Patent · US Expired

Auxiliary power unit using compressed air

US6327858A · kind A · utility

53Cited by
5References
12Claims
0Family size

Inventors

Key dates

Filing dateJan 25, 2001
Grant dateDec 11, 2001
Priority date
Expiry dateJan 25, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K7/1815
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

The invention concerns an auxiliary power unit using compressed air for energy and equipped with a motor alternator driving, or being driven by a motor compressor with compressed air which compresses air under high pressure in a high pressure storage tank and which when there is a power cut automatically drives the motor compressor in alternating mode to supply electricity. The invention is applicable to fixed or mobile auxiliary power units.

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