Draper Corporation - Hopedale, Massachusetts Page 3 Page 4 Draper Menu HOME . |
This is a press brake. The angle iron this one worked on was about a half-inch thick. It could produce a whole row of slots like it was going through butter. As a safety feature, as you can see in the photo, each man had to have each hand on a switch before it would operate. |
from steel bars by an automatic screw machine. |
Grinding crankshaft ends for fly shuttle looms. Most of the grinding machines at Draper were Nortons. |
Full-length crankshafts being ground on a Norton grinder. |
The part here is called a dagger for a fly shuttle loom. A steel end is friction welded to another part. See friction welding on YouTube. |
In this picture, the computer tells the machine what operation to do and what tool to use. It's constantly changing tools. It gets the job done on one side, and then turns 180 degrees (note circular base) and does the other side. |
Research department. The name of the man at the bottom of the picture was Nydam. Off to his right is Earl Pouliot. Ahead of him is Stan Tiernan. He was well known in the area as a Marathon runner, back when there weren't many of them. |
Earl Pouliot. |
Roger Papelian |
Joe Evans at an analog computer. |
Heat treating |