The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 20, 2009
Filed:
Oct. 04, 2004
Mitsuo Tashiro, Tokyo, JP;
Mitsuo Tashiro, Tokyo, JP;
Pigeon Corporation, Tokyo, JP;
Abstract
[Problem] To provide a breast pump capable of securely holding a breast of a user and intensively stimulating a particular potion of the breast. [Means for Resolution] A breast pumpincluding a milk container main body; deformable meansfor forming a sealed space; a horn member; space internal pressure altering meansfor alternately providing a negative pressure condition and an atmospheric pressure condition in the sealed space; and a communicating portion, wherein: the horn member has a base end portiondisposed near the communicating portion and an opening enddisposed near an entrance through which the breast is inserted; the deformable means covers the inner surface of the horn memberand has a base end side attachable and detachable portionto be fixed to the base end of the horn member and an opening side attachable and detachable portionto be fixed to the opening end of the horn member; the deformable means has a stimulating convexdisposed between the base end side attachable and detachable portion and the opening side attachable and detachable portion; and the horn member has atmospheric pressure condition creating means for maintaining an atmospheric pressure condition in a space between the stimulating convex and the horn member.