Patent · US Expired

Toothbrush comprising a flexibly linked region in the head

US6185779A · kind A · utility

45Cited by
9References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 29, 1999
Grant dateFeb 13, 2001
Priority date
Expiry dateNov 29, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29L2031/425
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A toothbrush having a head (2) which is made flexible by virtue of being made in the form of a number of segments (2A-E), each linked by thin integral links (7) of defined thickness and length, and the link may also incorporate an elastomeric material (9) to modify flexibility. The invention provides improved flexibility characteristics of the head.

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