US 12,435,781 B1
Power transmission system
Omar Dawood Mohammed Sily, Dhahran (SA)
Assigned to PRINCE MOHAMMAD BIN FAHD UNIVERSITY, Dhahran (SA)
Filed by PRINCE MOHAMMAD BIN FAHD UNIVERSITY, Dhahran (SA)
Filed on Apr. 25, 2025, as Appl. No. 19/190,192.
This patent is subject to a terminal disclaimer.
Int. Cl. F16H 55/14 (2006.01); F16H 55/17 (2006.01)
CPC F16H 55/14 (2013.01) [F16H 55/17 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A gear shaft assembly, comprising:
a shaft;
a toothed ring gear having a plurality of inner gear teeth alternating with a plurality of inner grooves on an inner circumference and a plurality of outer gear teeth located on an outer circumference;
a spline gear having a central opening and an outer circumference comprising a plurality of spline teeth alternating with a plurality of spline grooves, wherein the spline teeth are configured to fit in the inner grooves of the toothed ring gear when the spline gear is assembled to the toothed ring gear, wherein the shaft is coaxially fitted to the spline gear through the central opening;
a curved-faces pin assembly which includes a cylindrical pin having semicircular ends and a pattern of an elastomeric material which conforms to a shape of the spline grooves and the inner grooves; and
a locking assembly configured to lock the spline gear to the toothed ring gear, wherein the locking assembly includes a flanged hub and a threaded disc, wherein the flange of the hub is configured to face the spline gear and toothed ring gear and the threaded disc is configured to engage with a set of inner threads of the spline gear and a set of inner threads of the toothed ring gear.