FIELD: man tooth brush. SUBSTANCE: toothbrush head has bristle arranged in two groups of rows. Any bristle row crosses the head. Rows of the first group alternate with that of the second group along longitudinal axis of the head. Two lateral external bundles in any row of the first group are inclined to the closest proper head side with the inclination about 12°. Lateral external bundles of the second group has the inclination of about 8° facing each other. EFFECT: qualitative tooth cleaning. 11 cl, 7 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| TOOTH BRUSH HEAD (VARIANTS) | 1991 |
|
RU2023410C1 |
| TOOTHBRUSH | 1996 |
|
RU2166272C2 |
| TOOTHBRUSH WITH DRIVE | 2003 |
|
RU2314774C2 |
| ELECTRIC TOOTHBRUSH HEAD | 2003 |
|
RU2320250C2 |
| TOOTH BRUSH WITH IMPROVED CLEANING OPERATION | 2004 |
|
RU2364306C2 |
| TOOTHBRUSH WITH IMPROVED CLEANING EFFECT | 2004 |
|
RU2485875C2 |
| TOOTHBRUSH | 2007 |
|
RU2410005C2 |
| TOOTH-BRUSH WITH DRIVE UNIT | 2003 |
|
RU2299042C2 |
| TOOTHBRUSH PROVIDED WITH DRIVE | 2003 |
|
RU2313310C2 |
| TOOTHBRUSH (VERSIONS) | 1996 |
|
RU2152158C1 |
