Ammunition and explosives – Igniting devices and systems – Electrical primer or ignitor
Reexamination Certificate
2007-05-11
2011-12-13
Carone, Michael (Department: 3641)
Ammunition and explosives
Igniting devices and systems
Electrical primer or ignitor
C102S202500, C102S202900, C102S530000
Reexamination Certificate
active
08074571
ABSTRACT:
An apparatus including and igniter comprises:an igniter,an igniter collar for fixing the igniter,a cylindrical housing forming an outer shell,the igniter collar and the cylindrical housing being assembled by laminating a wall surface at one end of the igniter collar to a wall surface at one end of the cylindrical housing in the thickness direction, and being fixed to each other by crimping from the outside the laminated part thereof, wherein igniter collar and the cylindrical housing are laminated,an outer diameter of the laminated part being within ±10% of a reference outer diameter when an outer diameter of at least one of the igniter collar and cylindrical housing is the reference outer diameter,a thickness (h2) of an inner layer in the crimped laminated part being 1.5 times or more than a crimping depth (h1).
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Hirooka Masato
Yabuta Mikio
Birch & Stewart Kolasch & Birch, LLP
Carone Michael
Daicel Chemical Industries Ltd.
Troy Daniel
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