Integrative device of frictional force and parabola demonstration for high school physics
The utility model discloses an integrative device of frictional force and parabola demonstration for high school physics, including card strip, first slider, magnetic ball, rocker, protection groove,base, fixing base, handle and recess, the embedding of the front surface of base is provided with pro...
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| creator | SHAO YICHEN |
| description | The utility model discloses an integrative device of frictional force and parabola demonstration for high school physics, including card strip, first slider, magnetic ball, rocker, protection groove,base, fixing base, handle and recess, the embedding of the front surface of base is provided with protection groove, and the embedding of the upper end of base is provided with the fixing base, one side of protection groove is provided with the recess, the front surface of lid is provided with the handle, and the one end of lid is provided with the card strip, first slider is installed in the inside of draw -in groove, and one side of first slider is provided with magnetic ball, the one end of second slider is provided with the steel wire, the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization sets up the handle, can convenient to use person carry presentation device, sets up the recess, can convenient to use person put into the recess with left suppor |
| format | Patent |
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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 | Integrative device of frictional force and parabola demonstration for high school physics |
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