Sub-soil breaking, surface-soil conditioning and planter machine
US4055126A · kind A · utility
Inventors
Key dates
| Filing date | Jan 8, 1976 |
| Grant date | Oct 25, 1977 |
| Priority date | — |
| Expiry date | Jan 8, 1996 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S111/927
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
In a preferred embodiment of the invention, a trailer-like multi-sectioned frame is mounted on supporting spaced-apart wheels adjustable intermittently of the height of the frame and having mounted on the various sections of the frame, functional elements including a forward rotatable cutting blade for cutting upper earth soil, a following sub-soil cutting blade aligned to follow in the upper earth cut formed by the forward cutting blade and being formable of a sub-soil groove beneath the slot, a soil-fill-in tine rotatable wheel having laterally curved and directed tine ends extending a breadth wider than the slot such that are trailed along the slot the tine ends cave-in soil to fill the sub-soil groove, a seed-bed-preparing tine wheel mounted to trail in the slot behind the soil-fill-in tine rotatable wheel, and a seed planter of conventional nature mounted to trail the seed-bed-preparing tine wheel to plant within prepared soil along the slot, the tine elements of the seed-bed-preparing tine wheel being curved radially outwardly away from the direction of rotation thereof, and the tines of the soil-fill-in tine rotatable wheel being also curved radially outwardly away from the …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.