The blades are quite heavy, and pivoting them requires a big short burst of energy that they can call on even if there is a power failure.
"In 2009 Box was still a consumer-focused firm, since then they have brought in some true enterprise heavy-weights, pivoted the company 180 degrees and built a very credible and fast growing enterprise platform.
It's almost entirely instrumental, and pivots around heavy, synthesized bass lines that become almost visible when properly (and massively) amplified in a club.
They were no doubt heavy and cumbersome; lacking a pivoting front axle, they would have skidded through turns.
This will include avoidance of deep squatting, lifting heavy objects from the floor, pivoting or twisting on a fixed foot, sitting with the hip flexed past 90 degrees, as well as prolonged sitting.
A train engine on a turntable rotates on a central pivot point, allowing something immensely heavy to change direction and head off another way.
The heavy policing on traditional cocaine routes from South America has caused the smugglers to pivot and instead use countries like Ghana and Nigeria to get their product through to European customers.
Ms. Weiner described seeing a man walk south on Madison Avenue, stop abruptly, pivot and then raise his arm over his head and throw a heavy object with "immense force".
For downhill mountain biking, the engineers designed a leg that could pivot at the ankle and included a robust shock absorber that could endure the heavy drops down steep hillsides.
Indeed, as the country tries to pivot toward a more consumer-oriented economy and away from investment, its demand for the heavy equipment that America makes to pave roads and build factories could come under further pressure.
Many great tech products like Instagram, Slack and Nextdoor are the result of a pivot, and almost always, these choices are difficult and entrepreneurs have to make a tough call with a heavy weight on their shoulders.
