{"id":242,"date":"2017-06-07T12:42:41","date_gmt":"2017-06-07T11:42:41","guid":{"rendered":"http:\/\/metaltype.co.uk\/wpress\/?page_id=242"},"modified":"2023-01-28T10:10:13","modified_gmt":"2023-01-28T09:10:13","slug":"solar-powered-printing-press","status":"publish","type":"page","link":"https:\/\/metaltype.co.uk\/wpress\/solar-powered-printing-press\/","title":{"rendered":"Solar Powered Printing Press"},"content":{"rendered":"<p>Many thanks to Terry Foster for sending in this picture and article he found in a book called &#8220;Victorian Inventions.&#8221;<\/p>\n<figure style=\"width: 450px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/www.metaltype.co.uk\/photos\/images\/92.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"http:\/\/www.metaltype.co.uk\/photos\/images\/92.jpg\" alt=\"Solar Powered Press\" width=\"450\" height=\"292\" \/><\/a><figcaption class=\"wp-caption-text\">Printing press driven by the heat rays of the sun.<\/figcaption><\/figure>\n<p>Recently, on 6th August 1882, Monsieur Abel Pifre, a French Engineer, demonstrated the solar engine invented by him at a meeting of the Union Francaise de la Jeunesse held at the Jardin des Tuileries in Paris.<\/p>\n<p>It consists of a concave mirror 3.5 metres in diameter, in the focus of which there is placed a cylindrical steam boiler equipped with a safety valve. The steam generated by the reflected sun-rays actuates a small vertical engine of 2\/5 horse power driving a Marioni type printing-press.<\/p>\n<p>Although the sun lacked power and the sky was frequently overcast, the press operated continuously from 1.00 pm to 5.30 pm turning out an average of five hundred copies per hour of a journal which was especially made up for the occasion and appropriately called Soleil-Journal.<\/p>\n<p>Previously Pifre had demonstrated that 50 litres of water could be brought to boil in less than 50 minutes, after which the pressure of the steam increased 1 atmosphere every eight minutes. There is little doubt that such a solar engine will be a boon to the population of hot areas which so often suffer from a shortage of fuel.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Many thanks to Terry Foster for sending in this picture and article he found in a book called &#8220;Victorian Inventions.&#8221; Recently, on 6th August 1882, Monsieur Abel Pifre, a French Engineer, demonstrated the solar engine invented by him at a meeting of the Union Francaise de la Jeunesse held at the Jardin des Tuileries in &hellip; <a href=\"https:\/\/metaltype.co.uk\/wpress\/solar-powered-printing-press\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Solar Powered Printing Press&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[7,18],"tags":[],"class_list":["post-242","page","type-page","status-publish","hentry","category-historic","category-presses"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Solar Powered Printing Press - Metal Type<\/title>\n<meta name=\"description\" content=\"Picture and contemporary account of a solar powered printing press demonstrated by Monsieur Abel Pifre in 1882\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/metaltype.co.uk\/wpress\/solar-powered-printing-press\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Solar Powered Printing Press - Metal Type\" \/>\n<meta property=\"og:description\" content=\"Picture and contemporary account of a solar powered printing press demonstrated by Monsieur Abel Pifre in 1882\" \/>\n<meta property=\"og:url\" content=\"https:\/\/metaltype.co.uk\/wpress\/solar-powered-printing-press\/\" \/>\n<meta property=\"og:site_name\" content=\"Metal Type\" \/>\n<meta property=\"article:modified_time\" content=\"2023-01-28T09:10:13+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/www.metaltype.co.uk\/photos\/images\/92.jpg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@MTPrinting\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/metaltype.co.uk\\\/wpress\\\/solar-powered-printing-press\\\/\",\"url\":\"https:\\\/\\\/metaltype.co.uk\\\/wpress\\\/solar-powered-printing-press\\\/\",\"name\":\"Solar Powered Printing Press - Metal Type\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/metaltype.co.uk\\\/wpress\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/metaltype.co.uk\\\/wpress\\\/solar-powered-printing-press\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/metaltype.co.uk\\\/wpress\\\/solar-powered-printing-press\\\/#primaryimage\"},\"thumbnailUrl\":\"http:\\\/\\\/www.metaltype.co.uk\\\/photos\\\/images\\\/92.jpg\",\"datePublished\":\"2017-06-07T11:42:41+00:00\",\"dateModified\":\"2023-01-28T09:10:13+00:00\",\"description\":\"Picture and contemporary account of a solar powered printing press demonstrated by Monsieur Abel Pifre in 1882\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/metaltype.co.uk\\\/wpress\\\/solar-powered-printing-press\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/metaltype.co.uk\\\/wpress\\\/solar-powered-printing-press\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/metaltype.co.uk\\\/wpress\\\/solar-powered-printing-press\\\/#primaryimage\",\"url\":\"http:\\\/\\\/www.metaltype.co.uk\\\/photos\\\/images\\\/92.jpg\",\"contentUrl\":\"http:\\\/\\\/www.metaltype.co.uk\\\/photos\\\/images\\\/92.jpg\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/metaltype.co.uk\\\/wpress\\\/solar-powered-printing-press\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/metaltype.co.uk\\\/wpress\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Solar Powered Printing Press\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/metaltype.co.uk\\\/wpress\\\/#website\",\"url\":\"https:\\\/\\\/metaltype.co.uk\\\/wpress\\\/\",\"name\":\"Metal Type\",\"description\":\"Yesterday\u2019s Technology . . . 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