Plastic moldboards for snow plows and the like
US4845866A · kind A · utility
12Cited by
4References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 5, 1988 |
| Grant date | Jul 11, 1989 |
| Priority date | — |
| Expiry date | Dec 5, 2008 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01H5/061
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An improved blade for a snow plow is provided. The blade includes an inwardly curved, polyethylene moldboard which is secured in a prestressed and arcuate relationship to a structural frame. The frame includes inwardly curved, vertically extending, transversely spaced brace members and a defined space of predetermined shape exists between the moldboard and the braces for improved snow removal by the blade.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.