Description
Wedge device demonstrating forces at splitting angle.
In beautiful and completely original condition.ca 100 years old
The 3 corresponding wedges are 20-15 and 10 degrees
By using different wedge angels it can be shown that more force is needed at 20 degrees than at 10 degrees15 cm high 48 cm wide 15 cm deep, from the former possession of a technical university, see also my other advertisement of an inclined plane from the same collection .
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Dealer information
Early Science
Early Science antiques was founded in 1978 by Fred de Vree based in the Netherlands where I can also be visited by appointment. I have been active for 4 decades as an antiqair and auctioneer, the last 20 years of which are specialized in scientific antiques. I visit collectors and fairs in many European countries. looking for special items please feel free to contact me by Phone or email ,if you need any information on my listed items or something you are looking for 0031653132842 [email protected]