Patent ID: 8448551

Claim:
A dual lock brake lathe chuck comprises of: a housing; a primary gear; at least one primary drive gear; at least one secondary drive gear; a back plate; a jaw extension system; the primary gear positioned inside the housing; the primary gear engages the jaw extension system; the at least one primary drive gear engages the primary gear; the at least one secondary drive gear engages the primary gear; the housing comprising of a central core wherein the central core being concentric to the housing; the primary gear comprises of a primary gear center, a primary gear first surface, a plurality of primary teeth, a primary gear wall, and a spiral; the at least one primary drive gear comprises of a primary drive gear axle, a primary keyhole, and a set of primary ball bearings; and the at least one secondary drive gear comprises of a secondary drive gear axle, a secondary keyhole, and a set of secondary ball bearings.