Toothbrush having a flexibly linked zone in its head.

作者: Hans Halm

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摘要: On decrit une brosse a dents munie d'un manche (11) et tete (13) comportant des soies, la etant reliee de maniere souple elastique un prolongement (12) du manche. Discloses toothbrush with handle and head having bristles, the being connected in flexible elastic manner to an extension of handle. Ledit entoure (13), ou (44) partiellement le (42), (13, 14) pouvant effectuer mouvement basculement par rapport au (12, 42). Said surrounds or partially capable rocking motion relative

参考文章(5)
Carl Schiffer, Berthold Meyer, Toothbrush with flexible head ,(1989)
Richard M. Hyman, Floating head toothbrush ,(1983)
Charles W. Peters, Resiliently flexible toothbrush ,(1984)