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Yoder

Yoder was a construction system for teaching geometric structures. It was made in the USA by Yoder Instruments from 1936 to the early 1960s.

Manufacturer / Distributor

An unknown company from USA

Info from the Metal Constructional Systems Database for YODER (Ref:YOD)

Maker
 
System Type
Electrical/science
Country
USA
Dates
1936 to after 1957
Material
 
Thread
 
Boss Type
 
Boss Thread
 
Diametrical Pitch of Gears
 
No. of Parts in System
 
Hole Pitch (Spacing) (mm)
 
Diameter of holes in Strips(mm)
 
Diameter of the Bore in Bosses(mm)
 
Diameter of Axle Rods(mm)
 
Types of Nuts and Bolts
Nuts:
Bolts:
Material/Finish of Nuts and Bolts
 
Size of the Nuts across Flats (mm)
` 
Bolt diameter (mm)
 

Comments
A set to demonstrate geometrical properties with Rods, transparent Perforated Plates, & elastic Cords.

Pages from the 'Other Systems Newsletter' which contain information on this system are shown below. They can also be downloaded to your computer if desired here

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There are currently no manuals, leaflets or photos etc. available for downloading. If you can supply any, please get in contact with me.

Page content last updated - 23rd July 2022