Turf aerator with constantly vertical tines
US6041869A · kind A · utility
48Cited by
12References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 1998 |
| Grant date | Mar 28, 2000 |
| Priority date | — |
| Expiry date | Feb 23, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01B45/023
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Turf aerator having a crank and crank arms which present a parallelogram for supporting the aerator assembly, including the aerating tines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.