US 11,703,116 B2
Dampened gear system
James R. Abbott, Muncie, IN (US)
Assigned to Muncie Power Products, Inc., Muncie, IN (US)
Filed by Muncie Power Products, Inc., Muncie, IN (US)
Filed on Jan. 7, 2021, as Appl. No. 17/143,263.
Claims priority of provisional application 62/958,364, filed on Jan. 8, 2020.
Prior Publication US 2021/0207702 A1, Jul. 8, 2021
Int. Cl. F16H 57/028 (2012.01); F16H 57/023 (2012.01); F16F 15/124 (2006.01)
CPC F16H 57/028 (2013.01) [F16F 15/124 (2013.01); F16H 57/023 (2013.01); F16F 2224/025 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A dampened gear system, comprising:
a first gear including
a first toothed perimeter,
a first contact face perpendicular to the first toothed perimeter,
a central void,
at least one lug aperture having an engagement surface, and
at least one damper aperture;
a second gear including
a second toothed perimeter,
a second contact face perpendicular to the second toothed perimeter,
an extension extending from the second contact face through the central void, and
at least one lug projecting from the extension parallel to the second contact face; and
a damper positioned within each of the at least one damper apertures;
wherein the first gear and second gear are positioned with the first contact face adjacent to the second contact face;
wherein the at least one lug is positioned within the at least one lug aperture having a gap between the at least one lug and an engagement surface of the at least one lug aperture; and
wherein the damper is formed of a rigid metal structure at least partially encased within a resilient, compressible material.