| 摘要 |
<p>A pneumatic car trunk opener has an electric compressor, an air tank, a regulator, three way solenoids to control air flow, and a pneumatic piston. The pneumatic piston is fed air via a hose from an air exit porthole and when the piston is retracted, it pulls on an attachment bracket which opens a lid and when it is proracted, it pushes on the attachment bracket which closes the lid.</p> |
