US 12,215,772 B2
Multi-speed gearbox and assembly method
Jordan M. Houser, Sylvania, OH (US); William F. Waltz, Swanton, OH (US); and Nicholas W. Smallman, Swanton, OH (US)
Assigned to DANA HEAVY VEHICLE SYSTEMS GROUP, LLC, Maumee, OH (US)
Filed by Dana Heavy Vehicle Systems Group, LLC, Maumee, OH (US)
Filed on Aug. 15, 2022, as Appl. No. 17/819,898.
Prior Publication US 2024/0052922 A1, Feb. 15, 2024
Int. Cl. F16H 57/023 (2012.01); F16D 11/04 (2006.01); F16D 11/10 (2006.01); F16D 11/14 (2006.01); F16H 48/08 (2006.01); F16H 48/24 (2006.01); F16H 48/42 (2012.01); F16H 57/00 (2012.01); F16H 57/02 (2012.01)
CPC F16H 57/023 (2013.01) [F16D 11/04 (2013.01); F16D 11/10 (2013.01); F16D 11/14 (2013.01); F16H 48/08 (2013.01); F16H 48/24 (2013.01); F16H 48/42 (2013.01); F16H 57/0025 (2013.01); F16H 2048/087 (2013.01); F16H 2048/423 (2013.01); F16H 2057/02052 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A clutch cartridge, comprising:
a dog clutch including:
a clutch ring with a splined interface at an inner diameter, wherein the splined interface of the clutch ring is directly slidingly engaged with an outer diameter of a tube shaft, wherein the clutch ring includes a first toothed interface and a second toothed interface, and wherein the first toothed interface and the second toothed interface are positioned on opposing axial sides of the clutch ring;
wherein the dog clutch is designed to:
selectively engage the first toothed interface with a first gear toothed interface on a first gear, and
selectively engage the second toothed interface with a second gear toothed interface on a second gear;
a first bearing coupled to the tube shaft and the first gear; and
a second bearing coupled to the tube shaft and the second gear;
wherein the first gear includes teeth on an outer circumference;
wherein the second gear includes teeth on an outer circumference; and
wherein the tube shaft includes an interior splined section and a locational clearance fit section at an inner diameter that are profiled to couple to a pinion shaft.