US 12,269,146 B2
Mobile and modular drill apparatus, components thereof, and methods of use
Eric Law, San Francisco, CA (US); Tristen Magallanes, San Francisco, CA (US); and Alex Wuebben, San Francisco, CA (US)
Assigned to Swinerton Incorporated, San Francisco, CA (US)
Filed by Swinerton Incorporated, San Francisco, CA (US)
Filed on Jul. 17, 2023, as Appl. No. 18/222,925.
Application 18/222,925 is a continuation of application No. 17/462,343, filed on Aug. 31, 2021, granted, now 11,701,761.
Claims priority of provisional application 63/072,911, filed on Aug. 31, 2020.
Prior Publication US 2023/0356372 A1, Nov. 9, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. B25B 23/12 (2006.01); B25B 21/00 (2006.01); B25B 23/00 (2006.01); B25B 23/04 (2006.01); B62B 3/00 (2006.01)
CPC B25B 23/12 (2013.01) [B25B 21/002 (2013.01); B25B 23/005 (2013.01); B25B 23/04 (2013.01); B62B 3/00 (2013.01); B62B 2202/48 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A screw feeding device, comprising:
a screw feeding tube;
a screw rack for holding a plurality of screws; and
a solenoid to release a single screw from the screw rack;
a magnetic grip that moves a single screw from the screw rack to the screw feeding tube.