Patent · US Expired

Polyurethane deicer

US5544845A · kind A · utility

20Cited by
29References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 7, 1995
Grant dateAug 13, 1996
Priority date
Expiry dateMar 7, 2015

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB64D15/16
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

An improved ice protection apparatus 8 includes a top polyurethane layer 10, an active layer 12, and a base layer 14 cured together into a unitary matrix, wherein the base layer is either polyurethane or chloroprene. The active layer may be either a thermal ice protector, a pneumatic ice protector, or an electro magnetic protection apparatus.

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