Scraper for snow removing machine and snow removing attachment having scraper
US6612050B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 13, 2001 |
| Grant date | Sep 2, 2003 |
| Priority date | — |
| Expiry date | Dec 13, 2021 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01H5/061
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A scraper is mountable on a snow removing machine for scraping snow on a road surface. The scraper has a polygonal prism member rotatably mountable to a lower end portion of a snow removing plate of a snow removing machine. The polygonal prism member has a first end, a second end disposed opposite the first end, surfaces disposed between the first and second ends, and a central hole extending throughout a length of the polygonal prism member from the first end to the second end. The scraper also has blades each removably connected to respective ones of the surfaces of the polygonal prism member. A rotation prevention device has a pair of rotation prevention members for preventing rotation of the polygonal prism member. Each of the rotation prevention members has a plate disposed on a respective one of the first and second ends of the polygonal prism member and fixedly mountable to the snow removing plate, a support shaft extending through the central hole of the polygonal prism member and connected to the polygonal prism member for rotation therewith, and a lock member for releasably locking the plate and the support shaft to one another to prevent rotation of the polygonal prism m…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.