| 摘要 |
One advantageous embodiment of the claimed invention is an air cylinder ( 12 ) for a pneumatic fan drive system ( 10 ). The air cylinder ( 12 ) is comprised of a single-piece stamping, which is utilized for covering a piston ( 22 ) of the pneumatic fan drive system ( 10 ). This single-piece stamping has an e-coating ( 40 ) applied thereon for improving a surface finish of the single-piece stamping and inhibiting corrosion of said single-piece stamping.
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