Patent · US Expired

Filtering system

US4654142A · kind A · utility

60Cited by
6References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 18, 1985
Grant dateMar 31, 1987
Priority date
Expiry dateNov 18, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC02F2201/006
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A filtering system for water treatment including a head member having fluid inlet and outlet ports, a bracket member adapted to be secured to stationary support means, the head member being secured to the bracket member, a disposable filter cartridge closed at one end and being equipped at its other end with a closure member, the closure member having inlet and outlet passages formed therein to communicate with the interior of said filter cartridge, the closure member portion of the filter cartridge being insertable into the head member, its inlet and outlet passages formed so as to communicate with the inlet and outlet ports in the head member, and coacting locking means formed on the head member and the bracket member to secure the filter cartridge in place during operation of the filter system and also permit easy insertion of the closure member into and withdrawal of the closure member from the head member.

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