Patent ID: 11878783
Assignee: NAVICO, INC.
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 20:
21. A marine device assembly configured for attachment to a watercraft, the marine device assembly comprising:
a marine device adjustment assembly configured to adjust at least one of a rotational position or a vertical position of a trolling motor or sonar transducer attached to a shaft extending along a central axis, the marine device adjustment assembly comprising:
a plurality of rotatable drums surrounding the shaft, wherein each drum comprises a plurality of rollers disposed about an outer surface of the shaft and configured to be in contact therewith; and
a marine device adjustment assembly control system, comprising:
a processor;
a memory including program code configured to, when executed, cause the processor to:
receive a position adjustment command;
apply a first drive signal to cause a first drum of the plurality of rotatable drums to rotate about the shaft in one of a first or second circumferential direction in response to the position adjustment command; and
apply a second drive signal to cause a second drum of the plurality of rotatable drums to rotate about the shaft in one of a first or second circumferential direction in response to the position adjustment command;
wherein the first and second drive signals are configured to cause the trolling motor or sonar transducer to at least one of rotate about the central axis of the shaft or to translate along the central axis of the shaft.