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Audited Supplier Gear set and gear bracket(29008)
Product Introduction
The gear set and gear bracket is mainly used to explore the function and working principle of gears.
The experiment shows that the speed of the working machine can be adjusted by changing the gear ratio between the working machine and the power machine.
Product Specification
| Product name | Gear set and gear bracket |
| Material | plastic |
| Size | Φ100x200mm |
The gears are made of high-quality plastic. There are three gears in total. The number of teeth is 40 teeth (outer diameter 63mm), 30 teeth (outer diameter 48mm) and 20 teeth (outer diameter 33mm). The gears can be freely combined with each other. The whole product has good meshing and flexible transmission.
Instructions
First, install the big gear on the hole above the upright tube with long screws, and install the small gear on the middle hole of the upright tube with a rocker.
Turn the handle, and the gear will turn. Observe that the big gear rotates once and the small gear rotates several times. Count the number of teeth of the big gear and the small gear to see what the relationship is.
Product feature and application
This product is used for the grouping experiment of students in the science teaching of primary schools under the new curriculum standard.
Maintenance and precautions
During the experiment, it is better to mark the meshing point of the gear with a color pen.
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Audited Supplier 
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