OT: Question for the engineers, craftsman, mechanics, contractors, subs, etc....

MtNittany

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...you know, the people that matter. (I kid!)

This is a picture of a table skittles game, and I've built one for my patio pretty similar to this in a Weber kettle I found at the dumpster. My only roadblock is the swivel on the top of the pole. I have a sharpened dowel w/ a tack in it holding a fishing lure that swivels and attaches to the ball chain/ball. But it doesn't work. The ball chain wraps itself around the dowel instead of swiveling.

This rather expensive one seems to have a ball bearing casing attached to the pole w/ a ball chain attachment coming out of it (exactly what I need).



Any idea how this was put together?
 
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MtNittany

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Here's mine. I need a smaller ball. It's way too easy. Still have to get it perfect, then finish and varnish everything.

 

STPGopherfan

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Here's mine. I need a smaller ball. It's way too easy. Still have to get it perfect, then finish and varnish everything.


Not my place, but could you jerry rig a ball bearing caster by mounting it on top and drilling a hole in the wheel to thread the "line" through? Should be able to remove the mounting plate axle, etc.


Just an un-informed lurker providing unsolicited ideas...
 

MtNittany

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Not my place, but could you jerry rig a ball bearing caster by mounting it on top and drilling a hole in the wheel to thread the "line" through? Should be able to remove the mounting plate axle, etc.


Just an un-informed lurker providing unsolicited ideas...
More than I have at this point. I have a box of mismatched casters, and it never dawned on me. Thanks.

I do have a cool quirk I added. Each pin and it's corresponding position on the platform has a little magnet embedded, so it's easy to reset them. They actually wobble into place if you get them close.
 
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Nittering Nabob

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...you know, the people that matter. (I kid!)

This is a picture of a table skittles game, and I've built one for my patio pretty similar to this in a Weber kettle I found at the dumpster. My only roadblock is the swivel on the top of the pole. I have a sharpened dowel w/ a tack in it holding a fishing lure that swivels and attaches to the ball chain/ball. But it doesn't work. The ball chain wraps itself around the dowel instead of swiveling.

This rather expensive one seems to have a ball bearing casing attached to the pole w/ a ball chain attachment coming out of it (exactly what I need).



Any idea how this was put together?
A few thoughts:

1) Could you share a video showing the chain binding at the top so we can see where the excess friction is occurring. You said you tapered the dowel so that's unlikely to be the issue. Would adding a washer at the top of the dowel help keep the chain away from the dowel and thus inhibit binding?

2) Go to a crafts store and purchase a variety of wood balls. Once you choose the preferred size you might need to add some weight to it. To do so drill a hole in the bottom and add some of the below or take a sheet of lead and cut it into small pieces and jam it into the hole at the bottom of the ball.



Have you seen this guy's?

 
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MtNittany

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Oct 12, 2021
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A few thoughts:

1) Could you share a video showing the chain binding at the top so we can see where the excess friction is occurring. You said you tapered the dowel so that's unlikely to be the issue. Would adding a washer at the top of the dowel help keep the chain away from the dowel and thus inhibit binding?

2) Go to a crafts store and purchase a variety of wood balls. Once you choose the preferred size you might need to add some weight to it. To do so drill a hole in the bottom and add some of the below of take a sheet of lead and cut it into small pieces and jam it into the hole at the bottom of the ball.



Have you seen this guy's?

It's the wood meeting the ball chain b/c the swivel doesn't really function. I added a simple plastic spacer you get w/ tv bracket kits. If I taper that to match the dowel, I think it will work. Still will work on a circular solution w/ the ball bearings though because it gets the chain out and away from the dowel. Also thinking of finding some sort of brass cone that I could use on the top that would reduce the friction.
 

MtNittany

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Oct 12, 2021
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A few thoughts:

1) Could you share a video showing the chain binding at the top so we can see where the excess friction is occurring. You said you tapered the dowel so that's unlikely to be the issue. Would adding a washer at the top of the dowel help keep the chain away from the dowel and thus inhibit binding?

2) Go to a crafts store and purchase a variety of wood balls. Once you choose the preferred size you might need to add some weight to it. To do so drill a hole in the bottom and add some of the below of take a sheet of lead and cut it into small pieces and jam it into the hole at the bottom of the ball.



Have you seen this guy's?

I did look at that in the past. Mine's an outdoor game - his is more refined. Also I don't like the round platform. The way I did it, 8 of the pins are on the very edge of the platform, which means less knocked down pins laying on the platform that you have to remove before your next shot. The round ones there seem to be pins all over.
 

Nittering Nabob

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I did look at that in the past. Mine's an outdoor game - his is more refined. Also I don't like the round platform. The way I did it, 8 of the pins are on the very edge of the platform, which means less knocked down pins laying on the platform that you have to remove before your next shot. The round ones there seem to be pins all over.
I posted it only so that you could see how he tapered/rounded his dowel rod.

The below would allow you to get separation of the chain from the top of the dowel.

Screenshot 2025-02-06 at 2.39.14 PM.png

If you mounted the two hole bracket between a set of cylindrical bearings, that should work.
Screenshot 2025-02-06 at 2.37.59 PM.png
 

MtNittany

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Not seeing images, though I want to. The dowel on mine is tapered about the same, but larger. Also his looks to be waxed and w/ a much lighter weight chain. Mine isn't even fine sanded yet.

I still think a metal cone of some sort that can butt seamlessly into the 1" dowel is the solution for now. Eventually, I'll have a 2 piece pool cue screw seam in the pole so it can all store in the Weber under the lid.

BTW - the magnets are a game changer and I've never seen any other builder mention them. If anyone wants to make something like this, don't do it w/out the magnets.
 

Nittering Nabob

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Sep 17, 2024
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Not seeing images, though I want to. The dowel on mine is tapered about the same, but larger. Also his looks to be waxed and w/ a much lighter weight chain. Mine isn't even fine sanded yet.

I still think a metal cone of some sort that can butt seamlessly into the 1" dowel is the solution for now. Eventually, I'll have a 2 piece pool cue screw seam in the pole so it can all store in the Weber under the lid.

BTW - the magnets are a game changer and I've never seen any other builder mention them. If anyone wants to make something like this, don't do it w/out the magnets.
I changed them from links to image prints. Let me know if you still can't see them.
 
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MtNittany

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Update:

Smaller ball works great and the plastic spacer and some WD40 work great on top of the pole. I have a design that works, now it just needs some finish work. The magnets work great - so easy to reset the pins. It's a blast to play. I just need to make some rules and scoring.

 
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