Patent · US Active

Bit change mechanism for a drill rig

US10597956B2 · kind B2 · utility

5Cited by

3References

22Claims

0Family size

Assignee

Joy Global Surface Mining Inc · US

Inventors

Jason E. Gaska · Columbus, US
Samuel F. Haworth · Oak Creek, US

Key dates

Filing date	Feb 10, 2017
Grant date	Mar 24, 2020
Priority date	—
Expiry date	Mar 20, 2038

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE21B19/146
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

A bit changer assembly includes a bit basket actuator assembly configured to be coupled to a drill rig. The bit basket actuator assembly includes an actuator, a guiderail, and a bit basket that is movably coupled to the guiderail via actuation of the actuator. The bit changer assembly also includes a bit carousel configured to be coupled to the drill rig, such that the bit carousel is rotatably and vertically moveable relative to the drill rig.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.