Plastic moldboards for snowplows and the like
US5088215A · kind A · utility
62Cited by
15References
56Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 3, 1990 |
| Grant date | Feb 18, 1992 |
| Priority date | — |
| Expiry date | Dec 3, 2010 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01H5/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A plow is constructed of a curved high density polyethylene moldboard and frame assembly. The moldboard can be constructed with a mounting collar that slides over and grips the frame or with the frame molded into and encapsulated by the polyethylene. A scraper blade is attached to the bottom of the frame for increasing the moldboard's ridigity and/or securing the moldboard to the frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.