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Gadget Freak Case #136: Here's a Jet Engine That Fits in Your Garage
Design News Staff -- Design News, March 9, 2009
While working on a project for a television program, several-times-over Gadget Freak John Tindall started tinkering with a pulsejet engine. Pulsejet engines were used by the Germans during WWII. The technology was left behind by turbofan jets. But Tindall found the pulsejet well-suited to garage - and Gadget Freak - tinkering. Apparently there is a wide community of hobbyists playing with pulsejets at home. Tindall came up with a cyclonic-valve radial design that makes for smoother airflow. He proved the concept with plastic and aluminum valves - but the gadget backfired and blew up. Next step, a steel model...
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Part Description |
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6" clear acrylic tube x 2'6' |
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2" clear acrylic tube x 4'6" |
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4 x 1 ½" x 1 ¾" 22-gauge aluminum sheet |
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8 x # 8 x ½ " machine screw and nuts |
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#8 tap |
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acrylic cement |
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¼ - 20 x 10" threaded stock |
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4 ¼ - 20 nuts |
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12" x ½" copper pipe with end cap and fittings |
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20' pressure hose |
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1 tank propane |
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1 15kv neon sign transformer |
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What is the measured continuous thrust?
Rojo - 2009-18-3 02:16:47 EDT
