Patent ID: 11859706
Assignee: TEXTRON INNOVATIONS INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A lockout device for a gearbox, comprising:
a housing comprising a hole therethrough and configured to be fixedly coupled to the gearbox;
a shaft detachably coupled to the housing and configured to pass through the hole, the shaft comprising a plurality of teeth at one end and a receiving slot on a distal end, the plurality of teeth configured to engage a portion of a drive train within the gearbox and transmit rotation from the shaft to the drive train;
an inner collar configured to sit around the shaft and at least partially between the shaft and the housing, the inner collar comprising a plurality of threadless holes; and
an outer collar configured to sit around the shaft and at least partially between the inner collar and the housing, the outer collar comprising a plurality of threaded holes configured to receive a plurality of bolts passing through the plurality of threadless holes, wherein rotation of the plurality of bolts can adjust the relative position of the inner collar and the outer collar, wherein as the inner collar and the outer collar are pulled closer together the inner collar is pushed against the shaft and restricts a displacement of the shaft within the hole.