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13 Replies
- RJsfishinExplorerThat whole video didn't make one bit of sense. I hope no one here lacks enuff intelligence to fall for that.
- wa8yxmExplorer IIIOk well try this then.. The Greased bearing slowed quickly because of the grease.. A Dry bearing spins just like the dry bearing in the demo.. Expierence working with bearings.
As I said. it has a clear "April 1" feeling to it.... Where as I can not be sure on this item,, I have seen other things where all I needed was.. Well high school science to be honest, to spot the trick and how they did it... This is not the cse here.. But I still feel that the concept is not going to work.
Comparing this to a Computer or Telephone is not a good comparison because what made both of those popular was PEOPLE. PEOPLE decided "I want one".. What made compuers work by the way was someone like me (A Ham Radio Operator) but that's another story.
This bearing will either work,, or not,, If it works.. I want some. - miloExplorer II
wa8yxm wrote:
That Video has a serious April feeling to it Specifically the 1st of April.
I have seen many claims in the past where it only takes an associates in applied science to see through the fakery.. And as it happens.. I have one of those.
Yeah if I remember correctly some of the same general thoughts about the computer being just a fad and maybe of the telephone or tv when they was first invented. Just relax and see what happens with em. You never know. - NinerBikesExplorer
06Fargo wrote:
wa8yxm wrote:
That Video has a serious April feeling to it Specifically the 1st of April.
I have seen many claims in the past where it only takes an associates in applied science to see through the fakery.. And as it happens.. I have one of those.
The inside race is constant diameter so the ball rolls on it at a constant speed.
The grooves in the outside race vary the effective diameter acting on the balls which produces the speed differential between the balls.
I have an associates in hype and terminology (AssHat).
Glad I read that tonight, that would have been coffee blown on the keyboard first thing in the morning. - notevenExplorer III
wa8yxm wrote:
That Video has a serious April feeling to it Specifically the 1st of April.
I have seen many claims in the past where it only takes an associates in applied science to see through the fakery.. And as it happens.. I have one of those.
The inside race is constant diameter so the ball rolls on it at a constant speed.
The grooves in the outside race vary the effective diameter acting on the balls which produces the speed differential between the balls.
I have an associates in hype and terminology (AssHat). - MEXICOWANDERERExplorerWhoa Hosses!
Bearing metallurgy design is one specialized science. It is not for garage nerds with propeller beanie caps.
Bearings, races, and cages, are not made out of recycled dog food cans. The three components of a ball or roller bearing MUST be engineered to be compatible with one another. Even thermal expansion is critical. Any part that TOUCHES a rotating bearing part must be made of compatible steel. An inner race to spindle fit does not rotate unless an Owie is in process.
You can get away with murder with a bushing but a bearing is a different colored horsee. I was forced to take a crash course in bearings because I was a rebuilder. Bearing design is a deep and rigid discipline. - K_CharlesExplorerThey put a dent in the outer race for every ball and eliminated the cage.
I believe that would make more radial play in the bearing and wouldn't work well with a preload or side load. It may work in a sewing machine but maybe not so good as a wheel bearing. - wa8yxmExplorer IIIThat Video has a serious April feeling to it Specifically the 1st of April.
I have seen many claims in the past where it only takes an associates in applied science to see through the fakery.. And as it happens.. I have one of those. - YC_1NomadI'm not sure they are saying greaseless. They are removing the inner band that hold the bearings in place and cutting a groove/slot in the outer sleeve. Just a small race to hold the ball bearing from moving too far too fast when the bearing turns. They claim a 10 to 1 reduction in resistance. The demo was very interesting.
- MEXICOWANDERERExplorerLike the forte of "maintenance free battery"?
My rubber band width elimimates U Toob
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