Generally, flexion and extension movements such as biceps curls, knee extensions, and sit-ups occur in this plane. Lateral or frontal plane. The lateral plane, also known as the frontal or coronal plane, bisects the body laterally from side to side, dividing it into front and back halves.lanes of Motion. There are three specific planes of motion in whichthe various joint movements can be classified. As Movement occurs in a given plane, the joint moves or turns about an axis that has a 90 degree relationship to that plane.
A torque wrench is a tool used to precisely apply a specific torque to a fastener such as a nut or bolt.
A wrench is a tool-the English call it a spanner-that is usually operated by hand, and is made for tightening or loosening bolts, nuts or anything that needs to turn. Solymon Merrick patented the first wrench in 1835.The physics of a wrench are that the tool works as lever. There are notches at the mouth for gripping.The wrench is pulled at a right angle to the axes of the lever-action and the bolt or nut.is design was then patented and Walworth manufactured the wrench. Stillson was paid about $80,000 in royalties during his lifetime. Jack Johnson. The world's first African American heavyweight champion patented a wrench (U.S.patent#1,413,121) on April the 18th, 1922.