US 12,092,213 B2
Low noise power systems and associated methods
Nathan Joe Jochman, Menasha, WI (US)
Assigned to Illinois Tool Works Inc., Glenview, IL (US)
Filed by Illinois Tool Works Inc., Glenview, IL (US)
Filed on Jul. 26, 2021, as Appl. No. 17/385,174.
Claims priority of provisional application 63/062,149, filed on Aug. 6, 2020.
Prior Publication US 2022/0042579 A1, Feb. 10, 2022
Int. Cl. F16H 7/12 (2006.01); F02B 67/06 (2006.01)
CPC F16H 7/1281 (2013.01) [F02B 67/06 (2013.01); F02B 2275/06 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A power system comprising:
a driveshaft;
at least one coupler coupled to the driveshaft, wherein:
the at least one coupler is configured to dampen vibration transferred by the driveshaft,
the at least one coupler comprises at least one metal insert and a dampening component shaped to receive the at least one metal insert, and
the at least one metal insert is an attachment point between the coupler and the driveshaft;
an engine configured to output, to the driveshaft, a rotational force;
a pulley system having a first pulley and a second pulley that are drivingly coupled to one another via one or more belts,
wherein the driveshaft is coupled to the first pulley via the at least one coupler and configured to drive the first pulley, and
wherein the first pulley is configured to drive the second pulley via the one or more belts; and
a generator configured to generate electric power, wherein the generator is coupled to the second pulley and configured to receive the rotational force.