{"id":553,"date":"2006-08-19T14:00:00","date_gmt":"2006-08-19T18:00:00","guid":{"rendered":"https:\/\/blogs.solidworks.com\/teacher\/designing_and_a"},"modified":"2013-07-31T08:43:12","modified_gmt":"2013-07-31T08:43:12","slug":"designing_and_a","status":"publish","type":"post","link":"https:\/\/blogs.solidworks.com\/teacher\/2006\/08\/designing_and_a.html","title":{"rendered":"Designing and Analzying a Trebuchet Throwing Arm"},"content":{"rendered":"<p class=\"MsoNormal\" style=\"MARGIN: 0pt\"><span style=\"FONT-SIZE: 11pt; FONT-FAMILY: Arial\"><a onclick=\"window.open(this.href, &#039;_blank&#039;, &#039;width=100,height=99,scrollbars=no,resizable=no,toolbar=no,directories=no,location=no,menubar=no,status=no,left=0,top=0&#039;); return false\" href=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/3\/stress1.jpg\"><\/a><a onclick=\"window.open(this.href, &#039;_blank&#039;, &#039;width=100,height=83,scrollbars=no,resizable=no,toolbar=no,directories=no,location=no,menubar=no,status=no,left=0,top=0&#039;); return false\" href=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/3\/trebuchetarm1.jpg\"><img loading=\"lazy\" decoding=\"async\" title=\"Trebuchetarm\" height=\"83\" alt=\"Trebuchetarm\" src=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/3\/trebuchetarm1.jpg\" width=\"100\" border=\"0\" style=\"FLOAT: left; MARGIN: 0px 5px 5px 0px\" \/><\/a>&nbsp; This lesson defines the following STEM concepts: <span style=\"FONT-SIZE: 11pt; FONT-FAMILY: Arial; mso-bidi-font-family: Sendnya\">Physics Concepts of the fulcrum design (examples &#8211; pivot point, counter weight and projectile weight), <\/span>Engineering \u2013 Material strength and elasticity.<span style=\"mso-spacerun: yes\">&nbsp; <\/span>Design concepts and problem solving, <span style=\"FONT-SIZE: 11pt; FONT-FAMILY: Arial; mso-bidi-font-family: Sendnya\">Math \u2013 Geometrical design and computation for the pivot point selection on the throwing arm, and <\/span><span style=\"FONT-SIZE: 11pt; FONT-FAMILY: Arial; mso-bidi-font-family: Sendnya\">Technology \u2013 The use of machines and materials to construct the throwing arm and the trebuchet.&nbsp; Contributed by Paul Duplessis.<\/span><\/span><\/p>\n<p class=\"MsoNormal\" style=\"MARGIN: 0pt\">\n<p class=\"MsoNormal\" style=\"MARGIN: 0pt\">\n<p><span style=\"color: #ff9900;\"><strong>Lesson Plan:<\/strong> <a href=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/3\/trebuchet_arm_2.doc\">trebuchet_arm_2<\/a> <\/span><\/p>\n<p class=\"MsoNormal\"><span style=\"color: #ff9900;\"><strong><a onclick=\"window.open(this.href, &#039;_blank&#039;, &#039;width=22,height=18,scrollbars=no,resizable=no,toolbar=no,directories=no,location=no,menubar=no,status=no,left=0,top=0&#039;); return false\" href=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/3\/part0icon1.jpg\"><img decoding=\"async\" title=\"Part0icon\" alt=\"Part0icon\" src=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/3\/part0icon1.jpg\" border=\"0\" style=\"FLOAT: left; MARGIN: 0px 5px 5px 0px; WIDTH: 28px; HEIGHT: 21px\" \/><\/a> Sample Parts:<a href=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/3\/treb_arm_the_one.zip\">treb_arm_the_one.zip<\/a> <\/strong><\/span>&nbsp; <a href=\"https:\/\/blogs.solidworks.com\/teacher\/files\/aw_hook.SLDPRT\"><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; This lesson defines the following STEM concepts: Physics Concepts of the fulcrum design (examples &#8211; pivot point, counter weight and projectile weight), Engineering \u2013 Material strength and elasticity.&nbsp; Design concepts and problem solving, Math \u2013 Geometrical design and computation<\/p>\n... <a href=\"https:\/\/blogs.solidworks.com\/teacher\/2006\/08\/designing_and_a.html\">Continued<\/a>","protected":false},"author":84,"featured_media":2822,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[5209],"tags":[],"class_list":["post-553","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-physics-2"],"acf":[],"_links":{"self":[{"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/posts\/553","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/users\/84"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/comments?post=553"}],"version-history":[{"count":7,"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/posts\/553\/revisions"}],"predecessor-version":[{"id":4155,"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/posts\/553\/revisions\/4155"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/media\/2822"}],"wp:attachment":[{"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/media?parent=553"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/categories?post=553"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/tags?post=553"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}