Multi-piece feederhouse bushing retainer
US6421993B1 · kind B1 · utility
5Cited by
7References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2001 |
| Grant date | Jul 23, 2002 |
| Priority date | — |
| Expiry date | Feb 28, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D61/008
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A two-piece retainer for securing a pivot tube of a combine feederhouse to a combine frame, having a first piece made of a polymer material and a second piece made of a metal material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.