{"id":5601,"date":"2025-07-21T11:01:06","date_gmt":"2025-07-21T05:31:06","guid":{"rendered":"https:\/\/study.madeeasy.in\/?p=5601"},"modified":"2025-07-21T11:10:04","modified_gmt":"2025-07-21T05:40:04","slug":"planar-mechanism","status":"publish","type":"post","link":"https:\/\/www.madeeasy.in\/study\/me\/theory-of-machines\/planar-mechanism","title":{"rendered":"Planar Mechanism with Lower Pairs"},"content":{"rendered":"<h2>Planar Mechanism<\/h2>\n<p style=\"text-align: justify;\">Taking a different link as the fixed link, the slider-crank mechanism shown in Fig. (a) can be inverted into the mechanism shown in Fig. (b), (c) and (d).<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-5602 size-full\" src=\"https:\/\/study.madeeasy.in\/wp-content\/uploads\/2025\/07\/planar-mechanism.jpg\" alt=\" Planar Mechanism\" width=\"456\" height=\"237\" srcset=\"https:\/\/www.madeeasy.in\/study\/wp-content\/uploads\/2025\/07\/planar-mechanism.jpg 456w, https:\/\/www.madeeasy.in\/study\/wp-content\/uploads\/2025\/07\/planar-mechanism-300x156.jpg 300w\" sizes=\"auto, (max-width: 456px) 100vw, 456px\" \/><\/p>\n<p><strong>1. First Inversion Fig. (a)<\/strong><\/p>\n<p>This inversion is obtained when link 1 (i.e; cylinder) is fixed.<\/p>\n<p><strong> Applications<\/strong><\/p>\n<ul>\n<li>Reciprocating engine<\/li>\n<li>Reciprocating compressor<\/li>\n<\/ul>\n<p><strong>2. Second Inversion Fig. (b)<\/strong><\/p>\n<p>Fixing of the link 2 (i.e; crank) of a slider-crank chain results in the second inversion.<\/p>\n<p><strong> Applications<\/strong><\/p>\n<ul>\n<li>Whitworth quick return mechanism<\/li>\n<li>Rotary engine (GNOME engine)<\/li>\n<\/ul>\n<p><strong>3. Third Inversion Fig. (c)<\/strong><\/p>\n<p>By fixing the link 3 (i.e; connecting rod) of the slider-crank mechanism, the third inversion is obtained.<\/p>\n<p><strong>Applications<\/strong><\/p>\n<ul>\n<li>Oscillating cylinder engine<\/li>\n<li>Crank and slotted-lever mechanism<\/li>\n<\/ul>\n<p><strong>4. Fourth Inversion Fig. (d)<\/strong><\/p>\n<p>If the link 4 (i.e., slider) of the slider-crank mechanism is fixed, the fourth inversion is obtained.<\/p>\n<p><strong>Applications<\/strong><\/p>\n<ul>\n<li>Hand pump<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-5603 size-full\" src=\"https:\/\/study.madeeasy.in\/wp-content\/uploads\/2025\/07\/rocker-mechanism.jpg\" alt=\"Rocker mechanism \" width=\"418\" height=\"389\" srcset=\"https:\/\/www.madeeasy.in\/study\/wp-content\/uploads\/2025\/07\/rocker-mechanism.jpg 418w, https:\/\/www.madeeasy.in\/study\/wp-content\/uploads\/2025\/07\/rocker-mechanism-300x279.jpg 300w\" sizes=\"auto, (max-width: 418px) 100vw, 418px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Planar Mechanism Taking a different link as the fixed link, the slider-crank mechanism shown in Fig. (a) can be inverted<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[287,10],"tags":[357,1663,1664],"class_list":["post-5601","post","type-post","status-publish","format-standard","hentry","category-theory-of-machines","category-me","tag-gnome-engine","tag-reciprocating-engine","tag-rotary-engine"],"_links":{"self":[{"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/posts\/5601","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/comments?post=5601"}],"version-history":[{"count":0,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/posts\/5601\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/media?parent=5601"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/categories?post=5601"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/tags?post=5601"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}