Appeal No. 95-2533
Application No. 08/018,125
1. In combination with a launcher having a barrel bore
through which a projectile is displaced by propellant forces,
obturator means disposed within the barrel bore for sealing gas
passages between the barrel bore and the projectile during
launch, said obturator means including interfacing means for
transmitting the propellant forces to the projectile, a body of
shock-absorbing fluid within the barrel bore and flexible barrier
means having a non-porous wall portion isolating the body of
shock-absorbing fluid and undergoing gas sealing deformation into
contact with the barrel bore in response to transfer of the
propellant forces by said interfacing means through the body of
shock-absorbing fluid during said launch.
The references relied on by the examiner are:3
Ashton 634,101 Oct. 3, 1899
Lainé 580,461 Nov. 7, 1924
(French Patent)
Talobre 349,902 Dec. 15, 1960
(Swiss Patent)
Claims 1, 2, 4, 12 and 15 stand rejected under 35 U.S.C.
§ 103 as being unpatentable over Ashton in view of the French
patent.
Claims 1, 2, 12, 15 and 16 stand rejected under 35 U.S.C.
§ 103 as being unpatentable over Ashton in view of the Swiss
patent.
3Copies of translations of the French and Swiss patents
have previously been provided to the appellant (see Paper No.
18).
3
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