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

Claim 25:
26. An improved mini-concrete trowel attachment apparatus connected to a prime mover tool according to claim 25, wherein the self-lubricating bearing rail and spacer member of each of the plurality of separate and spaced apart non-rotating arm members having an annular rear inner face portion and an annular front outer face portion, the annular rear inner face portion of the second annular free-wheeling bearing cover guide ring member abuts against and encloses each of the self-lubricating bearing rail and spacer member, and enclosing the front outer face surface of each of the plurality of spaced apart non-rotating arm members, upon fastening each of the first upper and lower fastening clip members of each of the plurality of separate and spaced apart non-rotating arm members to the second upper and lower second fastening clip members of the annular free-rotating bearing cover guide ring member thereto to allow the annular free-rotating bearing cover guide ring member to rotate in different directions when the annular free-rotating bearing cover guide ring member moves against and away from the wall structures and around the electrical and plumbing stub obstructions during concrete surface finishing by each of the plurality of flexible replacement blades, upon rotation of the rotary disk by the prime mover hand-operated power tool.