CN103021231B - Multi-functional shear wave, compressional wave, annular involve standing wave demonstrating device - Google Patents
Multi-functional shear wave, compressional wave, annular involve standing wave demonstrating device Download PDFInfo
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- CN103021231B CN103021231B CN201110296155.0A CN201110296155A CN103021231B CN 103021231 B CN103021231 B CN 103021231B CN 201110296155 A CN201110296155 A CN 201110296155A CN 103021231 B CN103021231 B CN 103021231B
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- wave
- compressional wave
- loudspeaker
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- power amplifier
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- 125000004122 cyclic group Chemical group 0.000 claims abstract description 7
- 239000002984 plastic foam Substances 0.000 claims abstract description 6
- 239000011521 glass Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009740 moulding (composite fabrication) Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000005236 sound signal Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
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CN201110296155.0A CN103021231B (en) | 2011-09-22 | 2011-09-22 | Multi-functional shear wave, compressional wave, annular involve standing wave demonstrating device |
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CN201110296155.0A CN103021231B (en) | 2011-09-22 | 2011-09-22 | Multi-functional shear wave, compressional wave, annular involve standing wave demonstrating device |
Publications (2)
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CN103021231A CN103021231A (en) | 2013-04-03 |
CN103021231B true CN103021231B (en) | 2015-10-14 |
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CN201110296155.0A Expired - Fee Related CN103021231B (en) | 2011-09-22 | 2011-09-22 | Multi-functional shear wave, compressional wave, annular involve standing wave demonstrating device |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103345864A (en) * | 2013-07-23 | 2013-10-09 | 湖州文思必得科教仪器有限公司 | Rope wave demonstration device |
CN103559815B (en) * | 2013-10-23 | 2015-10-14 | 国家电网公司 | Circular standing wave generating means |
CN103645117B (en) * | 2013-12-11 | 2015-08-19 | 辽宁工程技术大学 | A kind of gas standing wave determination experiment device |
CN106023744B (en) * | 2016-07-11 | 2019-01-08 | 重庆理工大学 | standing wave demonstration method |
CN108898922B (en) * | 2018-07-01 | 2023-12-12 | 南京科技职业学院 | Adjustable mechanical wave demonstration instrument |
CN109671336A (en) * | 2018-12-13 | 2019-04-23 | 齐齐哈尔大学 | A kind of double vibration source type standing wave instrument |
CN109671335A (en) * | 2018-12-13 | 2019-04-23 | 齐齐哈尔大学 | A kind of hand-held standing wave instrument and demenstration method |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2031956U (en) * | 1988-02-23 | 1989-02-01 | 天津市南开大学附属中学 | Wave motion demonstrator |
CN201590180U (en) * | 2009-12-29 | 2010-09-22 | 上海市虹口区崇明路小学 | Acoustic waveform demonstration device |
CN201638422U (en) * | 2009-12-28 | 2010-11-17 | 赖振雄 | Transverse wave and longitudinal wave demonstrator |
CN101958073A (en) * | 2010-09-09 | 2011-01-26 | 德州学院 | Comprehensive sound characteristic experimental instrument |
CN202331989U (en) * | 2011-09-22 | 2012-07-11 | 吴全如 | Multifunctional demonstrator for transverse wave, longitudinal wave, annular wave and stationary wave |
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2011
- 2011-09-22 CN CN201110296155.0A patent/CN103021231B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2031956U (en) * | 1988-02-23 | 1989-02-01 | 天津市南开大学附属中学 | Wave motion demonstrator |
CN201638422U (en) * | 2009-12-28 | 2010-11-17 | 赖振雄 | Transverse wave and longitudinal wave demonstrator |
CN201590180U (en) * | 2009-12-29 | 2010-09-22 | 上海市虹口区崇明路小学 | Acoustic waveform demonstration device |
CN101958073A (en) * | 2010-09-09 | 2011-01-26 | 德州学院 | Comprehensive sound characteristic experimental instrument |
CN202331989U (en) * | 2011-09-22 | 2012-07-11 | 吴全如 | Multifunctional demonstrator for transverse wave, longitudinal wave, annular wave and stationary wave |
Non-Patent Citations (2)
Title |
---|
便携式纵驻波演示仪的制作;梁法库等;《物理与工程》;20101031;全文 * |
多功能横波、纵波及驻波演示器;吴全如;《中国科技教育》;20110915;全文 * |
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CN103021231A (en) | 2013-04-03 |
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Address after: 511442 Guangdong Province, Guangzhou City Southern towns Panyu District Hungnam Avenue 398, Guangzhou Garden Music Garden foot of the mountain 4-603 Applicant after: Wu Quanru Address before: 515041 dormitory D-302, bureau of education, spring road, Guangdong, Shantou Applicant before: Wu Quanru |
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Address after: 511442 Guangdong Province, Guangzhou City Southern towns Panyu District Hungnam Avenue No. 398 Guangzhou agile foot of the mountain 4-603 Applicant after: Wu Quanru Address before: 511442 Guangdong Province, Guangzhou City Southern towns Panyu District Hungnam Avenue 398, Guangzhou Garden Music Garden foot of the mountain 4-603 Applicant before: Wu Quanru |
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Address after: 511442 Guangdong Province, Guangzhou City Southern towns Panyu District Hungnam Avenue No. 398 Guangzhou agile as good as water 2-701 Patentee after: Wu Quanru Address before: 511442 Guangdong Province, Guangzhou City Southern towns Panyu District Hungnam Avenue No. 398 Guangzhou agile foot of the mountain 4-603 Patentee before: Wu Quanru |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151014 Termination date: 20200922 |