It was made for me by my friend terry.
Internal keyway cutting attachment.
Keith appleton 25 012.
Keyway is the most important operation in deciding the life of transmission equipments like gear box pulleys sprockets clutch wheel.
In my own case i ll be cutting internal keyways so there.
These are human powered devices that scrape a bit of metal off each pass.
Mecullul g l lam d m attorney jan.
There are many examples of shaper attachments for lathes.
Our tool is used to cut blind and thru internal keyway from bore size 12 mm upto 110 mm on any machine setup in a single setting.
Unfortunately i can t claim the credit for this wish i could.
A visual how to video to install camacho s 90 degree internal keyway attachment using a standard size bar.
Cutting a keyway without a keyway broach duration.
Mccullough 7 sheets sheet 6 inventor david s.
Attachment for internal keyway cutting and slotting filed july 18 1956 7 sheets sheet 5 inventor.