The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 28, 2000
Filed:
Mar. 06, 1999
Michael E Carter, Torrance, CA (US);
Ronald E Crabtree, Sun Lakes, AZ (US);
Terrence P Emerson, Hermosa Beach, CA (US);
Arturo Moreno, Long Beach, CA (US);
Terry Morris, Garden Grove, CA (US);
Raymond Rapozo, Anaheim, CA (US);
Marshall Saville, Torrance, CA (US);
AlliedSignal Inc., Morristown, NJ (US);
Abstract
A two-spool air cycle machine includes a high pressure cooling turbine section; a low pressure cooling turbine section; and first and second shafts that are concentrically arranged and that are independently rotatable with respect to one another. A turbine wheel of the high pressure turbine section is secured to the first shaft, and a turbine wheel of the second turbine section is secured to the second shaft. Such an air cycle machine may be used a variety of different aircraft environmental control systems.