Patent · US Expired

Drip berm

US5928751A · kind A · utility

8Cited by
11References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 9, 1998
Grant dateJul 27, 1999
Priority date
Expiry dateJul 9, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24314
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A flexible lightweight drip berm comprising a pillow having an inner area which receives a hydrocarbon absorbing pad. A opening in the upper surface allows access to the pad and inner area. A retractable screen secures and protects the pad while allowing entry of hydrocarbon material. A lower pocket is provided to retain weighted material when necessary.

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