Patent · US Expired

Electric toothbrush

US5732433A · kind A · utility

104Cited by
13References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 22, 1995
Grant dateMar 31, 1998
Priority date
Expiry dateAug 22, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S15/05
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

The invention is directed to an interproximal brush for an electric toothbrush which is coupled to the shaft driving the bristle supporting structure in an alternating motion in a manner independent of the coupling of the bristle supporting structure to the shaft. The interproximal brush performs a pivotal motion enabling additional cleaning in particular of interproximal spaces.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.