Mechanical guns and projectors – Fluid pressure – With control for discharge of fluid pressure
Reexamination Certificate
2008-11-14
2010-11-23
Chambers, Troy (Department: 3641)
Mechanical guns and projectors
Fluid pressure
With control for discharge of fluid pressure
C124S031000, C124S039000, C124S080000, C124S069000
Reexamination Certificate
active
07836872
ABSTRACT:
A pneumatic toy gun with a hammer assembly disposed inside a barrel is provided. The hammer assembly includes a first hammer and a second hammer, wherein the first hammer is disposed in front of the second hammer and the second hammer includes a notch. A first elastic element pushes the rear end of the first hammer and a second elastic element pushes the rear end of the second hammer. A first tackling block is disposed below the hammer assembly and rotatable around the pivot. The rear end of the first tackling block is stuck into the notch of the second hammer. A second tackling block is disposed adjacent to the first tackling block and includes a trough allowing the pivot to be disposed in. The rear end of the second tackling block is stuck into the notch of the second hammer. A third elastic element pushes the underneath of the rear half portion of the first tackling block. A fourth elastic element pushes the underneath of the rear half portion of the second tackling block. A rotor is disposed in front of the first tackling block. A switch includes a hook and a flange. The switch can be changed between a mode of repeater and a mode of single-shoot.
REFERENCES:
patent: 5257614 (1993-11-01), Sullivan
patent: 5634456 (1997-06-01), Perrone
patent: 5771875 (1998-06-01), Sullivan
patent: 6766795 (2004-07-01), Sullivan
patent: 2006/0124118 (2006-06-01), Dobbins
patent: 2007/0028909 (2007-02-01), Wood
Chambers Troy
McGinn IP Law Group PLLC
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