Patent ID: 11859720
Assignee: LENNOX INDUSTRIES INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 15:
16. A tensioning system, comprising:
a housing;
a fastener extending at least partially through an entire length of the housing;
a trolley adjustably positioned within the housing about the fastener;
a tensioning pulley disposed outside the housing and coupled to the trolley, wherein the tensioning pulley moves in unison with the trolley along an opening in the housing;
a motor comprising a motor pulley coupled thereto;
a motor-driven system comprising a drive pulley coupled thereto;
a belt linking the motor pulley and the drive pulley, wherein the tensioning pulley engages the belt at a point between the motor pulley and the drive pulley and supplies tension for the belt;
a plate disposed about the fastener inside the trolley; and
a spring disposed about the fastener between the plate and an interior surface of the trolley.