Patent · US Expired

Sump cover containment assembly

US5085257A · kind A · utility

21Cited by
5References
7Claims
0Family size

Inventor

Key dates

Filing dateApr 17, 1990
Grant dateFeb 4, 1992
Priority date
Expiry dateApr 17, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/6991
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A sump cover containment assembly is provided for use with containment sumps utilized with underground fluid holding tanks having a sump cover with an access hole therein, a frame which communicates with the containment sump to which the sump cover is attached and a sump shield positioned between the containment sump and the frame and having a hole which communicates with the interior of the containment sump as well as with the sump cover access hole.

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