Patent · US Expired

Drain Gasket

US6739597B2 · kind B2 · utility

8Cited by
26References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 16, 2001
Grant dateMay 25, 2004
Priority date
Expiry dateNov 16, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02G9/06
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A seal for a drain that includes a seal body having an annular portion and an integral disk portion. An outer sealing surface and inner sealing surface are defined on the annular portion. A handle extends from a first surface of the disk portion. The disk portion defines at least one scribe line adapted to facilitate removal of the disk portion from the annular portion when a pulling force is applied to the handle.

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