| US 7,396,340 B2 | ||
| Breast pump | ||
| Zenichi Onuki, Tokyo (Japan); and Mitsuo Tashiro, Tokyo (Japan) | ||
| Assigned to Pigeon Corporation, Tokyo (Japan) | ||
| Filed on Mar. 21, 2005, as Appl. No. 11/84,751. | ||
| Claims priority of application No. 2004-100283 (JP), filed on Mar. 30, 2004. | ||
| Prior Publication US 2005/0234400 A1, Oct. 20, 2005 | ||
| Int. Cl. A61M 1/06 (2006.01) | ||
| U.S. Cl. 604—74 | 12 Claims |
| 9. A breast pump comprising:
a milking port which can accommodate a breast;
a storage for storing breast milk extracted from the breast;
a milking unit including a tongue section which can press a portion near an areola of the breast; and
a deforming device located adjacent the milking unit and including a plurality of sections, the plurality of sections being
movable with respect to each other,
wherein a peak height of the tongue section of the milking unit is configured to be moved continuously in a direction away
from an outer side of the milking port, and the height of the tongue section is configured to be varied by independent consecutive
movements of the plurality of sections of the deforming device, the deforming device sections arranged along a same side extending
from the outer side of the milking port to an inner side of the milking port, wherein the tongue section is a continuous section
that contacts the plurality of sections of the deforming device, and the plurality of sections of the deforming device are
independently driven.
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