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:
Sep. 03, 2024
Filed:
Dec. 26, 2019
Lion Corporation, Tokyo, JP;
Yuya Kimoto, Tokyo, JP;
Lion Corporation, Tokyo, JP;
Abstract
An object of the present invention is to provide a toothbrush that enables an appropriate brushing pressure to be more reliably recognized. A head portion () provided on a tip end side in a long axis direction and having a bristle tufting surface (), a grip portion () disposed on a rear end side from the head portion, and a neck portion () disposed between the bristle tufting surface and the grip portion are provided. A sound generation portion () that generates a click sound due to deformation when an external force in a first direction orthogonal to the bristle tufting surface exceeds a threshold value is provided on a rear end side from the bristle tufting surface.