Releasable fastening arrangement for straw chopper blade
US6829879B2 · kind B2 · utility
14Cited by
9References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 13, 2002 |
| Grant date | Dec 14, 2004 |
| Priority date | — |
| Expiry date | Jan 12, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01F12/40
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A fastening arrangement for fastening a blade to a rotor of a straw chopper. The fastening arrangement comprising a bolt that is inserted into a blade hole in the blade and into a plate hole in a mounting plate extending from the rotor and into a retaining element that retains the bolt in the holes. The retaining element can be separated from the bolt. The bolt and the retaining element are fixed against rotation by the mounting plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.