Patent · US Expired

Corrugated plastic flange protective cover

US5435350A · kind A · utility

5Cited by
17References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 27, 1994
Grant dateJul 25, 1995
Priority date
Expiry dateMay 27, 2014

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D59/06
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A flange protector is made from a lightweight and inexpensive corrugated plastic material having good resistance to impact, weathering and fading. The protector has a double-walled corrugated construction. Circular end walls are connected with interior wall members that serve as impact resistant spring members and define a plurality of air channels.

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