PL217000A1 - - Google Patents
Info
- Publication number
- PL217000A1 PL217000A1 PL21700079A PL21700079A PL217000A1 PL 217000 A1 PL217000 A1 PL 217000A1 PL 21700079 A PL21700079 A PL 21700079A PL 21700079 A PL21700079 A PL 21700079A PL 217000 A1 PL217000 A1 PL 217000A1
- Authority
- PL
- Poland
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
- A01F29/09—Details
- A01F29/22—Arrangement of knife sharpening devices
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D75/00—Accessories for harvesters or mowers
- A01D75/08—Sharpening apparatus fixed to the harvester or mower
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/36—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades
- B24B3/368—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades installed as an accessory on another machine
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Harvester Elements (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Harvesting Machines For Root Crops (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US92326978A | 1978-07-10 | 1978-07-10 | |
| US92326778A | 1978-07-10 | 1978-07-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PL217000A1 true PL217000A1 (en) | 1980-06-02 |
| PL119498B1 PL119498B1 (en) | 1982-01-30 |
Family
ID=27129866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL1979217000A PL119498B1 (en) | 1978-07-10 | 1979-07-10 | Sharpener for forage harvester cutterhead |
Country Status (6)
| Country | Link |
|---|---|
| DE (1) | DE2923256C2 (en) |
| DK (1) | DK289779A (en) |
| FR (1) | FR2430719A1 (en) |
| GB (1) | GB2025285B (en) |
| IT (1) | IT1117378B (en) |
| PL (1) | PL119498B1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4739588A (en) * | 1986-04-30 | 1988-04-26 | Engh Harry W | Method and apparatus for jointing rotatable cutter heads |
| US5098027A (en) * | 1990-02-28 | 1992-03-24 | Ford New Holland, Inc. | Automatic knife sharpening system for forage harvesters |
| DE19828766C1 (en) | 1998-06-27 | 1999-11-11 | Case Harvesting Sys Gmbh | Sharpener for crop chopping machine blades |
| DE102009010586B4 (en) | 2009-02-20 | 2014-05-08 | Hochschule für Technik und Wirtschaft Dresden | Sharpening device for cutting units of choppers |
| CN115634758B (en) * | 2022-12-26 | 2023-03-07 | 中国农业科学院农业环境与可持续发展研究所 | A straw crushing device with a knife sharpening structure |
| CN117461482B (en) * | 2023-12-27 | 2024-03-12 | 山西晋美羊畜牧科技有限公司 | Breaker is used in forage grass harvesting |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3136107A (en) * | 1962-10-05 | 1964-06-09 | Crete Charles A | Lawn mower sharpener |
| DE1209791B (en) * | 1965-03-18 | 1966-01-27 | & Eisengiesserei Lauingen Koed | Disc wheel chopper with grinding device for Haecksel knives |
| US3677316A (en) * | 1970-03-11 | 1972-07-18 | Deere & Co | Method and apparatus for sharpening forage harvester knives |
| US3660971A (en) * | 1970-08-24 | 1972-05-09 | Sperry Rand Corp | Mower blade sharpening means |
| GB1425585A (en) * | 1972-04-25 | 1976-02-18 | Kidd Ltd Archie | Sharpening device |
| US3958766A (en) * | 1975-06-02 | 1976-05-25 | Sperry-New Holland Sperry Rand Corporation | Cutterhead rotating mechanism for forage harvester |
-
1979
- 1979-06-08 DE DE2923256A patent/DE2923256C2/en not_active Expired
- 1979-06-29 FR FR7916837A patent/FR2430719A1/en active Granted
- 1979-07-05 GB GB7923521A patent/GB2025285B/en not_active Expired
- 1979-07-06 IT IT49691/79A patent/IT1117378B/en active
- 1979-07-10 PL PL1979217000A patent/PL119498B1/en unknown
- 1979-07-10 DK DK289779A patent/DK289779A/en not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| GB2025285A (en) | 1980-01-23 |
| IT1117378B (en) | 1986-02-17 |
| GB2025285B (en) | 1982-06-09 |
| DE2923256A1 (en) | 1980-01-24 |
| FR2430719A1 (en) | 1980-02-08 |
| DK289779A (en) | 1980-01-11 |
| FR2430719B1 (en) | 1984-08-24 |
| PL119498B1 (en) | 1982-01-30 |
| DE2923256C2 (en) | 1983-12-01 |
| IT7949691A0 (en) | 1979-07-06 |