B - Operations – Transporting – 64 – B
Patent
B - Operations, Transporting
64
B
244/28, 116/72
B64B 1/50 (2006.01) B64B 1/58 (2006.01)
Patent
CA 1289016
ABSTRACT A position indicating device (10) including a capsule (11) of lighter-than-air gas, a balloon envelope (13) and a connection and release assembly (12) securing the balloon envelope (13) to the capsule (11). The connection and release assembly (12) includes an actuator (29) which may be rotated to cause the capsule (11) to be pierced and permit gas to escape into the balloon envelope (13) and a release pin (46) to release the balloon envelope (13) when inflated. The height of elevation of the balloon envelope (13) is governed by a tether (21).
506593
Ridout & Maybee Llp
Walker Kevin J.
LandOfFree
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