Oil cylinder, working device and excavator
The utility model discloses an oil cylinder, a working device and an excavator. The oil cylinder comprises a cylinder barrel, an end cover, a piston, a piston rod and a steel pipe. The piston is arranged in the accommodating cavity of the cylinder barrel; the piston rod is of a hollow structure, pen...
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Main Authors | , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
20.09.2022
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Subjects | |
Online Access | Get full text |
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