{"id":664,"date":"2013-10-12T10:00:20","date_gmt":"2013-10-12T14:00:20","guid":{"rendered":"https:\/\/blogs.solidworks.com\/tech\/?p=664"},"modified":"2024-01-26T11:21:46","modified_gmt":"2024-01-26T16:21:46","slug":"solidworks-part-reviewer-football-helmet","status":"publish","type":"post","link":"https:\/\/blogs.solidworks.com\/tech\/2013\/10\/solidworks-part-reviewer-football-helmet.html","title":{"rendered":"SolidWorks Part Reviewer: Football Helmet"},"content":{"rendered":"<p><strong><a href=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/4\/football.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-665\" src=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/4\/football-300x276.jpg\" alt=\"football\" width=\"300\" height=\"276\" srcset=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/4\/football-300x276.jpg 300w, https:\/\/blog-assets.solidworks.com\/uploads\/sites\/4\/football-120x110.jpg 120w, https:\/\/blog-assets.solidworks.com\/uploads\/sites\/4\/football.jpg 399w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/strong><strong>Football\u00a0Helmet:\u00a0<\/strong>While it would be easier to to use the side profile and bottom profile as direction 1 curves, and the middle profile for direction 2, the result would be a 3-sided surface with bad flow of the UV curves (all of the control points of the NURBS surface converge at the same point and create a singularity. This would prevent the surface from being shelled or offset, a critical step in building a helmet.<\/p>\n<p>Instead, a sketch consisting of a partial ellipse is used to provide a 4th side for the surface. As a general rule, all lofts and boundary surfaces should be 4 sided. Use the fill surface for everything else.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Download<\/strong>:<a href=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/4\/Parts-Assembly-Face-Shield-Front-Fascia-Wire-Face-Shield-Screw.zip\">Individual Parts<\/a><br \/>\n<strong>Complexity<\/strong>: Moderate<br \/>\n<strong>Features used<\/strong>: Tangency, Flatten, Pattern<\/p>\n<p style=\"line-height: 15.0pt; margin: 0in 0in 7.5pt 0in;\"><span style=\"font-size: 10.5pt; font-family: 'Helvetica','sans-serif'; color: #333333;\">View all the Part Reviewer Tutorials<span class=\"apple-converted-space\">\u00a0<\/span><a style=\"box-sizing: border-box;\" href=\"https:\/\/www.3dcontentcentral.com\/parts\/supplier\/SOLIDWORKS-Part-Reviewer.aspx\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #428bca; text-decoration: none; text-underline: none;\">here<\/span><\/a>.<\/span><\/p>\n<p style=\"line-height: 15.0pt; box-sizing: border-box; orphans: auto; text-align: start; widows: 1; -webkit-text-stroke-width: 0px; word-spacing: 0px; margin: 0in 0in 7.5pt 0in;\"><b style=\"box-sizing: border-box;\"><span style=\"font-size: 10.5pt; font-family: 'Helvetica','sans-serif'; color: #333333;\">DraftSight Download:\u00a0<\/span><\/b><span style=\"font-size: 10.5pt; font-family: 'Helvetica','sans-serif'; color: #333333;\">In conjunction with DraftSight, Dassault Syst\u00e8mes&#8217; 2D CAD product, the 2D drawing(.dwg) file of the Self Centering Ring\u00a0tutorial\u00a0is now available for download<span class=\"apple-converted-space\"> <a href=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/4\/Complex-Football-Helmet.zip\">here<\/a><\/span>.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Football\u00a0Helmet:\u00a0While it would be easier to to use the side profile and bottom profile as direction 1 curves, and the middle profile for direction 2, the result would be a 3-sided surface with bad flow of the UV curves (all<\/p>\n... <a href=\"https:\/\/blogs.solidworks.com\/tech\/2013\/10\/solidworks-part-reviewer-football-helmet.html\">Continued<\/a>","protected":false},"author":107,"featured_media":665,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[8,539,21,35],"tags":[121,147,42,60,62],"class_list":["post-664","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-community","category-part-reviewer-tutorials","category-solidworks","category-tips-tricks","tag-complex","tag-football-helmet","tag-part-reviewer","tag-tech-tip","tag-technical-tips"],"acf":[],"_links":{"self":[{"href":"https:\/\/blogs.solidworks.com\/tech\/wp-json\/wp\/v2\/posts\/664","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.solidworks.com\/tech\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.solidworks.com\/tech\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.solidworks.com\/tech\/wp-json\/wp\/v2\/users\/107"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.solidworks.com\/tech\/wp-json\/wp\/v2\/comments?post=664"}],"version-history":[{"count":15,"href":"https:\/\/blogs.solidworks.com\/tech\/wp-json\/wp\/v2\/posts\/664\/revisions"}],"predecessor-version":[{"id":30206,"href":"https:\/\/blogs.solidworks.com\/tech\/wp-json\/wp\/v2\/posts\/664\/revisions\/30206"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blogs.solidworks.com\/tech\/wp-json\/wp\/v2\/media\/665"}],"wp:attachment":[{"href":"https:\/\/blogs.solidworks.com\/tech\/wp-json\/wp\/v2\/media?parent=664"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.solidworks.com\/tech\/wp-json\/wp\/v2\/categories?post=664"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.solidworks.com\/tech\/wp-json\/wp\/v2\/tags?post=664"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}