CN210370854U - Volume-variable silencer device - Google Patents
Volume-variable silencer device Download PDFInfo
- Publication number
- CN210370854U CN210370854U CN201921409096.1U CN201921409096U CN210370854U CN 210370854 U CN210370854 U CN 210370854U CN 201921409096 U CN201921409096 U CN 201921409096U CN 210370854 U CN210370854 U CN 210370854U
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- connecting pipe
- top end
- top surface
- end surface
- connecting tube
- 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.)
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- 230000003584 silencer Effects 0.000 title claims abstract description 16
- 239000003365 glass fiber Substances 0.000 claims abstract description 11
- 210000003437 trachea Anatomy 0.000 claims abstract description 5
- 230000002146 bilateral effect Effects 0.000 claims abstract description 4
- 238000005192 partition Methods 0.000 claims description 5
- 238000012856 packing Methods 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 2
- 230000030279 gene silencing Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Exhaust Silencers (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921409096.1U CN210370854U (en) | 2019-08-27 | 2019-08-27 | Volume-variable silencer device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921409096.1U CN210370854U (en) | 2019-08-27 | 2019-08-27 | Volume-variable silencer device |
Publications (1)
Publication Number | Publication Date |
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CN210370854U true CN210370854U (en) | 2020-04-21 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201921409096.1U Active CN210370854U (en) | 2019-08-27 | 2019-08-27 | Volume-variable silencer device |
Country Status (1)
Country | Link |
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CN (1) | CN210370854U (en) |
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2019
- 2019-08-27 CN CN201921409096.1U patent/CN210370854U/en active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
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 muffler device with variable volume Effective date of registration: 20210824 Granted publication date: 20200421 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: HARBIN AIRUI EMISSIONS CONTROL TECHNOLOGY Co.,Ltd. Registration number: Y2021230000035 |
|
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: 20220810 Granted publication date: 20200421 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: HARBIN AIRUI EMISSIONS CONTROL TECHNOLOGY CO.,LTD. Registration number: Y2021230000035 |
|
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 variable volume muffler device Effective date of registration: 20220922 Granted publication date: 20200421 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: HARBIN AIRUI EMISSIONS CONTROL TECHNOLOGY CO.,LTD. Registration number: Y2022230000066 |
|
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: 20231023 Granted publication date: 20200421 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: HARBIN AIRUI EMISSIONS CONTROL TECHNOLOGY CO.,LTD. Registration number: Y2022230000066 |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: No.18 Shuangyong Road, Pingfang District, Harbin City, Heilongjiang Province Patentee after: Airy Automotive Technology (Harbin) Co.,Ltd. Country or region after: China Address before: No.18 Shuangyong Road, Pingfang District, Harbin City, Heilongjiang Province Patentee before: HARBIN AIRUI EMISSIONS CONTROL TECHNOLOGY CO.,LTD. Country or region before: China |