{"version": "1.0", "type": "rich", "title": "How the Geneva Drive (the mechanical step that makes the second hand on a clock work by turning constant rotation into...", "author_name": "kontextmaschine", "author_url": "https://kontextmaschine.com", "provider_name": "kontextmaschine", "provider_url": "https://kontextmaschine.com", "url": "https://kontextmaschine.com/post/66134568437/", "html": "<p><a class=\"tumblr_blog\" href=\"http://cutlerish.tumblr.com/post/66025912485/thelynnfiles-logically-devonian-how-the\" target=\"_blank\">cutlerish</a>:</p>\n<blockquote>\n<p><a class=\"tumblr_blog\" href=\"http://thelynnfiles.tumblr.com/post/66024531528/logically-devonian-how-the-geneva-drive-the\" target=\"_blank\">thelynnfiles</a>:</p>\n<blockquote>\n<p><a class=\"tumblr_blog\" href=\"http://logically-devonian.tumblr.com/post/65912150863/how-the-geneva-drive-the-mechanical-step-that\" target=\"_blank\">logically-devonian</a>:</p>\n<blockquote>\n<p>How the Geneva Drive (the mechanical step that makes the second hand on a clock work by turning constant rotation into intermittent motion) works.</p>\n</blockquote>\n<p>Oh snap!</p>\n</blockquote>\n<p>As an engineer, this makes me happy.</p>\n</blockquote>\n<img src=\"/media/tumblr_mvpa19q6ee1qcpxxyo1_400_9cc3f487f859.gif\" />", "thumbnail_url": "https://kontextmaschine.com/media/tumblr_mvpa19q6ee1qcpxxyo1_400_9cc3f487f859.gif", "thumbnail_width": 320, "thumbnail_height": 240}