Straw walker extension pan
US4805640A · kind A · utility
1Cited by
5References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 12, 1987 |
| Grant date | Feb 21, 1989 |
| Priority date | — |
| Expiry date | Jun 12, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01F12/30
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A straw walker extension pan is mounted to the end of a straw walker trough by two nut and bolt assemblies that engage mounting holes located in the pan and mounting apertures located in the straw walker trough. The pan is further provided with downwardly and forwardly projecting tangs that engage mounting slots located in the straw walker trough.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.