CN112185635B - 一种薄膜电阻器阻值微调装置 - Google Patents
一种薄膜电阻器阻值微调装置 Download PDFInfo
- Publication number
- CN112185635B CN112185635B CN202010971962.7A CN202010971962A CN112185635B CN 112185635 B CN112185635 B CN 112185635B CN 202010971962 A CN202010971962 A CN 202010971962A CN 112185635 B CN112185635 B CN 112185635B
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- Prior art keywords
- film resistor
- thin film
- bottom end
- top end
- protection box
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- 239000010409 thin film Substances 0.000 title claims abstract description 53
- 239000010408 film Substances 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 14
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 description 12
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/46—Arrangements of fixed resistors with intervening connectors, e.g. taps
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Adjustable Resistors (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
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CN202010971962.7A CN112185635B (zh) | 2020-09-16 | 2020-09-16 | 一种薄膜电阻器阻值微调装置 |
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CN202010971962.7A CN112185635B (zh) | 2020-09-16 | 2020-09-16 | 一种薄膜电阻器阻值微调装置 |
Publications (2)
Publication Number | Publication Date |
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CN112185635A CN112185635A (zh) | 2021-01-05 |
CN112185635B true CN112185635B (zh) | 2022-02-15 |
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CN202010971962.7A Active CN112185635B (zh) | 2020-09-16 | 2020-09-16 | 一种薄膜电阻器阻值微调装置 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4050050A (en) * | 1975-05-27 | 1977-09-20 | Matsushita Electric Company Of America | Adjustable potentiometer assembly |
CN107799250A (zh) * | 2017-12-04 | 2018-03-13 | 成都灯岛科技有限公司 | 一种开关电位器 |
CN210073518U (zh) * | 2019-06-18 | 2020-02-14 | 山东航天正和电子有限公司 | 一种电阻器微调装置 |
CN210073507U (zh) * | 2019-06-20 | 2020-02-14 | 山东航天正和电子有限公司 | 一种线绕式电阻器双层散热结构 |
-
2020
- 2020-09-16 CN CN202010971962.7A patent/CN112185635B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4050050A (en) * | 1975-05-27 | 1977-09-20 | Matsushita Electric Company Of America | Adjustable potentiometer assembly |
CN107799250A (zh) * | 2017-12-04 | 2018-03-13 | 成都灯岛科技有限公司 | 一种开关电位器 |
CN210073518U (zh) * | 2019-06-18 | 2020-02-14 | 山东航天正和电子有限公司 | 一种电阻器微调装置 |
CN210073507U (zh) * | 2019-06-20 | 2020-02-14 | 山东航天正和电子有限公司 | 一种线绕式电阻器双层散热结构 |
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CN112185635A (zh) | 2021-01-05 |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
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 invention: A thin film resistor resistance trimming device Effective date of registration: 20230113 Granted publication date: 20220215 Pledgee: Bengbu Science and Technology Financing Guarantee Co.,Ltd. Pledgor: Bengbu Zhengyuan Electronic Technology Co.,Ltd. Registration number: Y2023980031195 |
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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 |
Granted publication date: 20220215 Pledgee: Bengbu Science and Technology Financing Guarantee Co.,Ltd. Pledgor: Bengbu Zhengyuan Electronic Technology Co.,Ltd. Registration number: Y2023980031195 |