A pneumatic dynamic tension performance test device
The utility model disclosed an air-operated dynamic stretching performance test device. An input rod (3) goes through a leading-in pole sleeve (9), whose back is hermetically registered on the input rod (3). The front of the leading-in pole sleeve (9) is registered on bullets (2) of the input rod (3...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The utility model disclosed an air-operated dynamic stretching performance test device. An input rod (3) goes through a leading-in pole sleeve (9), whose back is hermetically registered on the input rod (3). The front of the leading-in pole sleeve (9) is registered on bullets (2) of the input rod (3). A groove on middle of the leading-in pole sleeve (9) is connected with a bullet emission cylinder (1) through pipes (21). Separation of tank and rod is achieved. The utility model has the advantages that structure is simple, adjusting and using are both convenient. Cost of manufacture and maintenance is low, and the structure is steady and reliable. |
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