versehener Membran
GB2064265B (en) * 1979-11-30 1984-01-11 Pye Electronic Prod Ltd Microphone unit
JPS62141246U (en]) * 1986-02-28 1987-09-05
US4776009A (en) * 1986-06-09 1988-10-04 Northern Telecom Limited Telephone handset having housings assembled without mechanical fasteners
DE3634620A1 (de) * 1986-10-10 1988-04-14 Siemens Ag Anordnung zum schutz vor spannungsueberschlaegen bei handapparaten der fernsprechtechnik

Also Published As

Publication number Publication date
GB9002482D0 (en) 1990-04-04
CA2009293A1 (en) 1990-08-06
KR930001820B1 (ko) 1993-03-13
GB2228646B (en) 1993-09-08
JPH02103950U (en]) 1990-08-17
US5144656A (en) 1992-09-01
GB2228646A (en) 1990-08-29
KR900013747A (ko) 1990-09-06
CA2009293C (en) 1994-07-26

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term