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Pullstart

Power Take Off (PTO) at it’s finest!

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Pullstart

And to boot, how long would it take Greasy Pete to do an oil change on all these moving parts?!?!?

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SylvanLakeWH

Very cool!:clap:

 

WH parts numbers please… are they available NOS or only off parts machines…? :lol:

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Handy Don
16 minutes ago, Pullstart said:

And to boot, how long would it take Greasy Pete to do an oil change on all these moving parts?!?!?

"Warning! Warning! Mechanical overload!"

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Pullstart
1 minute ago, Handy Don said:

"Warning! Warning! Mechanical overload!"


Imagine the grease slinging!

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peter lena

@Pullstart  excellent piece ! my grandson does those very complex models like nothing , a study of mechanical adaption  is the key to those pieces .  a slow study will let you see , function and opportunity , pete

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ri702bill

Kevin - having been a Machine Designer for most of my career, the video is great. I do not completely agree with #6, there is no spring or return mechanish visable to keep the 2 gears in mesh as the arm goes to full extension before it returns to the left.

Some classic mechanical mechanisms there...

Bill

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ri702bill
3 minutes ago, Pullstart said:

imagine the grease slinging!

@Pullstart NOT if you usr Pete's favorite green anti-sling grease....

Maybe we should refer to Pete as "The Greasefather" from now on ????

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Pullstart
2 minutes ago, ri702bill said:

Kevin - having been a Machine Designer for most of my career, the video is great. I do not completely agree with #6, there is no spring or return mechanish visable to keep the 2 gears in mesh as the arm goes to full extension before it returns to the left.

Some classic mechanical mechanisms there...

Bill


I was thinking the same, but there is a link behind the gears :handgestures-thumbupright:

 

 

948AD90D-A0F1-413B-970D-F82048435556.jpeg

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ri702bill
3 minutes ago, Pullstart said:

was thinking the same, but there is a link behind the gears :handgestures-thumbupright:

OK, now that I used the good eye, and I see the link - I was focusing on the RH end to see if there was a compression spring...

Sun and planetary gears - the basis of what made the automatic car transmission possible, along with the help of clutches, bands, and a juice pump!!!

Edited by ri702bill
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Pullstart

I like the 11/12 combo.  The constant mesh gearbox that drives in the same direction is cool.  The stand up hilo in the shop has one of those (similar at least) linked to the hand motion control.  Either forward or backward, it drives the potentiometer in the same direction for speed control.

 

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ri702bill
56 minutes ago, Pullstart said:

potentiometer

That's a big word for you!! 

My first "riding" mower was a hand-me-down from one of my FIL's customers - a 1963 Craftsman Go-cart style with handlebars and a 6 HP vertical shaft Techy. It has that reversing type simple "transmission" like in the video - shifter had 3 detents - neutral, forward, reverse. No clutch, just a bit of side pressure on the shifter to go from neutral to find the segmented drive lug on the drive gear.

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ri702bill

My first Automation job back in 1982, the President of that Division had a good collection of mechanical based handbooks, and I borrowed a few one weekend. They were printed in the 1930's with amazing schematics and drawings like old time patent drawings. Simple mechanisms, some had been around since the 1700's !! He also had a dogeared old copy of Machinery's Handbook - volune THREE !! It showed how to repair/ replace flat leather drive belts, pour babbit bearings, calculate the power output from a waterwheel - all cool obsoleted stuff and more from times gone by. Great reading!

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Pullstart

@ri702bill a potentiometer is as simple as a radio volume knob, thermostat control, etc.  We used them when I was at the water heater manufacture down the road in older commercial gas units.  Perfect for training plumbing contractors, the commercial gas was big, intimidating at first, simple to understand in the end, and could fit a few guys as an audience and for hands on trailing.  

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8ntruck

I think I'll pass that video on to the robotics team coach.  Would be a use full visual aid for training the new team members.

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8ntruck
7 hours ago, 8ntruck said:

I think I'll pass that video on to the robotics team coach.  Would be a useful visual aid for training the new team members.

 

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