Below you will find drawings for Underwood 3 Bank and Corona 3 Folding Typewriter rubber parts; these are my own drawings that I hope are helpful to you for your personal use, these drawings are not to be used to make parts for sale or any commercial purpose.
ALL PARTS BELOW ARE PRINTED IN 30D TPE FLEX FROM COEX LLC. I tried other durometers, but found this to be best.
ALL PARTS BELOW ARE PRINTED IN 30D TPE FLEX FROM COEX LLC. I tried other durometers, but found this to be best.
Underwood Standard Portable 3 Bank Typewriter Foot
Underwood Standard Portable 3 Bank Typewriter Foot; printed on a Prusa i3MK3S Printer in 30D TPE Flex.
New Foot Insalled
NOTE I ALWAYS NEED TO SCALE THESE .STL FILES DOWN 1/10 TO GET THEM TO PRINT AT THE RIGHT SIZE.
| underwood_standard_portable_3_bank_foot_v3.stl |
Underwood Standard Portable 3 Bank Case Handle
My replacement rubber handle can be seen in the foreground, and an older leather handle (in good shape) can be seen behind it.
NOTE I ALWAYS NEED TO SCALE THESE .STL FILES DOWN 1/10 TO GET THEM TO PRINT AT THE RIGHT SIZE.
| underwood_portable_3_bank_case_handle.stl |
Underwood Standard Portable 3 Bank Case Foot
Old foot removed.
New Foot installed.
NOTE I ALWAYS NEED TO SCALE THESE .STL FILES DOWN 1/10 TO GET THEM TO PRINT AT THE RIGHT SIZE.
| underwood_portable_3_bank_case_foot.stl |
Corona 3 Folding Typewriter Foot
The Corona 3 foot features a bulged pin that fits into the steel cup shaped socket on the bottom of the typewriter.
I patterned the feet off the old ones before removing them. Here is the foot cup on the bottom of the typewriter.
Printed in 30D TPE rubber.
New foot installed in this 1917 Corona 3.
NOTE I ALWAYS NEED TO SCALE THESE .STL FILES DOWN 1/10 TO GET THEM TO PRINT AT THE RIGHT SIZE.
| corona_3_typewriter_foot_v2.stl |