{"product_id":"1935-englehart-water-sprinkler-patent-t-shirt-original-rain-bird-era-design","title":"1935 Englehart Water Sprinkler Patent T-Shirt — Original Rain Bird Era Design","description":"Before smart controllers, WiFi timers, and cloud-connected irrigation, there was the mechanical genius of the original impact sprinkler.\u003cbr\u003e\n\u003cbr\u003e\nThis shirt features a clean white-ink rendering inspired by Orton H. Englehart’s 1935 Water Sprinkler patent — Patent No. 1,997,901, filed December 18, 1933 and patented April 16, 1935. The drawing captures the side sectional view of Englehart’s slow-rotation sprinkler design, a mechanical breakthrough built around step-by-step movement, spring tension, water pressure, and repeated impact.\u003cbr\u003e\n\u003cbr\u003e\nIn the patent, Englehart described a sprinkler designed for orchards, gardens, golf courses, lawns, and similar landscapes. His goal was simple but important: create a practical, relatively inexpensive sprinkler that could slowly rotate and distribute water over a broad area.\u003cbr\u003e\n\u003cbr\u003e\nThe design used water from the nozzle itself to move an oscillating arm. As the jet struck a vane, the arm swung away, then a torsion spring returned it so it could strike the sprinkler body and advance it one small step at a time. That repeating action created the slow rotary movement that helped define the modern impact sprinkler.\u003cbr\u003e\n\u003cbr\u003e\nPrinted as white patent-style artwork on a transparent-background design, this shirt is made for irrigation pros, sprinkler nerds, landscape contractors, and anyone who appreciates the engineering roots of modern water management.\u003cbr\u003e\n\u003cbr\u003e\nA tribute to the mechanical idea that helped change irrigation forever.\u003cbr\u003e\n\u003cbr\u003e\nThis product is made especially for you as soon as you place an order, which is why it takes us a bit longer to deliver it to you. Making products on demand instead of in bulk helps reduce overproduction, so thank you for making thoughtful purchasing decisions!","brand":"Sprinkler Supply Store","offers":[{"title":"Black Heather \/ XS","offer_id":52909690454325,"sku":"2040708_9575","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Black Heather \/ S","offer_id":52909690487093,"sku":"2040708_8923","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Black Heather \/ M","offer_id":52909690519861,"sku":"2040708_8924","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Black Heather \/ L","offer_id":52909690552629,"sku":"2040708_8925","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Black Heather \/ XL","offer_id":52909690585397,"sku":"2040708_8926","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Black Heather \/ 2XL","offer_id":52909690618165,"sku":"2040708_8927","price":29.0,"currency_code":"USD","in_stock":true},{"title":"Black Heather \/ 3XL","offer_id":52909690650933,"sku":"2040708_8928","price":31.5,"currency_code":"USD","in_stock":true},{"title":"True Royal \/ S","offer_id":52909690683701,"sku":"2040708_4171","price":25.5,"currency_code":"USD","in_stock":true},{"title":"True Royal \/ M","offer_id":52909690716469,"sku":"2040708_4172","price":25.5,"currency_code":"USD","in_stock":true},{"title":"True Royal \/ L","offer_id":52909690749237,"sku":"2040708_4173","price":25.5,"currency_code":"USD","in_stock":true},{"title":"True Royal \/ XL","offer_id":52909690782005,"sku":"2040708_4174","price":25.5,"currency_code":"USD","in_stock":true},{"title":"True Royal \/ 2XL","offer_id":52909690814773,"sku":"2040708_4175","price":29.0,"currency_code":"USD","in_stock":true},{"title":"True Royal \/ 3XL","offer_id":52909690847541,"sku":"2040708_5307","price":31.5,"currency_code":"USD","in_stock":true},{"title":"Dark Grey Heather \/ XS","offer_id":52909690880309,"sku":"2040708_9564","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Dark Grey Heather \/ S","offer_id":52909690913077,"sku":"2040708_8460","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Dark Grey Heather \/ M","offer_id":52909690945845,"sku":"2040708_8461","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Dark Grey Heather \/ L","offer_id":52909690978613,"sku":"2040708_8462","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Dark Grey Heather \/ XL","offer_id":52909691011381,"sku":"2040708_8463","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Dark Grey Heather \/ 2XL","offer_id":52909691044149,"sku":"2040708_8464","price":29.0,"currency_code":"USD","in_stock":true},{"title":"Dark Grey Heather \/ 3XL","offer_id":52909691076917,"sku":"2040708_8465","price":31.5,"currency_code":"USD","in_stock":true},{"title":"Heather Grass Green \/ XS","offer_id":52909691109685,"sku":"2040708_24344","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Heather Grass Green \/ S","offer_id":52909691142453,"sku":"2040708_24345","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Heather Grass Green \/ M","offer_id":52909691175221,"sku":"2040708_24346","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Heather Grass Green \/ L","offer_id":52909691207989,"sku":"2040708_24347","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Heather Grass Green \/ XL","offer_id":52909691240757,"sku":"2040708_24348","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Heather Grass Green \/ 2XL","offer_id":52909691273525,"sku":"2040708_24349","price":29.0,"currency_code":"USD","in_stock":true},{"title":"Heather Grass Green \/ 3XL","offer_id":52909691306293,"sku":"2040708_24350","price":31.5,"currency_code":"USD","in_stock":true},{"title":"Heather True Royal \/ S","offer_id":52909691339061,"sku":"2040708_8530","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Heather True Royal \/ M","offer_id":52909691371829,"sku":"2040708_8531","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Heather True Royal \/ L","offer_id":52909691404597,"sku":"2040708_8532","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Heather True Royal \/ XL","offer_id":52909691437365,"sku":"2040708_8533","price":25.5,"currency_code":"USD","in_stock":true},{"title":"Heather True Royal \/ 2XL","offer_id":52909691470133,"sku":"2040708_8534","price":29.0,"currency_code":"USD","in_stock":true},{"title":"Heather True Royal \/ 3XL","offer_id":52909691502901,"sku":"2040708_8535","price":31.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/files\/unisex-staple-t-shirt-black-heather-back-6a0f279e686c9.jpg?v=1779378109","url":"https:\/\/www.sprinklersupplystore.com\/products\/1935-englehart-water-sprinkler-patent-t-shirt-original-rain-bird-era-design","provider":"Sprinkler Supply Store","version":"1.0","type":"link"}