CN105243882B - 可调式教室用音频接收器 - Google Patents
可调式教室用音频接收器 Download PDFInfo
- Publication number
- CN105243882B CN105243882B CN201510746491.9A CN201510746491A CN105243882B CN 105243882 B CN105243882 B CN 105243882B CN 201510746491 A CN201510746491 A CN 201510746491A CN 105243882 B CN105243882 B CN 105243882B
- Authority
- CN
- China
- Prior art keywords
- bearing
- pipe end
- flexible metal
- microphone
- metal conduit
- 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.)
- Active
Links
- 239000002184 metal Substances 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000001154 acute effect Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005034 decoration Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 241000270295 Serpentes Species 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/04—Electrically-operated educational appliances with audible presentation of the material to be studied
-
- 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
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510746491.9A CN105243882B (zh) | 2015-11-01 | 2015-11-01 | 可调式教室用音频接收器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510746491.9A CN105243882B (zh) | 2015-11-01 | 2015-11-01 | 可调式教室用音频接收器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105243882A CN105243882A (zh) | 2016-01-13 |
CN105243882B true CN105243882B (zh) | 2018-01-05 |
Family
ID=55041507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510746491.9A Active CN105243882B (zh) | 2015-11-01 | 2015-11-01 | 可调式教室用音频接收器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105243882B (zh) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2327138Y (zh) * | 1997-11-12 | 1999-06-30 | 许志铭 | 头戴式麦克风 |
KR100519260B1 (ko) * | 2002-02-21 | 2005-10-06 | 주식회사 애드일렉코 | 고속 최적화된 무선마이크 장치 및 그 제어방법 |
CN2874965Y (zh) * | 2005-11-24 | 2007-02-28 | 吴英瑞 | 麦克风软道管 |
CN201018641Y (zh) * | 2007-03-06 | 2008-02-06 | 廖子淼 | 可伸缩式台式话筒 |
CN201222795Y (zh) * | 2008-05-30 | 2009-04-15 | 恩沛音响设备(上海)有限公司 | 一种麦克风的减震装置 |
CN203120108U (zh) * | 2012-12-25 | 2013-08-07 | 歌尔声学股份有限公司 | 一种头戴式麦克风 |
CN204334887U (zh) * | 2015-01-28 | 2015-05-13 | 张畅 | 法律课堂讲课用扩音器 |
CN205230386U (zh) * | 2015-11-01 | 2016-05-11 | 于晓慧 | 可调式教室用音频接收器 |
-
2015
- 2015-11-01 CN CN201510746491.9A patent/CN105243882B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN105243882A (zh) | 2016-01-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191219 Address after: 313000 No. 333 Liji East Road, Zhili Town, Wuxing District, Huzhou City, Zhejiang Province Patentee after: Zhejiang dragon Eagle Photoelectric Technology Co., Ltd. Address before: 030051 School of mechanical and power engineering, North Central University, Shanxi, Taiyuan Patentee before: Yu Xiaohui |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210722 Address after: 313000 333 Liji East Road, Zhili Town, Wuxing District, Huzhou City, Zhejiang Province Patentee after: Zhejiang Longying New Material Co.,Ltd. Address before: 313000 333 Liji East Road, Zhili Town, Wuxing District, Huzhou City, Zhejiang Province Patentee before: ZHEJIANG LONGYING PHOTOELECTRIC TECHNOLOGY Co.,Ltd. |
|
TR01 | Transfer of patent right |