CN213332356U - 一种液压千斤顶新型密封装置 - Google Patents
一种液压千斤顶新型密封装置 Download PDFInfo
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- CN213332356U CN213332356U CN202022303279.4U CN202022303279U CN213332356U CN 213332356 U CN213332356 U CN 213332356U CN 202022303279 U CN202022303279 U CN 202022303279U CN 213332356 U CN213332356 U CN 213332356U
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- Prior art keywords
- hydraulic jack
- base
- sealing ring
- limiting
- sealing device
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- 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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- 238000007789 sealing Methods 0.000 title claims abstract description 63
- 239000004677 Nylon Substances 0.000 claims abstract description 10
- 229920001778 nylon Polymers 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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CN202022303279.4U CN213332356U (zh) | 2020-10-16 | 2020-10-16 | 一种液压千斤顶新型密封装置 |
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CN202022303279.4U CN213332356U (zh) | 2020-10-16 | 2020-10-16 | 一种液压千斤顶新型密封装置 |
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CN213332356U true CN213332356U (zh) | 2021-06-01 |
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CN202022303279.4U Active CN213332356U (zh) | 2020-10-16 | 2020-10-16 | 一种液压千斤顶新型密封装置 |
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CN (1) | CN213332356U (zh) |
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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 |
Denomination of utility model: A new type of sealing device for hydraulic jack Effective date of registration: 20220725 Granted publication date: 20210601 Pledgee: Jiaxian sub branch of Bank of China Ltd. Pledgor: HENAN AIZTO SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2022980011119 |
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PE01 | Entry into force 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: 20231225 Granted publication date: 20210601 Pledgee: Jiaxian sub branch of Bank of China Ltd. Pledgor: HENAN AIZTO SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2022980011119 |
|
PC01 | Cancellation 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 New Sealing Device for Hydraulic Jacks Effective date of registration: 20231229 Granted publication date: 20210601 Pledgee: Jiaxian sub branch of Bank of China Ltd. Pledgor: HENAN AIZTO SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2023980075010 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |