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How to Build a Storm-Door Pneumatic Cylinder. By Benjamin Kidd. Credit to http://wolfstone.halloweenhost.com/Welcome/Welcome.html for the idea. Tool List. Phillips Screwdriver Epoxy Dispenser Round File Hack Saw Clamp Drill Bits Drill. Materials.
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How to Build a Storm-Door Pneumatic Cylinder By Benjamin Kidd Credit to http://wolfstone.halloweenhost.com/Welcome/Welcome.html for the idea ENGR-162/12 – Benjamin W. Kidd
Tool List • Phillips Screwdriver • Epoxy Dispenser • Round File • Hack Saw • Clamp • Drill Bits • Drill ENGR-162/12 – Benjamin W. Kidd
Materials Pneumatic Door Closer - Available at Lowe’s for $8 (Note that these type of closers typically require about 30 to 35 PSI to extend the piston fully. Be sure to obtain epoxy and pneumatic components rated above this pressure.) ENGR-162/12 – Benjamin W. Kidd
Step 1: Remove End-screw ENGR-162/12 – Benjamin W. Kidd
Step 2: Extend Piston • Use “propping-clip” to hold piston extended by 2” to 3”. • Keeps piston head out of harms way during drilling, gluing, etc. ENGR-162/12 – Benjamin W. Kidd
Step 3: Secure Cylinder ENGR-162/12 – Benjamin W. Kidd
Step 4: Cut Off 2nd Hinge Point ENGR-162/12 – Benjamin W. Kidd
Step 5: Drill Out Air Inlet ENGR-162/12 – Benjamin W. Kidd
Modified Connector ¼” NPT Male-to-hose-barb Step 6: Prepare Air Connector ENGR-162/12 – Benjamin W. Kidd
Secure Connector Cut 3 Barb sections off the connector. Step 7: Prepare Air Connector ENGR-162/12 – Benjamin W. Kidd
Step 7: Continued (C) File any burs or sharp edges off. Finished connector ENGR-162/12 – Benjamin W. Kidd
Step 8: Epoxy in NPT connector • Evenly coat the connector barbs in epoxy • Push connector into air inlet and turn to spread epoxy evenly • Hold in place for 5 minutes ENGR-162/12 – Benjamin W. Kidd