NO20004074D0 - Hodetelefon uten impulsstøy for beskyttelse mot ledende hørselstap - Google Patents
Hodetelefon uten impulsstøy for beskyttelse mot ledende hørselstapInfo
- Publication number
- NO20004074D0 NO20004074D0 NO20004074A NO20004074A NO20004074D0 NO 20004074 D0 NO20004074 D0 NO 20004074D0 NO 20004074 A NO20004074 A NO 20004074A NO 20004074 A NO20004074 A NO 20004074A NO 20004074 D0 NO20004074 D0 NO 20004074D0
- Authority
- NO
- Norway
- Prior art keywords
- headphone
- protection against
- hearing loss
- impulse noise
- conductive hearing
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1016—Earpieces of the intra-aural type
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Headphones And Earphones (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB981005292A CN1138447C (zh) | 1998-02-16 | 1998-02-16 | 无传音性听力损失与冲击噪音之耳机 |
PCT/US1999/002446 WO1999041946A1 (en) | 1998-02-16 | 1999-02-05 | Earphone without impulse noise for protection against conductive hearing loss |
Publications (3)
Publication Number | Publication Date |
---|---|
NO20004074D0 true NO20004074D0 (no) | 2000-08-15 |
NO20004074L NO20004074L (no) | 2000-08-15 |
NO326615B1 NO326615B1 (no) | 2009-01-19 |
Family
ID=5216078
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20004074A NO326615B1 (no) | 1998-02-16 | 2000-08-15 | Hodetelefon uten impulsstoy for beskyttelse mot ledende horselstap |
Country Status (13)
Country | Link |
---|---|
EP (1) | EP1068771B1 (no) |
JP (1) | JP3091406U (no) |
KR (1) | KR100615827B1 (no) |
CN (1) | CN1138447C (no) |
AU (1) | AU752648B2 (no) |
BR (2) | BR9907948A (no) |
CA (1) | CA2320214C (no) |
DE (1) | DE69939931D1 (no) |
HK (1) | HK1033408A1 (no) |
ID (1) | ID25924A (no) |
NO (1) | NO326615B1 (no) |
RU (1) | RU2232486C2 (no) |
WO (1) | WO1999041946A1 (no) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7227957B2 (en) * | 2000-06-09 | 2007-06-05 | Ziyi Cheng | Noise-suppressing receiver |
US7077014B2 (en) | 2004-06-23 | 2006-07-18 | Endress + Hauser Flowtec Ag | Vibration-type measuring transducer |
EP1727394B1 (en) * | 2005-05-25 | 2008-10-29 | Oticon A/S | Method and apparatus for current management in a battery powered audio device |
CN2852584Y (zh) * | 2005-11-15 | 2006-12-27 | 邹小元 | 符合听音原理的耳机 |
TWI323617B (en) | 2006-02-20 | 2010-04-11 | Cotron Corp | Multiple channel earphone |
DE102006030600A1 (de) * | 2006-07-03 | 2008-01-24 | Siemens Audiologische Technik Gmbh | Otologische Vorrichtung mit Haltevorrichtung für einen Tragus |
NO328038B1 (no) * | 2007-06-01 | 2009-11-16 | Freebit As | Forbedret oreenhet |
SE531656E5 (sv) * | 2008-05-12 | 2011-04-26 | 3M Svenska Ab | Hörselskydd |
KR101427531B1 (ko) * | 2013-07-17 | 2014-08-07 | 서울과학기술대학교 산학협력단 | 음압 감소를 위한 귀 장착형 음향 출력 장치 |
KR101427120B1 (ko) * | 2013-08-23 | 2014-08-07 | 김철희 | 트라거스에 착용할 수 있는 이어폰 |
CN105245989A (zh) * | 2015-10-26 | 2016-01-13 | 胡强 | 入耳式耳麦 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1165248A (en) * | 1980-10-31 | 1984-04-10 | Shingo Watanabe | Electro-acoustic transducer |
JPH0228960B2 (ja) | 1985-02-13 | 1990-06-27 | Matsushita Electric Ind Co Ltd | Maikuropponkenyohetsudoppon |
JPH0450718Y2 (no) * | 1986-02-28 | 1992-11-30 | ||
JP2553514B2 (ja) | 1986-05-23 | 1996-11-13 | 松下電器産業株式会社 | ヘッドホン |
JPH06237499A (ja) * | 1993-02-09 | 1994-08-23 | Sony Corp | ヘッドホン |
JPH07154888A (ja) * | 1993-11-30 | 1995-06-16 | Sony Corp | 電気音響変換装置 |
-
1998
- 1998-02-16 CN CNB981005292A patent/CN1138447C/zh not_active Expired - Lifetime
-
1999
- 1999-02-05 DE DE69939931T patent/DE69939931D1/de not_active Expired - Lifetime
- 1999-02-05 JP JP2000600016U patent/JP3091406U/ja not_active Expired - Lifetime
- 1999-02-05 WO PCT/US1999/002446 patent/WO1999041946A1/en active IP Right Grant
- 1999-02-05 KR KR1020007008026A patent/KR100615827B1/ko not_active IP Right Cessation
- 1999-02-05 CA CA002320214A patent/CA2320214C/en not_active Expired - Fee Related
- 1999-02-05 EP EP99906740A patent/EP1068771B1/en not_active Expired - Lifetime
- 1999-02-05 BR BR9907948-8A patent/BR9907948A/pt active IP Right Grant
- 1999-02-05 AU AU26579/99A patent/AU752648B2/en not_active Ceased
- 1999-02-05 RU RU2000122777/28A patent/RU2232486C2/ru not_active IP Right Cessation
- 1999-02-05 ID IDW20001540A patent/ID25924A/id unknown
- 1999-02-05 BR BRMU7903454-3Y1U patent/BR7903454Y1/pt not_active IP Right Cessation
-
2000
- 2000-08-15 NO NO20004074A patent/NO326615B1/no not_active IP Right Cessation
-
2001
- 2001-05-16 HK HK01103407A patent/HK1033408A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU2657999A (en) | 1999-08-30 |
CN1138447C (zh) | 2004-02-11 |
CA2320214C (en) | 2006-04-25 |
HK1033408A1 (en) | 2001-08-24 |
KR100615827B1 (ko) | 2006-08-25 |
BR7903454Y1 (pt) | 2013-09-17 |
KR20010034308A (ko) | 2001-04-25 |
EP1068771A1 (en) | 2001-01-17 |
AU752648B2 (en) | 2002-09-26 |
WO1999041946A1 (en) | 1999-08-19 |
ID25924A (id) | 2000-11-09 |
RU2232486C2 (ru) | 2004-07-10 |
NO20004074L (no) | 2000-08-15 |
DE69939931D1 (de) | 2009-01-02 |
BR9907948A (pt) | 2000-11-07 |
JP3091406U (ja) | 2003-01-31 |
NO326615B1 (no) | 2009-01-19 |
EP1068771A4 (en) | 2006-07-05 |
CN1226797A (zh) | 1999-08-25 |
CA2320214A1 (en) | 1999-08-19 |
EP1068771B1 (en) | 2008-11-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |