Back to results
US 2020/0263779 A1Published application
Gearbox Case With Wear Sleeve
AssigneeMid-States Oilfield Machine LLC
InventorJohn Floyd Bossa
Life of this patent
Estimating the term…
Abstract
A gearbox may include a gearbox case with a wear sleeve disposed within a shaft bore, and a gear assembly mounted on a shaft and disposed within the shaft bore. The gear assembly may include a bearing that engages the wear sleeve. A method of repairing a gearbox case may include uncoupling a top piece and a bottom piece of the gearbox case, forming an oversize bore in a shaft bore of the gearbox case to remove a damaged area, and installing a wear sleeve in the oversize bore.
Claims19
An apparatus comprising:
- a gearbox case with a shaft bore;
- and
- a wear sleeve disposed within the shaft bore.
A gearbox comprising:
- a gearbox case with a wear sleeve disposed within a shaft bore;
- and
- a gear assembly mounted on a shaft and disposed within the shaft bore;
- wherein the gear assembly comprises a bearing engaging the wear sleeve.
1 more element
Dependencies are inferred from the claim text.