US 12,064,861 B2
Telescoping tool with collapsible bearing assembly
Hans T. Banholzer, Milwaukee, WI (US); Troy C. Thorson, Cedarburg, WI (US); and Michael R. Sande, Waukesha, WI (US)
Assigned to Milwaukee Electric Tool Corporation, Brookfield, WI (US)
Filed by MILWAUKEE ELECTRIC TOOL CORPORATION, Brookfield, WI (US)
Filed on Apr. 3, 2023, as Appl. No. 18/194,878.
Application 18/194,878 is a continuation of application No. 16/858,061, filed on Apr. 24, 2020, granted, now 11,618,149.
Claims priority of provisional application 62/862,183, filed on Jun. 17, 2019.
Claims priority of provisional application 62/839,353, filed on Apr. 26, 2019.
Prior Publication US 2023/0249332 A1, Aug. 10, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. B25F 5/02 (2006.01); B23D 57/00 (2006.01); B23D 57/02 (2006.01); F16C 19/10 (2006.01)
CPC B25F 5/02 (2013.01) [F16C 19/10 (2013.01); B23D 57/0092 (2013.01); B23D 57/023 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A telescoping tool comprising:
a pole assembly including an outer pole and an inner pole slidably received in the outer pole, the pole assembly movable between a retracted configuration and an extended configuration;
a driveshaft extending longitudinally in the outer pole and the inner pole;
a plurality of bearings, each bearing including
a driveshaft passage defined in the bearing, the driveshaft passage receiving the driveshaft therethrough, and
an end connection passage defined in the bearing; and
at least one connection member joining adjacent bearings of the plurality of bearings, the connection member disposed in the end connection passage of each of the adjacent bearings.