{"product_id":"moc-57096-vertical-pneumatic-engine-building-blocks-1","title":"MOC-57096 Vertical Pneumatic Engine Building Blocks","description":"\u003cp dir=\"auto\"\u003eExplore the mechanics of compressed-air power with the \u003cstrong\u003eMOC-57096 Vertical Pneumatic Engine Building Blocks\u003c\/strong\u003e. Designed and authorized by \u003cstrong\u003eNico71\u003c\/strong\u003e, this \u003cstrong\u003e368-piece\u003c\/strong\u003e model uses a single pneumatic cylinder, crankshaft, flywheel, and automatic valve-switching mechanism to create a smooth-running vertical engine powered entirely by air.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eMeasuring approximately \u003cstrong\u003e17 × 12 × 23.5 cm\u003c\/strong\u003e, the finished model combines visible mechanical motion with a distinctive steampunk-inspired appearance. Two manual air pumps provide the pressure needed to operate the engine, allowing the piston, crankshaft, valve mechanism, and flywheel to work together without an electric drive motor.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eSingle-Cylinder Pneumatic Engine\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eA single pneumatic cylinder drives the crankshaft, converting compressed-air pressure into continuous rotational motion.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eLarge Flywheel with 5:1 Gear Ratio\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe crankshaft drives the large flywheel through a \u003cstrong\u003e5:1 gear ratio\u003c\/strong\u003e. The flywheel stores rotational inertia and helps carry the mechanism smoothly through the valve system’s dead point.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eAutomatic Valve Switching\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eA secondary crank operates the pneumatic switch through a sliding connecting-rod mechanism, automatically controlling the airflow as the engine rotates.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eSmooth Mechanical Operation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe extended movement of the valve linkage helps minimize the time spent at the switch dead point, allowing the engine to run more consistently and smoothly.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eUp to Approximately 100 RPM\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eWhen supplied with sufficient airflow, the pneumatic engine can reach a maximum operating speed of approximately \u003cstrong\u003e100 revolutions per minute\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eTwo Manual Air Pumps Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe configuration includes \u003cstrong\u003etwo hand-operated pneumatic pumps\u003c\/strong\u003e, providing a simple mechanical air source for running the engine without requiring a battery-powered drivetrain.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eNo Pneumatic Part Modification Required\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe mechanism was specifically designed to work with standard, unmodified pneumatic cylinders and switches, including relatively stiff switches, while maintaining reliable operation.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eSteampunk-Inspired Mechanical Display\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe upright cylinder, exposed gears, large flywheel, pneumatic tubing, and visible linkage mechanism create a distinctive industrial appearance that makes the working mechanism part of the display.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eFrom the Designer\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eNico71 created \u003cstrong\u003eMOC-57096\u003c\/strong\u003e as a simple and reliable vertical pneumatic engine that could operate without modifying its pneumatic components.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe design uses flywheel inertia and a sliding valve-linkage mechanism to overcome the airflow dead point, allowing the engine to run smoothly while clearly demonstrating how pneumatic pressure is converted into mechanical motion.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eA Compact Functional Engineering Model\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eWith \u003cstrong\u003e368 pieces\u003c\/strong\u003e, visible pneumatic operation, automatic valve timing, and a distinctive vertical layout, this model offers an engaging building experience for engineering enthusiasts, pneumatic-system fans, and collectors of functional mechanical models.\u003c\/p\u003e","brand":"LesDiy","offers":[{"title":"Default Title","offer_id":49380484448430,"sku":"3752018","price":53.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0063\/2232\/3545\/files\/d16c8628-cb9c-49e7-8b4a-b5b120e562a9.jpg?v=1789713316","url":"https:\/\/www.lesdiy.com\/products\/moc-57096-vertical-pneumatic-engine-building-blocks-1","provider":"LesDiy","version":"1.0","type":"link"}