Locking breakdown spool
US10155638B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 4, 2015 |
| Grant date | Dec 18, 2018 |
| Priority date | — |
| Expiry date | May 24, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2701/5136
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A breakdown spool having a hollow barrel and separate flange members is provided. The barrel ends define an insertion section for movement into a central recess positioned within the support surface of the flanges. The central recess includes an outer peripheral wall having an inside diameter closely dimensioned with an outside diameter of the barrel wall. The insertion sections on the ends of the barrel and the central recess of each flange having first and second engagement elements for releasably securing the flanges to the axial ends of the barrel. The engagement elements have different structural forms. Interconnecting alignment elements are provided to fix the relative position of the axial end of the barrel with respect to the central recess of the flange and to align the respective first and second engagement elements on the insertion section and the peripheral wall around the perimeter of the central recess.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.