Patent Model - Improvement in Rotary Engine

Maker and role
Tapley Pyron, Patentee
Production date
Apr 22 1879
See full details

Object detail

Wood, brass, steel, copper
11 1/4 x 13 x 10" (28.6 x 33 x 25.4cm)
Pyron's invention has "relation to improvements in rotary steam-engines, commonly known as the 'breast-wheel engine;' and the nature of the invention consists in a breast-wheel having an annular half-round rabbet on its perimeter, provided with a succession of angular notches, one wall of the said notches being radial and the other recessed in semi-conoidal form, whereby the impinging surfaces of the floats are greatly set forth." (Patent Number 214,702)
Object number
Currently on display?


Public comments

Be the first to comment on this object record.

Google reCaptchaThis site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.