Demonstration device for conservation of mechanical energy
The utility model discloses a mechanical energy conservation demonstration device, which comprises a base horizontally arranged; the air cushion assembly is movably arranged on the base, and the angle of the air cushion assembly can be adjusted relative to the base; the two ends of the supporting pl...
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| creator | MENG RONGHAI HUANG DUOZHI PENG JUNMING QU ZHONGHUA ZHANG KUANJIN WU YUJI YANG YI LU YINLIN |
| description | The utility model discloses a mechanical energy conservation demonstration device, which comprises a base horizontally arranged; the air cushion assembly is movably arranged on the base, and the angle of the air cushion assembly can be adjusted relative to the base; the two ends of the supporting plate are movably connected with the air cushion assembly and the base respectively, and the supporting plate is used for adjusting the angle between the air cushion assembly and the base; the sliding block is movably arranged on the air cushion assembly and is provided with an anti-dazzling screen; the two photoelectric timing devices are detachably arranged on the air cushion assembly respectively, and the anti-dazzling screen sequentially passes through the two photoelectric timing devices; the two ends of the protractor are parallel to the base and the air cushion assembly respectively, and the protractor measures the included angle between the base and the air cushion assembly in real time. According to the util |
| format | Patent |
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According to the util</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | ADVERTISING APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE CRYPTOGRAPHY DIAGRAMS DISPLAY EDUCATION EDUCATIONAL OR DEMONSTRATION APPLIANCES GLOBES PHYSICS PLANETARIA SEALS |
| title | Demonstration device for conservation of mechanical energy |
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