CN213485236U - 一种车载音响系统用控制电路板 - Google Patents
一种车载音响系统用控制电路板 Download PDFInfo
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- CN213485236U CN213485236U CN202022834903.3U CN202022834903U CN213485236U CN 213485236 U CN213485236 U CN 213485236U CN 202022834903 U CN202022834903 U CN 202022834903U CN 213485236 U CN213485236 U CN 213485236U
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- circuit board
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- 239000010410 layer Substances 0.000 claims abstract description 40
- 239000011241 protective layer Substances 0.000 claims abstract description 23
- 230000035939 shock Effects 0.000 claims abstract description 11
- 239000000853 adhesive Substances 0.000 claims description 16
- 230000001070 adhesive effect Effects 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 14
- 238000013016 damping Methods 0.000 claims description 12
- 230000017525 heat dissipation Effects 0.000 claims description 8
- 239000007769 metal material Substances 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 6
- 239000003779 heat-resistant material Substances 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 2
- 239000002305 electric material Substances 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
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Abstract
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CN202022834903.3U CN213485236U (zh) | 2020-12-01 | 2020-12-01 | 一种车载音响系统用控制电路板 |
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CN202022834903.3U CN213485236U (zh) | 2020-12-01 | 2020-12-01 | 一种车载音响系统用控制电路板 |
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CN213485236U true CN213485236U (zh) | 2021-06-18 |
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CN202022834903.3U Active CN213485236U (zh) | 2020-12-01 | 2020-12-01 | 一种车载音响系统用控制电路板 |
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2020
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A control circuit board for car audio system Effective date of registration: 20220402 Granted publication date: 20210618 Pledgee: Bank of China Limited Huangshi Branch Pledgor: Huangshiyong Xinglong Electronic Co.,Ltd. Registration number: Y2022420000097 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230410 Granted publication date: 20210618 Pledgee: Bank of China Limited Huangshi Branch Pledgor: Huangshiyong Xinglong Electronic Co.,Ltd. Registration number: Y2022420000097 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A control circuit board for car audio systems Effective date of registration: 20230414 Granted publication date: 20210618 Pledgee: Bank of China Limited Huangshi Branch Pledgor: Huangshiyong Xinglong Electronic Co.,Ltd. Registration number: Y2023420000161 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210618 Pledgee: Bank of China Limited Huangshi Branch Pledgor: Huangshiyong Xinglong Electronic Co.,Ltd. Registration number: Y2023420000161 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A control circuit board for car audio systems Granted publication date: 20210618 Pledgee: Bank of China Limited Huangshi Branch Pledgor: Huangshiyong Xinglong Electronic Co.,Ltd. Registration number: Y2024980013795 |