July 2019
Beginner
652 pages
19h 23m
English
DOI: 10.1201/b22101-29
FIGURE29.1
Tom was making a drawing when Samuel came in. Samuel looked at the drawing. “What is that?”
“I’m trying to work out a gate opener, so a man won’t have to get out of his rig. Here’s the pull rod to open the latch.”
“What’s going to open it?”
“I figured a strong spring.”
Samuel studied the drawing. “Then, what’s going to close it?”
“This bar here. It would slip to this spring, and give tension the other way.”
“I see. It might work, too, if the gate was truly hung. And it would only take twice as much time to make and keep up as twenty years of getting ...
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