Mower with bottom-driven cutter discs
US4302921A · kind A · utility
9Cited by
3References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 30, 1980 |
| Grant date | Dec 1, 1981 |
| Priority date | — |
| Expiry date | Apr 30, 2000 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D34/664
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Mower with an elongated housing supporting bottom-driven cutter discs and with a hollow stiffening beam inside the housing, the beam extending from the connection end of the housing and being situated between the axes of rotation of the discs and the rearmost positions of the elements pivoting the cutters to the discs, the beam extending the whole length of the housing and being filled with foamed synthetic plastics material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.