Garage door opener-

I have never seen on this old

Man, that thing is from before they even had cars…

I see these type of openers in barns mostly. They operate the barn doors so you don’t have to get off the horse to open the doors.

It actually worked very smoothly. No reverse mechanism thouogh.

One for the Smithsonian!

That’s sort of what I was alluding to.:smiley: