Patent · US Active

Rigid piston retrofit for a diaphragm flush valve

US9481988B2 · kind B2 · utility

0Cited by
37References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 20, 2015
Grant dateNov 1, 2016
Priority date
Expiry dateNov 20, 2035

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49407
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A rigid piston assembly for use in a conventional flush valve includes a rigid piston configured to fixedly engage within the valve body. The present invention is also directed to a flush valve for a plumbing fixture as well as a method of retrofitting a rigid piston into a diaphragm flush valve body.

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