Machine oil extractor
The utility model discloses a machine oil extractor which comprises the following components: a cylinder body, a pull bar which penetrates through the upper end of the cylinder body, and a handle which is equipped at the top end of the pull bar. An upper end of the cylinder body is provided with a p...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses a machine oil extractor which comprises the following components: a cylinder body, a pull bar which penetrates through the upper end of the cylinder body, and a handle which is equipped at the top end of the pull bar. An upper end of the cylinder body is provided with a protective cover. The machine oil extractor is characterized in that: an upper part of the cylinder body is provided with an oil outlet adapter; the cylinder body is internally provided with a piston; the piston is connected with the bottom end of the pull bar; the piston is provided with a piston through hole; the bottom of the piston through hole is provided with a steel ball A; the bottom end of the cylinder body is provided with an oil inlet through hole; an upper part of the oil inlet through hole is provided with a steel bar; a steel ball B is provided between the steel bar and the oil inlet through hole; the lower end of the oil inlet through hole is provided with an oil pipe joint; the oil pipe joint is conn |
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