Rotary Surface Finishing Implement with Tool Mounting Adapter

Abstract

A surface finishing implement, such as a wire brush, cup brush, grinding wheel, or cut-off disk, configured for mounting to rotary power tools having a plurality of different types or sizes of mounting arrangements. One implement has a fixed power tool coupling arrangement configured for threadable mounting to a power tool arbor and a removable power tool coupling adapter configured for mounting to a quick-change coupler, preferably one of a quick-connect clamping and twist-lock coupling mechanism, of a power tool. Another implement is configured with a plurality of threaded arbor coupling arrangements configured to enable mounting of the implement to rotary power tools equipped with arbors having different diameters with one of the arbor coupling arrangements being a removable arbor coupling insert that threads into another one of the arbor coupling arrangements fixed to the implement. One implement includes the adapter, removable arbor coupling insert, and fixed arbor coupling arrangement.

1 . A rotary surface finishing implement comprised of a power tool mounting arrangement adapted for mounting to rotary power tools having a plurality of different types and sizes of mounting arrangements. 
     
     
         2 . The rotary surface finishing implement of  claim 1 , wherein the power tool mounting arrangement comprises a plurality of power tool coupling arrangements with one of the power tool coupling arrangements configured for removable mounting of the rotary surface finishing implement to a threaded arbor of a power tool, and another one of the power tool coupling arrangements configured for removable mounting of the rotary surface finishing implement to a quick-connect clamp or twist-lock coupling arrangement. 
     
     
         3 . The rotary surface finishing implement of  claim 2 , wherein one of the power tool coupling arrangements is comprised of a removable power tool mounting adapter removably attached to the rotary surface finishing implement. 
     
     
         4 . The rotary surface finishing implement of  claim 3 , wherein the one of the power tool coupling arrangements configured for removable mounting of the rotary surface finishing implement to a threaded arbor of a power tool comprises a collar with an internally threaded bore. 
     
     
         5 . The rotary surface finishing implement of  claim 4 , wherein the removable power tool mounting adapter is removably attached the collar with the internally threaded bore. 
     
     
         6 . The rotary surface finishing implement of  claim 3 , wherein the removable power tool mounting adapter comprises a quick-connect coupling mechanism engaging socket. 
     
     
         7 . The rotary surface finishing implement of  claim 6 , wherein the one of the power tool coupling arrangements configured for removable mounting of the rotary surface finishing implement to a threaded arbor of a power tool comprises a collar with an internally threaded bore. 
     
     
         8 . The rotary surface finishing implement of  claim 7 , wherein the quick-connect coupling mechanism engaging socket is removably attached to the collar with the internally threaded bore. 
     
     
         9 . The rotary surface finishing implement of  claim 6 , wherein the quick-connect coupling mechanism engaging socket is comprised of a generally planar anchor plate having a socket opening formed therein with the anchor plate bounded by a coupling socket sidewall. 
     
     
         10 . The rotary surface finishing implement of  claim 9 , wherein the generally planar anchor plate is annular and the socket opening formed in the anchor plate is generally circular. 
     
     
         11 . The rotary surface finishing implement of  claim 9 , wherein the socket opening formed in the anchor plate is generally non-circular. 
     
     
         12 . The rotary surface finishing implement of  claim 11 , wherein the non-circular socket opening formed in the anchor plate is defined by an inner peripheral edge having a plurality of recesses and a plurality of projections formed therein defining a twist-lock head receiving socket opening. 
     
     
         13 . The rotary surface finishing implement of  claim 9 , wherein the one of the power tool coupling arrangements configured for removable mounting of the rotary surface finishing implement to a threaded arbor of a power tool comprises a collar with an internally threaded bore. 
     
     
         14 . The rotary surface finishing implement of  claim 13 , wherein the coupling socket sidewall removably engages the collar with the internally threaded bore. 
     
     
         15 . The rotary surface finishing implement of  claim 1 , wherein the power tool mounting arrangement comprises a collar with an internally threaded bore configured for threadably engaging a threaded arbor of a rotary power tool, and a power tool mounting adapter removably attached to the collar, the power tool mounting adapter comprising a socket configured for engaging with a quick-connect coupling of a rotary power tool. 
     
     
         16 . The rotary surface finishing implement of  claim 15 , wherein the socket is comprised of a plate with a socket opening formed therein. 
     
     
         17 . The rotary surface finishing implement of  claim 16 , wherein the socket is further comprised of a sidewall extending from the plate that engages the collar removably attaching the socket to the collar. 
     
     
         18 . The rotary surface finishing implement of  claim 1 , wherein the power tool mounting arrangement comprises a first collar with a first internally threaded bore of a first diameter configured for threadably engaging a threaded arbor of a rotary power tool having a first diameter, and a second collar with a second internally threaded bore of a second diameter that is threadably removably received in the first internally threaded bore of the first collar. 
     
     
         19 . The rotary surface finishing implement of  claim 18 , wherein each collar has an enlarged head at one end from which an elongate tube outwardly extends. 
     
     
         20 . The rotary surface finishing implement of  claim 19 , wherein the elongate tube of one of the collars is formed of a tubular sidewall that is internally threaded and externally threaded. 
     
     
         21 . The rotary surface finishing implement of  claim 18 , further comprising a removable power tool mounting adapter comprised of a socket configured for releasably engaging with a quick-connect coupling assembly of a rotary power tool. 
     
     
         22 . The rotary surface finishing implement of  claim 21 , wherein the socket is comprised of a socket opening formed in a plate carried by a sidewall releasably engaging one of the collars. 
     
     
         23 . A rotary surface finishing implement comprised of a power tool mounting arrangement adapted for mounting to rotary power tools having a plurality of different types and sizes of mounting arrangements with one of the mounting arrangements comprising a collar fixed to the implement and having an internally threaded bore configured for receiving a threaded arbor of a rotary power tool, and another one of the mounting arrangements comprising a removable adapter having a quick-connect clamp or twist-lock coupling engaging socket for receiving one of a quick-disconnect clamp or twist-lock coupling arrangement of a rotary power tool. 
     
     
         24 . The rotary surface finishing implement of  claim 23 , wherein the collar is comprised of an enlarged head and a tube extending axially therefrom, and the socket is comprised of a socket sidewall engaged with the head of the collar to releasably mount the adapter thereto. 
     
     
         25 . The rotary surface finishing implement of  claim 24 , wherein the socket is further comprised of a socket anchor plate carried by the socket sidewall, the socket anchor plate overlying the collar.