This patient had a recurvatum problem at the knee; so, the posterior shell might have been given to this patient to gain some time until the patient's knee flexors became stronger.
Apply torque to a bolt head only when a torque wrench cannot be used on the nut. After application of torque to a nut, further tightening to align the slot for cotter pin or lockwire is permitted. a. Torque Definitions. Torque definitions are explained In the following paragraphs. (1) Breakaway torque Breakaway torque (table 2-8) is defined as minimum torque required to start the movement of a nut on or off bolt with no axial load on the nut and with the bolt completely through the nut. (2) Friction torque (tare, drag, run on).
Figure 7-4: Breakaway battery. A breakaway brake is simply a small battery on your trailer and a switch connected to a strong cable. You attach the cable to your vehicle's trailer hitch and if your trailer comes loose and your safety chains fail, the trailer will pull the cable as it breaks free of your vehicle.igure 7-4: Breakaway battery. A breakaway brake is simply a small battery on your trailer and a switch connected to a strong cable. You attach the cable to your vehicle's trailer hitch and if your trailer comes loose and your safety chains fail, the trailer will pull the cable as it breaks free of your vehicle.