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:
Feb. 10, 1976
Filed:
Mar. 21, 1974
Franco Del Bon, Zofingen, CH;
Trisa Burstenfabrik AG, , US;
Abstract
A fountain toothbrush is described which comprises a bristle carrier, a set of bristles on the carrier near one end thereof, a rigid handle connected to the bristle carrier at an end of the latter remote from the bristles, and a reservoir for liquid or pasty dentifrice in the handle, wherein the bristle carrier has a duct therethrough leading from the bristle carrier to an outlet near or between the bristles; furthermore piston means mounted on the bristle carrier, and outlet means associated with the reservoir, the aforesaid piston being sealingly guided in the outlet means and adapted for displacement in the outlet means toward and away from the reservoir, whereby dentifrice is caused to flow from the reservoir through the duct towards the bristles by a short displacement of the piston in the outlet means toward the reservoir.