HK51191A - Earphone - Google Patents

Earphone

Info

Publication number
HK51191A
HK51191A HK511/91A HK51191A HK51191A HK 51191 A HK51191 A HK 51191A HK 511/91 A HK511/91 A HK 511/91A HK 51191 A HK51191 A HK 51191A HK 51191 A HK51191 A HK 51191A
Authority
HK
Hong Kong
Prior art keywords
earphone
Prior art date
Application number
HK511/91A
Other languages
English (en)
Inventor
Masamichi Tanaka
Kazuaki Kogure
Original Assignee
Toshiba Kk
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 Kk filed Critical Toshiba Kk
Publication of HK51191A publication Critical patent/HK51191A/xx

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
    • H04R1/1016—Earpieces of the intra-aural type
    • 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)
HK511/91A 1988-03-15 1991-07-04 Earphone HK51191A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988033814U JPH01137691U (ar) 1988-03-15 1988-03-15

Publications (1)

Publication Number Publication Date
HK51191A true HK51191A (en) 1991-07-12

Family

ID=12396950

Family Applications (1)

Application Number Title Priority Date Filing Date
HK511/91A HK51191A (en) 1988-03-15 1991-07-04 Earphone

Country Status (5)

Country Link
US (1) US4972492A (ar)
JP (1) JPH01137691U (ar)
GB (1) GB2217147B (ar)
HK (1) HK51191A (ar)
SG (1) SG40891G (ar)

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US20090041281A1 (en) * 2007-08-10 2009-02-12 Wan-Hsiang Chang Low-frequency sound adjustable earphone
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US20090202098A1 (en) * 2008-02-13 2009-08-13 Plantronics, Inc. Occluding Earbud System and Method
US8111861B2 (en) * 2008-05-19 2012-02-07 Auria Llc Earbud that secures to the tragus and anti-tragus of the ear
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WO2010134313A1 (ja) 2009-05-21 2010-11-25 株式会社オーディオテクニカ イヤホン
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WO2012131006A1 (de) * 2011-03-29 2012-10-04 Ultrasone Ag Kopfhörer mit optimierter schallabstrahlung
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USD681015S1 (en) * 2012-09-08 2013-04-30 Apple Inc. Earphone
USD707652S1 (en) * 2013-01-03 2014-06-24 Beats Electronics, Llc Audio listening system
JP5360314B2 (ja) * 2013-02-08 2013-12-04 ソニー株式会社 イヤホン
JP5360316B2 (ja) * 2013-02-08 2013-12-04 ソニー株式会社 イヤホン
JP5360315B2 (ja) * 2013-02-08 2013-12-04 ソニー株式会社 イヤホン
USD707201S1 (en) 2013-03-15 2014-06-17 Lightspeed Aviation, Inc. Earbud
US9398365B2 (en) 2013-03-22 2016-07-19 Otter Products, Llc Earphone assembly
US9161114B2 (en) 2013-03-22 2015-10-13 Treefrog Developments, Inc. Earmolds
JP5392429B2 (ja) * 2013-04-05 2014-01-22 ソニー株式会社 イヤホン
JP5360322B2 (ja) * 2013-04-05 2013-12-04 ソニー株式会社 イヤホン
JP5360321B2 (ja) * 2013-04-05 2013-12-04 ソニー株式会社 イヤホン
JP5360319B2 (ja) * 2013-04-05 2013-12-04 ソニー株式会社 イヤホン
JP5360320B2 (ja) * 2013-04-05 2013-12-04 ソニー株式会社 イヤホン
JP5725090B2 (ja) * 2013-06-28 2015-05-27 ソニー株式会社 イヤホン
USD717275S1 (en) 2013-09-09 2014-11-11 Verto Medical Solutions, LLC Controller for earbuds and earphones
USD733101S1 (en) * 2014-01-02 2015-06-30 Google Technology Holdings LLC Pair of earbuds
USD728533S1 (en) * 2014-03-31 2015-05-05 Skullcandy, Inc. Headphone
JP2014158299A (ja) * 2014-04-30 2014-08-28 Sony Corp イヤホン
JP1529592S (ar) * 2014-11-07 2015-07-27
TWD176083S (zh) * 2014-12-29 2016-06-01 三星電子股份有限公司 耳機之部分
USD757682S1 (en) * 2015-02-27 2016-05-31 Microsoft Corporation Set of earbuds
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USD813844S1 (en) * 2015-07-20 2018-03-27 Skullcandy, Inc. Headphone
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USD772844S1 (en) * 2015-08-05 2016-11-29 Harman International Industries, Incorporated Headphone
USD778268S1 (en) * 2015-09-18 2017-02-07 1More Inc. Earphone
JP6460968B2 (ja) * 2015-12-14 2019-01-30 ソニー株式会社 イヤホン
USD783578S1 (en) * 2015-12-30 2017-04-11 Oculus Vr, Llc Earbud
USD820808S1 (en) * 2016-03-02 2018-06-19 Zound Industries International Ab Headphone headset
USD796486S1 (en) * 2016-03-13 2017-09-05 Huiyang District Yonghu Town Xingcheng Electronic Processing Plant Wireless headset
USD806059S1 (en) * 2016-08-31 2017-12-26 Harman International Industries, Incorporated Headphone
USD801314S1 (en) 2016-09-06 2017-10-31 Apple Inc. Pair of earphones
TWD184087S (zh) * 2016-10-05 2017-07-01 金士頓數位股份有限公司 耳機之部分
USD810047S1 (en) * 2016-10-05 2018-02-13 Kingston Digital, Inc. Earphone tip
JP1593736S (ar) * 2016-10-10 2017-12-25
USD860973S1 (en) * 2017-03-17 2019-09-24 Samsung Electronics Co., Ltd. Earphone
TWD187385S (zh) * 2017-03-27 2017-12-21 金士頓數位股份有限公司 音源控制裝置之部分
USD840372S1 (en) * 2017-08-24 2019-02-12 Plantronics, Inc. Communications headset or headphone
JP6555313B2 (ja) * 2017-09-29 2019-08-07 ソニー株式会社 イヤホン
US11445293B2 (en) * 2018-11-25 2022-09-13 Move Company Limited Earphones
USD853995S1 (en) * 2019-01-24 2019-07-16 Guangzhou Lanshidun Electronic Limited Company Earphone
US11166093B2 (en) 2019-03-19 2021-11-02 Logitech Europe S.A. Earphone device support and case
JP6798576B2 (ja) * 2019-04-25 2020-12-09 ソニー株式会社 イヤホン
USD869445S1 (en) * 2019-05-22 2019-12-10 Shenzhen Qianhai Patuoxun Network And Technology Co., Ltd Earphone
US11786694B2 (en) 2019-05-24 2023-10-17 NeuroLight, Inc. Device, method, and app for facilitating sleep
USD878337S1 (en) * 2019-07-08 2020-03-17 Shenzhen Ginto E-commerce Co., Limited Earphone
USD906297S1 (en) 2019-09-13 2020-12-29 Apple Inc. Pair of earphones
USD909347S1 (en) 2019-09-20 2021-02-02 Apple Inc. Earphone
USD923658S1 (en) 2019-10-02 2021-06-29 Apple Inc. Electronic device with graphical user interface
USD890724S1 (en) * 2019-11-22 2020-07-21 Stb International Limited Earphone
USD883260S1 (en) * 2019-12-25 2020-05-05 Shenzhen Qianhai Patuoxun Network And Technology Co., Ltd Earphone
USD893462S1 (en) * 2020-03-05 2020-08-18 Shenzhen Humboldt Technology Co., Ltd Headphone
JP2020145738A (ja) * 2020-05-27 2020-09-10 ソニー株式会社 イヤホン
USD905020S1 (en) * 2020-06-08 2020-12-15 Dongguan Pinmi Electronic Technology Co., Ltd Earphone
USD978842S1 (en) 2020-11-11 2023-02-21 Apple Inc. Pair of earphones
USD1002583S1 (en) 2020-12-02 2023-10-24 Logitech Europe S.A. Combined earphone and earphone case
USD969772S1 (en) 2020-12-02 2022-11-15 Logitech Europe S.A. Earphone
USD974038S1 (en) 2020-12-02 2023-01-03 Logitech Europe S.A. Earphone case
USD990456S1 (en) * 2021-07-02 2023-06-27 Haimei Xu Wireless earphone
USD952611S1 (en) * 2021-07-21 2022-05-24 Shenzhen Beatime Technology Co., Ltd Pair of wireless earphones
USD1025959S1 (en) * 2022-03-14 2024-05-07 AFH Industries Inc. Wireless earphones
USD986860S1 (en) * 2022-11-04 2023-05-23 Shen Zhen Ocen Technology Co. Ltd Earphone
USD985542S1 (en) * 2022-11-04 2023-05-09 Shen Zhen Ocen Technology Co. Ltd Earphone
USD993941S1 (en) * 2022-11-25 2023-08-01 Zhijun Wu Earphone

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DE717540C (de) * 1938-04-02 1942-09-29 Dr Helmut Sell Kleintelefon mit kolbenartig schwingender Membran
US2808468A (en) * 1952-02-07 1957-10-01 Sonotone Corp Magnetic insert earphone and inserts therefor
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Also Published As

Publication number Publication date
GB8905704D0 (en) 1989-04-26
GB2217147A (en) 1989-10-18
JPH01137691U (ar) 1989-09-20
GB2217147B (en) 1991-01-02
US4972492A (en) 1990-11-20
SG40891G (en) 1991-07-26

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)