[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-656801-105":59,"doc-detail-656801-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","kinematic-diagrams-degrees-of-freedom","Kinematic Diagrams - Degrees of Freedom","","This document provides an introductory technical overview of kinematic diagrams, focusing on the representation of mechanical systems through simplified stick or skeleton drawings. It details the essential components of these diagrams, including the numbering of links and lettering of joints. The content further categorizes kinematic pairs into lower pairs—such as revolute, sliding, and helical joints—and higher pairs, including cylindrical, spherical, and planar joints. Each joint type is described by its specific degrees of freedom and primary motion characteristics, offering a foundational reference for mechanical engineering students and practitioners engaged in kinematics analysis and design.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/kinematic-diagrams-degrees-of-freedom/656801/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/kinematic-diagrams-degrees-of-freedom/656801.png","ImageObject",300,407,{"name":92,"@type":93},"fresh2021","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-25",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What are kinematic diagrams?","Question",{"text":112,"@type":113},"Kinematic diagrams are simplified 'stick' or 'skeleton' drawings that represent the essential components of a mechanism, using numbered links and lettered joints to facilitate kinematic analysis.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What is the difference between lower and higher pairs in kinematics?",{"text":117,"@type":113},"Lower pairs transmit motion through area contact, such as pin and slider joints, while higher pairs transmit motion through line or point contact, such as gears, rollers, and spherical joints.",{"name":119,"@type":110,"acceptedAnswer":120},"How many degrees of freedom does a spherical joint have?",{"text":121,"@type":113},"A spherical joint, often referred to as a ball-and-socket joint, provides three degrees of freedom by allowing rotational motion about all three axes.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},656801,1793073657,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":145},962093912154,"https://ap-avatar.wpscdn.com/davatar_9964176cb1d06d4a9deccf72a44ae3dc","Kinematic (stick or skeleton) Diagrams  \nA striped-down (simplified) drawing showing the essentials needed for kinematics analysis. All links are numbered while the joints are lettered.  \nKen Youssefi Mechanical Engineering Dept 1  \nKinematic (stick or skeleton) Diagrams  \nX  \nCB  \nA  \n1  \nE, F  \nD  \nKen Youssefi Mechanical Engineering Dept 2  \nKinematic (stick or skeleton) Diagrams  \nIndicating  \na fixed  \nangle  \nKen Youssefi Mechanical Engineering Dept 3  \nIndicating a rigid link  \nplate  \nHydraulic actuator  \nType of Joints – Kinematic Pairs  \nLower Pairs – motion is transmitted through an area contact, pin and slider joints.  \nHigher Pairs – motion is transmitted through aline or a point contact; gears, rollers, and  \nspherical joints.  \nKen Youssefi Mechanical Engineering Dept 4  \nJoints  \nThe Revolute joint (pin or hinge joint) -one degree of freedom  \nIt allows pure rotation between the two links that it connects (R joints)  \nKen Youssefi Mechanical Engineering Dept 5  \nJoints  \nThe Sliding joint (prism or piston joint) -one degree of freedom  \nIt allows linear sliding between the two links that it connects (P joint)  \nKen Youssefi Mechanical Engineering Dept 6  \nJoints  \nThe Helical joint (helix or screw joint) -one degree of freedom  \nThe sliding and rotational motions are related by the helix angle of the thread (H joint)  \nKen Youssefi Mechanical Engineering Dept 7  \nJoints  \nThe Cylindrical (cylindric) joint-two degrees of freedom  \nIt permits both angular rotation and an independent sliding motion (C joint)  \nKen Youssefi Mechanical Engineering Dept 8  \nJoints  \nThe Spherical (spheric) -Three degree of freedom  \nIt permits rotational motion about all three axes, a ball-and-socket joint (S joint)  \nKen Youssefi 9  \nJoints  \nThe Planar (flat) -Three degree of freedom  \nIt permits rotational motion about the Z axes axis and sliding motion in x and y axes (F joint), used seldom in design  \nKen Youssefi Mechanical Engineering Dept 10","cbCaiqQBHKkQ9pBf","https://ap.wps.com/l/cbCaiqQBHKkQ9pBf","pdf",1143859,21,"English","# Kinematic Diagrams\n## Definition and Purpose\n# Kinematic Pairs and Joints\n## Lower Pairs\n## Higher Pairs\n# Joint Types and Degrees of Freedom\n## Revolute Joint\n## Sliding Joint\n## Helical Joint\n## Cylindrical Joint\n## Spherical Joint\n## Planar Joint","[{\"question\":\"What are kinematic diagrams?\",\"answer\":\"Kinematic diagrams are simplified 'stick' or 'skeleton' drawings that represent the essential components of a mechanism, using numbered links and lettered joints to facilitate kinematic analysis.\"},{\"question\":\"What is the difference between lower and higher pairs in kinematics?\",\"answer\":\"Lower pairs transmit motion through area contact, such as pin and slider joints, while higher pairs transmit motion through line or point contact, such as gears, rollers, and spherical joints.\"},{\"question\":\"How many degrees of freedom does a spherical joint have?\",\"answer\":\"A spherical joint, often referred to as a ball-and-socket joint, provides three degrees of freedom by allowing rotational motion about all three axes.\"}]","Kinematic Diagrams - Degrees of Freedom | PDF",1792971012,53]