Pneumatic rotary actuator update

's a pic of the first generation. Notice the air cylinder, the one set of spring loaded pinch rollers moves back and forth and one set is stationary. There are one-ways in the rollers. It works but if the wire it's feeding is too oily or too dry or has lead-drag or soft spots or hard spots or crooks or twists or if it's Tuesday or...

Who is the artist?

Wes

Tom, Does this unit go back and forth continuously at a set speed? If so,take a look at fabric loom operation, about 900 cycles/min. I could sort of describe the mechanism to you. better yet, get the book of ingenious mechanism.

Karl

One could replace the pinch rollers with a gripper, yes?

Oooh baby, Pheuma-Nippers! Gripper - Nippers!!

--Winston

One of the lady's grandson.

Looking at those make my nipples hurt!

Must. Lose. Mental. Image!

--Winston

====== How about a linear motor?

Unka' George [George McDuffee]

------------------------------------------- He that will not apply new remedies, must expect new evils: for Time is the greatest innovator: and if Time, of course, alter things to the worse, and wisdom and counsel shall not alter them to the better, what shall be the end?

Francis Bacon (1561-1626), English philosopher, essayist, statesman. Essays, "Of Innovations" (1597-1625).

I dunno, it costs a whopping $18 to $57 for them to refurbish the nipper blades...

Yes. I am trying to be funny. :)

Check out those size 50's OMG

--Winston