CN207779380U - 一种粗糙度仪 - Google Patents
一种粗糙度仪 Download PDFInfo
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- CN207779380U CN207779380U CN201820163188.5U CN201820163188U CN207779380U CN 207779380 U CN207779380 U CN 207779380U CN 201820163188 U CN201820163188 U CN 201820163188U CN 207779380 U CN207779380 U CN 207779380U
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- 238000001514 detection method Methods 0.000 claims description 9
- 238000005259 measurement Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
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CN201820163188.5U CN207779380U (zh) | 2018-01-31 | 2018-01-31 | 一种粗糙度仪 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of utility model: Automatic correction method for measuring speed of roughness measuring instrument and roughness measuring meter Effective date of registration: 20191028 Granted publication date: 20180828 Pledgee: Bank of Beijing Zhongguancun branch Limited by Share Ltd. Haidian Pledgor: Beijing TIME High-technology Ltd. Registration number: Y2019110000004 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210721 Granted publication date: 20180828 Pledgee: Bank of Beijing Zhongguancun branch Limited by Share Ltd. Haidian Pledgor: BEIJING TIME HIGH-TECHNOLOGY Ltd. Registration number: Y2019110000004 |
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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 roughness meter Effective date of registration: 20221101 Granted publication date: 20180828 Pledgee: Hengfeng bank Limited by Share Ltd. Beijing branch Pledgor: BEIJING TIME HIGH-TECHNOLOGY Ltd. Registration number: Y2022980020387 |
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Effective date of registration: 20240307 Granted publication date: 20180828 |