ohland
08-19-2015, 10:07 AM
The Machining of the Parker Gun Barrel
By Ethan Viall
American Machinist, vol 39, No 2, July 10, 1913, pages 43-48
https://books.google.com/books?id=vmkfAQAAMAAJ&pg=PA43&dq=Three-barrel+Gun+company&hl=en&sa=X&ved=0CDIQ6AEwAjhkahUKEwi5y4eZprXHAhXSGpIKHVB2Di0#v =onepage&q=Three-barrel%20Gun%20company&f=false
SYNOPSIS—Details of the principal machining operations on gun barrels. A special cam-operated shaving machine. Milling the tubes. Milling and gaging the lugs. Crosscutting lugs and channeling ribs. Letting in extractor heads. An indexing drilling machine. An unusual combination machine. Matting the top ribs.
By Ethan Viall
American Machinist, vol 39, No 2, July 10, 1913, pages 43-48
https://books.google.com/books?id=vmkfAQAAMAAJ&pg=PA43&dq=Three-barrel+Gun+company&hl=en&sa=X&ved=0CDIQ6AEwAjhkahUKEwi5y4eZprXHAhXSGpIKHVB2Di0#v =onepage&q=Three-barrel%20Gun%20company&f=false
SYNOPSIS—Details of the principal machining operations on gun barrels. A special cam-operated shaving machine. Milling the tubes. Milling and gaging the lugs. Crosscutting lugs and channeling ribs. Letting in extractor heads. An indexing drilling machine. An unusual combination machine. Matting the top ribs.