Drone landing bag
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United States of America Patent
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-
Jun 3, 1980
Grant Date -
N/A
app pub date -
Nov 28, 1978
filing date -
Nov 28, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An inflatable landing bag having a valve for release of the inflating fluid from the landing bag as the pressure of the inflating fluid of the landing bag rises above a given level, such valve including a sleeve comprised at least in part of a woven stretch fabric having interstitially variable inflating fluid porosity such as to control release of inflating fluid from the landing bag.
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