Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
GB Patent: GB-180,202,673
Machine for boring cylinders
Patentee:
Michael Billingsley - Birkinshaw, county York, England

USPTO Classifications:

Tool Categories:
metalworking machines : drilling and boring : vertical boring mills

Assignees:
Michael Billingsley - Birkinshaw, county York, England
John Sturges - Bradford, county York, England

Manufacturer:
John Sturges & Co., Bowling Ironworks - Birkinshaw, county York, England

Witnesses:
Unknown

Patent Dates:
Granted: Dec. 22, 1802

Patent Pictures:
Report data errors or omissions
Grace's Guide page on Michael Billingsley
"Vintage Machinery" entry for John Sturges & Co., Bowling Ironworks
Description:
"...the cylinder intended to be bore shall preserve a vertical position... by which means I permit the sand and borings from the face of the metal to fall down, instead of occupying one side of the cylinder, and wearing away the edges of the cutters..."

Copyright © 2002-2017 - DATAMP