Patent ID: 11891821
Assignee: nan
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 24:
25. An improved mini-concrete trowel attachment apparatus connected to a prime mover tool according to claim 24, wherein the free-rotating bearing guide ring assembly includes at least a pair of non-rotary ring members having a first portion including a plurality of separate and spaced apart non-rotating arm members, each of the plurality of separate and spaced apart non-rotating arm members having a rear inner face surface and a front outer face surface at a forward end thereof, each of the plurality of separate and spaced apart non-rotating arm members extending angularly up from a bent section thereon to the forward end and attached to an intermediate intersecting location on the rear inner face surface of each of the plurality of separate and spaced apart non-rotating arm members, and
wherein each of the plurality of separate and spaced apart non-rotating arm members including a rear end having a plurality of connector screw tabs extending from the bent section with screw securing holes disposed therein, a plurality of screw members inserted into each of the screw securing holes of each of the plurality of connector screw tabs for securing each of the plurality of separate and spaced apart non-rotating arm members to and inward of the annular outer peripheral edge of the rotary disk, the front outer face surface of each of the plurality of separate and spaced apart non-rotating arm members includes an annular self-lubricating bearing rail and spacer member, each of the plurality of separate and spaced apart non-rotating arm members having first upper and lower clip fastener members disposed thereon, and the free-rotating bearing guide assembly further includes an annular free-rotating bearing cover guide ring member having second upper and lower clip fastening members disposed thereon.