Underwater gun comprising a barrel adapter including a...

Details Underwater gun comprising a barrel adapter including a... Underwater gun comprising a barrel adapter including a...

2008-06-30

2011-10-25

Eldred, J. Woodrow (Department: 3641)

Firearms

Underwater type

C089S005000, C089S031000, C114S316000

Reexamination Certificate

active

08042295

ABSTRACT:
An apparatus and method for sealing the barrel of an underwater gun between firings is disclosed. The apparatus comprises an adapter that attaches to the barrel and includes a physical adaptation that is capable of sealing the barrel. In some embodiments, the physical adaptation is actuated to un-seal the barrel via combustion gases from firing of a round.

REFERENCES:
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patent: 6701819 (2004-03-01), Williams et al.
patent: 7237353 (2007-07-01), Beauchamp et al.
patent: 7681352 (2010-03-01), Fu et al.
patent: 7832134 (2010-11-01), Fu et al.

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