Abstract: The present invention describes a dual suspension catenary system which includes aspects of both an internal catenary system and an external catenary system. The dual suspension catenary system of the present invention retains and expands upon the advantages of the internal and external catenary systems, such as larger payload suspension and envelope integrity while decreasing the disadvantages (e.g., envelope breach and aesthetics).
Type:
Grant
Filed:
October 8, 1999
Date of Patent:
September 18, 2001
Assignee:
Airship Management Services, Inc.
Inventors:
John Hankinson, John Bewley, Richard Hankinson, George Spyrou