Back to results
US 10,577,069 B1Granted
Multi-component gear unit
AssigneeZeteos Corporation
InventorsAndrew G. Lonsberry, Alexander J. Lonsberry
Life of this patent
Estimating the term…
Abstract
A gear unit including a gear, a hub, and a support ring configured to reduce the maximum stress on the gear teeth and, in particular, the toe of the gear teeth.
Claims18
A gear unit comprising:
- A bevel gear including an annular body having an aperture formed therethrough, a plurality of gear teeth extending radially outwardly from a face of the annular body and each including a first sidewall and a second sidewall disposed on an opposite side thereof, and a plurality of gear tooth spaces each defined by opposing first and second sidewalls of adjacent ones of the gear teeth;
- a hub formed separately from the gear, at least a portion of the hub received within the aperture, wherein the hub is rotationally fixed with respect to the gear;
- a ring encircling the hub and including a plurality of ring teeth each having a first sidewall and a second sidewall disposed on an opposite side thereof, whereby each of the plurality of the ring teeth is received within a respective one of the gear tooth spaces and the first sidewall of each of the ring teeth contacts the first sidewall of one of the gear teeth to provide support thereof,
- wherein each of the gear, the hub, and the ring are separable from each other;
- and
- wherein each of the gear teeth includes a crown formed at a distal end thereof, and wherein the ring extends over a portion of the crown adjacent to a toe of each of the gear teeth.
3 more elements
A gear unit comprising:
- a bevel gear including a plurality of gear teeth extending radially outwardly from a first end of the gear at a first angle, a plurality of gear tooth spaces being disposed between and defined by adjacent ones of the gear teeth;
- a ring including a plurality of ring teeth extending from an end of the ring at a second angle transverse to the first angle, wherein each of the plurality of the ring teeth is received within a corresponding one of the gear tooth spaces and contacts one of the gear teeth;
- wherein the ring is rotationally secured with respect to the gear;
- and
- wherein each of the gear teeth includes a crown formed at a distal end thereof, and wherein the ring extends over a portion of the crown adjacent to a toe of each of the gear teeth.
2 more elements
Dependencies are inferred from the claim text.