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Collapsible high gain antennaA lightweight small high gain antenna which is capable of being packaged in a collapsed form and automatically expanded when in use is described. The antenna includes a cylindrical housing having a rod with a piston adjacent to one end extending through it. Attached to the outer end of the rod in a normally collapsed state is a helical wire coil. When the gas producing means is activated the piston and rod are shifted outwardly to expand the wire coil. A latch is provided for holding the helical coil in the expanded position.
Document ID
19730017390
Acquisition Source
Legacy CDMS
Document Type
Other - Patent
Authors
Cribb, H. E. (NASA John F. Kennedy Space Center Cocoa Beach, FL, United States)
Date Acquired
September 2, 2013
Publication Date
June 5, 1973
Subject Category
Communications
Report/Patent Number
Patent Number: NASA-CASE-KSC-10392
Patent Application Number: US-PATENT-APPL-SN-181024
Patent Number: US-PATENT-3,737,912
Accession Number
73N26117
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
NASA-CASE-KSC-10392|US-PATENT-3,737,912
Patent Application
US-PATENT-APPL-SN-181024

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