Friction coupling for the torque-limiting transmission of force between a coil core for winding or unwinding a tape and a rotary support
Patent 6145770 Issued on November 14, 2000. Estimated Expiration Date: 
May 12, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
May 12, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2160611 3312410 3770221 Line winding apparatus Hand held masking machine Adhesive film applicator Two-reel dispenser for a transfer adhesive Rotating drum filament dispenser Apparatus for the application of an adhesive film Clutch for tape dispenser InventorsAssigneeApplicationNo. 125607 filed on 05/12/1999US Classes:242/422.4, Radially applied156/577, Implement carried web supply242/538.1, Coordinated drive of supply and take-up coils242/545.1, Limited torque464/30OVERLOAD RELEASE COUPLINGExaminersPrimary: Jillions, John M.Attorney, Agent or FirmForeign Patent References
International ClassesB65H 023/08B65H 018/08 B65C 011/00 Foreign Application Priority Data1996-02-22 DEAbstractIn a friction coupling for the torque-limiting transmission of force between a core of a coil for winding or unwinding a tape and a rotary support for said core there is a first coupling component with an annular cross-section and a second coupling component taking the form of a moulding, in which the annular coupling component is in frictional engagement at several spaced contact points distributed over its periphery with contact area regions on the moulding, and in which one of the two coupling components is secured to the core of the coil, and the other coupling component is a component of the rotary support. The moulding is rigidly dimensionally stable while the annular first coupling component is made of a flexible material. On the occurrence of a relative movement between the two coupling components, the moulding continually deforms the annual coupling component via the contact points. | |
