Understanding and implementing shell feature sketch blocks and Linear pattern in Solidworks

Objective: Link for the Oil Tank https://drive.google.com/open?id=1rrUuH9ecnaqC_zD8ARfNFkzVB21JVg8T Link for the Chain https://drive.google.com/open?id=1OxarZwiuZvqGBSdfkpiN11pqYsDqnr8s Link for the Pedal https://drive.google.com/open?id=1B76ZKcs6GO4tv8M78tDDifQbW59hi6o5 In this project I can understand the blocks and liner curve…