CPC B25C 1/043 (2013.01) [B25C 1/047 (2013.01)] | 12 Claims |
1. A fastener driver comprising:
a housing having a handle portion and a cylinder support portion;
an outer cylinder at least partially received in the cylinder support portion, the outer cylinder defining a storage chamber configured to be filled with pressurized gas;
an inner cylinder positioned within the outer cylinder, the inner cylinder being in communication with the pressurized gas within the storage chamber;
a moveable piston positioned within the inner cylinder;
a driver blade attached to the piston and movable therewith between a top-dead-center position and a bottom-dead-center position along a drive axis; and
a frame integrally formed with the outer cylinder as a single piece, the frame having a lifter housing portion configured to support a lifter assembly operable to move the driver blade from the bottom-dead-center position toward the top-dead-center position.
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