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

Claim 17:
18. An improved mini-concrete trowel attachment apparatus connected to a prime mover tool according to claim 17, wherein each of the plurality of spaced apart non-rotating arm members includes a first upper and lower fastening clip members attached integrally at top and bottom radial end portions thereof, each of the first upper and lower fastening clip members extending radially therefrom with an outward forward end having a tapered portion, and a fastening cavity disposed below the top radial end portion and above the bottom radial end portion of each of the first upper and lower fastening clip members, the self-lubricating bearing and spacer member disposed along an intermediate portion of the front outer face surface of each of the plurality of spaced apart non-rotating arm members, and opposite to the forward end of each of the plurality of non-rotating arm members attached to the intermediate intersecting location at each of the rear inner face surfaces; and
wherein the second annular free-wheeling bearing cover guide ring member rear inner face surface engages and moves along the front outer face surface and the self-lubricating bearing and spacer member of each of the plurality of spaced apart non-rotating arm members when the second annular free-wheeling bearing cover guide ring member is secured to the first upper and lower fastening clip members of each of the plurality of spaced apart non-rotating arm members by a second upper and lower spaced apart fastening clip members of the second annular free-wheeling bearing cover guide member.