One pair of screw wheels in gear

Made:
circa 1883 in Nottingham
One pair of screw wheels  in gear or sometimes called a helical

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One pair of screw wheels in gear or sometimes called a helical
Science Museum Group
© The Board of Trustees of the Science Museum

One pair of screw wheels in gear or sometimes called a helical worm and pinion; having involute tooth form.

Details

Category:
Kinematics
Object Number:
1885-198
Materials:
iron
Measurements:
5.9055 x 11.0236 x 10.4331 in.; 150 x 280 x 265 mm
type:
screw wheels
credit:
Blackburn and Attenborough