Diaphragm type quick exhaust valve for clutch and quick exhaust method
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG JILING, WU JIEYU, GAO DAOXU
Year of Publication 17.05.2024
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Year of Publication 17.05.2024
Patent
Tire longitudinal and transverse section shearing device
ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG JILING, WU JIEYU, GAO DAOXU
Year of Publication 30.12.2022
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Year of Publication 30.12.2022
Patent
Solid tire elasticity detection device
ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG JILING, WU JIEYU, GAO DAOXU
Year of Publication 13.12.2022
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Year of Publication 13.12.2022
Patent
Novel rubber tong tooth plate for disassembling and assembling oil field drill rod
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG JILING, GAO DAOXU
Year of Publication 26.08.2022
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Year of Publication 26.08.2022
Patent
Channel type clutch air bag easy to inflate
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG JILING, GAO DAOXU
Year of Publication 14.06.2022
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Year of Publication 14.06.2022
Patent
Novel special rubber air bag for automobile brake
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG JILING, GAO DAOXU
Year of Publication 14.06.2022
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Year of Publication 14.06.2022
Patent
Split type air bag clutch
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG JILING, GAO DAOXU
Year of Publication 14.06.2022
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Year of Publication 14.06.2022
Patent
Special tool for fixing air bag type clutch friction plate
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG JILING, GAO DAOXU
Year of Publication 10.06.2022
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Year of Publication 10.06.2022
Patent
Channel type easy-to-inflate clutch air bag and manufacturing method thereof
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG JILING, GAO DAOXU
Year of Publication 22.04.2022
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Year of Publication 22.04.2022
Patent
Split type air bag clutch and manufacturing method thereof
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG JILING, GAO DAOXU
Year of Publication 15.04.2022
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Year of Publication 15.04.2022
Patent
Post-casting shaping device for aluminum back plate of diaphragm clutch
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG PENGXIANG, WU JIEYU, ZHANG JILING, GAO DAOXU, WANG XIAOLING
Year of Publication 18.08.2023
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Year of Publication 18.08.2023
Patent
Dovetail type connecting device for brake shoe and friction plate of clutch
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG PENGXIANG, WU JIEYU, ZHANG JILING, GAO DAOXU, WANG XIAOLING
Year of Publication 25.07.2023
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Year of Publication 25.07.2023
Patent
Bolt for dovetail type connection of clutch brake shoe and friction plate
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG PENGXIANG, WU JIEYU, ZHANG JILING, GAO DAOXU, WANG XIAOLING
Year of Publication 07.07.2023
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Year of Publication 07.07.2023
Patent
Quick connecting and leaking stoppage device for union pneumatic tire and pipeline
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG PENGXIANG, WU JIEYU, ZHANG JILING, GAO DAOXU, WANG XIAOLING
Year of Publication 07.07.2023
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Year of Publication 07.07.2023
Patent
Clutch friction disc ventilation function groove grinding manufacturing device
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG PENGXIANG, WU JIEYU, ZHANG JILING, GAO DAOXU, WANG XIAOLING
Year of Publication 20.06.2023
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Year of Publication 20.06.2023
Patent
Rubber type drill rod mud scraper
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, ZHANG PENGXIANG, WU JIEYU, ZHANG JILING, GAO DAOXU, WANG XIAOLING
Year of Publication 06.06.2023
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Year of Publication 06.06.2023
Patent
Dovetail type connection method and device for brake shoe and friction plate of clutch
JI LEI, ZHANG ZHIWEI, HOU MIAOYU, LI XIAOBING, WU JIEYU, ZHANG JILING, GAO DAOXU, WANG XIAOLING
Year of Publication 25.04.2023
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Year of Publication 25.04.2023
Patent