Replies

To: Puckster

Ball bearings with a cage.

25 posted on 05/12/2010 3:14:19 PM PDT by Paladin2

To: Paladin2

Stone bearings????????????

2 parts to a (circular) cage? One leapfrogging the other.

A circular cage would be stable in a concave road, depending on just how concave.

28 posted on 05/12/2010 3:18:37 PM PDT by Puckster

To: Paladin2

Stone bearings????????????

2 parts to a (circular) cage? One leapfrogging the other.

A circular cage would be stable in a concave road, depending on just how concave.

29 posted on 05/12/2010 3:18:38 PM PDT by Puckster

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