US 12,273,937 B2
Communication between a wireless dust extractor and a power tool
Anthony M. Davis, Brookfield, WI (US); David R. Perreault, Menomonee Falls, WI (US); and Matthew J. Halenka, Milwaukee, WI (US)
Assigned to Milwaukee Electric Tool Corporation, Brookfield, WI (US)
Filed by MILWAUKEE ELECTRIC TOOL CORPORATION, Brookfield, WI (US)
Filed on Feb. 15, 2022, as Appl. No. 17/672,451.
Claims priority of provisional application 63/149,796, filed on Feb. 16, 2021.
Prior Publication US 2022/0264667 A1, Aug. 18, 2022
Int. Cl. H04W 76/11 (2018.01); H04W 12/06 (2021.01); A47L 7/00 (2006.01); A47L 9/28 (2006.01); H04W 4/80 (2018.01); H04W 8/00 (2009.01); H04W 12/50 (2021.01); H04W 76/10 (2018.01)
CPC H04W 76/11 (2018.02) [H04W 12/06 (2013.01); A47L 7/00 (2013.01); A47L 9/28 (2013.01); H04W 4/80 (2018.02); H04W 8/005 (2013.01); H04W 12/50 (2021.01); H04W 76/10 (2018.02)] 18 Claims
OG exemplary drawing
 
1. A power tool comprising:
a tool indicator;
a memory;
a trigger;
a wireless communication unit; and
an electronic processor configured to:
search, via the wireless communication unit, for a connection advertisement broadcast from a dust extractor upon an initiation of a connection mode;
establish, via the wireless communication unit, a wireless connection with the dust extractor when the connection advertisement is received;
provide, via the wireless communication unit, a request for a connection identifier to the dust extractor;
receive, via the wireless communication unit, a response from the dust extractor, the response including the connection identifier;
provide, via the tool indicator, an indication of a successful wireless connection;
store the connection identifier in the memory;
disconnect the wireless connection with the dust extractor;
establish a subsequent wireless connection with the dust extractor after disconnecting the wireless connection with the dust extractor, wherein establishing the subsequent wireless connection with the dust extractor includes transmitting, via the wireless communication unit, the connection identifier to the dust extractor; and
provide, after receiving the response from the dust extractor, a command, via the wireless communication unit, to the dust extractor based on an operation of the trigger.