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Re: Butler Double Gear

Posted: Thu Apr 14, 2022 3:25 am
by CTXmiller
Mike,

Thank you for the info on the mast pipe/bushings.

I was leaning towards oil-impregnated bronze bushings.

Thanks

Re: Butler Double Gear

Posted: Thu Apr 14, 2022 7:45 am
by windybob
Thanks for the great explanation and pictures.

Re: Butler Double Gear

Posted: Thu Apr 14, 2022 2:29 pm
by Mike Hage
New West metals Inc. Winnipeg is the place for bearing bronze. They have a website that shows all their stuff

Re: Butler Double Gear

Posted: Thu Apr 14, 2022 3:05 pm
by Windcatcher530 Dan
I believe you can still buy impregnated graphite stock i have a friend who is a machinist and he made these for me
20220414_155527.jpg
20220414_155425.jpg

Re: Butler Double Gear

Posted: Thu Apr 14, 2022 3:12 pm
by windybob
Those are nice!

Re: Butler Double Gear

Posted: Fri Apr 15, 2022 9:29 am
by Wayne
Machinist friends can be the best friends a person working on windmills can have. I have one he has made bearings and repaired several of my mills and won't take money as trade.

Re: Butler Double Gear

Posted: Sat May 21, 2022 8:52 pm
by CTXmiller
I’ve worked a little on the Butler Double Gear.

Removing the mast pipe was a chore. I was hopefully it would go as smooth as Mike Hage relayed his did, but that wasn’t the case. The 1/2” carriage bolt that secures the mast pipe to the head came out easily. After a hour and half with a variety of tools (36” pipe wrench, sawzall, sledge hammer, smaller hammers, etc.) and lots of heat, the mast pipe was forced out of the head. That bugger was stuck.

I had been spraying the mast pipe and gear head with penetrating oil for a month plus to hopefully help out with the mast pipe removal. The gear case where the mast pipe inserts is threaded as was the top of the mast pipe threaded too.

I’ve made new pins where needed and straightened the tower.

The rod tensioners on the tower needed repaired as the threaded ends were in bad shape. Retreading the 5/16 part of the rods wouldn’t have left much meat for a nut to tighten the cross rods. Since I had the tower mostly disassembled, I cut off the threaded part of the cross rods and welded a similar length tap bolt to fix the aged/worm threaded ends.

Progress is slow, but progress nonetheless.

Best I could tell via research of the name on the vane, it was likely sold between 1907 - 1914 +/-.

I’m curious as to the original color of the head, although I’ll leave it with its current color.

Re: Butler Double Gear

Posted: Sun May 22, 2022 5:25 am
by mtblah
Michael , the photos of the pitman arms show slide covers over the oil cavities , impressive forward thinking in the 1800's .

Re: Butler Double Gear

Posted: Sun May 22, 2022 12:45 pm
by Windcatcher530 Dan
Michael keep er going and keep us posted.thanks

Re: Butler Double Gear

Posted: Mon May 23, 2022 7:25 am
by Mike Hage
20201230_221858.jpg
Sounds like you had a time with that mast pipe. I thought mine was threaded into the casting. There was definitely marks where the treads had worn into the casting but there was still rough cast marks most of the way around. I believe these mills are forest green with the vane and sail tips done in red. I'm keeping my tower at 45 feet I wanna be able to see a ways when I climb up!