Polymeric split sprocket wheel
US4631974A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 8, 1985 |
| Grant date | Dec 30, 1986 |
| Priority date | — |
| Expiry date | Nov 8, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/1994
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A polymeric split sprocket wheel is provided having two mating portions that, when joined, form a split line at the junction of those portions, two side faces, a toothed outer rim and a central axial bore, and which is designed to be mounted on a relatively immobile yet rotatable keyed shaft, being secured thereon by means of a tripartite apparatus comprised of a captive slotted keyway molded into the central axial bore of the wheel, a circular band clamp capable of exerting a uniform degree of force all around the axial hub, and a plurality of wedge dog assemblies which join the wheel together along the split line by means of a plurality of wedge dog clamps which straddle the split line, are inserted into tapered receptacles, and are fixed to the wheel by fastening means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.