Thorough purging of all four bearing seals on each universal joint can help alleviate the possibility of mixing incompatible greases. U-joint cross, broken at a bearing surface. U-joints seldom break off at the bearing surface. It takes a very large shock load to cause this type of failure. It is also very difficult to inspect for this type of failure because they, many times, start as a small crack and progress into a complete failure some time further âdown the roadâ.
A quantity called the slew rate, which is the rate of change of gradient amplitude is usually quoted in evaluating gradient performance and potential physiological effects (e.g. a maximum slew rate of 200 Tm-1s-1).
3.25% -0.75% 16/12/2008. 1  The prime rate is usually referred to be an index that is used to calculate the rate changes to adjustable rate mortgages (ARM) and other short term variable rate loans. The most universally identified prime rate index is the Wall Street Journal prime rate (WSJ prime rate) that is published in Wall Street Journal. As WSJ defines it,â The prime rate is the base rate on corporate loans posted at least by 75% of the nation's 30 largest banks..