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Pneumatic meat saw

Image Number 4 for United States Patent #4675944.

A pneumatic meat saw including an on-off valve which is actuated to allow air flow to either side of a disk in a shuttle valve. The shuttle valve controls the flow of air to opposite sides of a piston which is operatively connected to a drive shaft which has the saw blade secured thereto. The shuttle valve causes the piston to be reciprocated which in turn causes the saw blade to be reciprocated.

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