FIELD: shearing and trimming sheet materials in domestic and manufacturing conditions. SUBSTANCE: shears include jointly articulated levers with cutting blades. Cutting edge at least of one cutting blade has circle arc curvature. Center of curvature circle is arranged on line normal relative to lengthwise axis of shears passing through center of articulated joint assembly of levers. Radius of circle is no less than width of cutting blade. EFFECT: reduced effort for shearing material. 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| SCISSORS | 1998 |
|
RU2157118C2 |
| SHOE PROTECTIVE DEVICE | 1999 |
|
RU2154394C1 |
| SHOE DEVICE FACILITATING OVERCOMING OF GROUND DRAFT IN THE PROCESS OF USING HAND-HELD TILLAGE TOOL | 1998 |
|
RU2154392C1 |
| SHOE PROTECTIVE DEVICE | 1999 |
|
RU2154395C1 |
| CUTTER FOR SHEARS WITH ROLLING CUT | 0 |
|
SU902989A1 |
| SHOE DEVICE FACILITATING OVERCOMING OF GROUND DRAFT DURING USAGE OF HAND-HELD TILLAGE TOOL | 1998 |
|
RU2154393C1 |
| 0 |
|
SU1780638A1 | |
| PROTECTIVE DEVICE FOR SHOE | 1998 |
|
RU2131688C1 |
| DEICING DEVICE | 2013 |
|
RU2512664C1 |
| ROLLED SHEET SHEARS | 2007 |
|
RU2360772C1 |
