Patent ID: 11879286
Assignee: HALL LABS LLC
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 7:
8. An overhead door opener for an overhead door having a rotating shaft, the overhead door opener comprising:
a motor;
a first transmission component coupled to the motor;
a case housing the motor and the first transmission component, the case including multiple vertically disposed members;
a guide bearing coupled to each of the vertically disposed members and configured to engage the shaft and support the motor, the first transmission component, and case onto the shaft;
a second transmission component configured to couple to the shaft, at any point along the shaft, without removing the shaft from the overhead door and while the motor, the first transmission component, and case rest on the shaft with the guide bearings contacting the shaft;
wherein the first and second transmission components are configured to be engaged to one another while the motor, the first transmission component, and case rest on the shaft with the guide bearings contacting the shaft,
wherein the motor, the first transmission component and the second transmission component rotates the shaft to raise and lower the overhead door, and
wherein the second transmission component comprises, a two-piece sprocket, wherein a first piece and a second piece are coupled together around the shaft and secured together, and to the shaft, to rotate the shaft and raise and lower the overhead door.