worker on top of a power pole changing cables
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worker on top of a power pole changing cables
Oct 25, 2022
Adobesebastianav1994
"There are 2 ways to add energy to the system after the pole vaulter has left the ground: Sequential Motion and Muscle Energy." Dr. Mark Walsh PhD Biomechanics, 2023 National Pole Vault Summit. One pivot point with 2 levers is not sequential motion. From the plant to the Tap the sequence is from top to bottom to create thrust down the cord of the pole. From the tap to Invert is from the bottom up. That creates counterforce to the pole trying to lengthen. It keeps pole loaded and moving. Spinning
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