The SP + and SP + High Speedģ series planetary gearheads are featured in a new 32-page guide from Alpha Gear Drives. The guide includes such technical information as data and diagrams on the gearheads' accuracy, acceleration, noise, and backlash characteristics. The new SP+ series has several new features, including noise levels lower than 64 dB(A), a high torque capacity, and a longer lifetime because of improved torsional rigidity. The SP+ High Speed version can run up to 4,500 rpm in continuous operation. To find out more, visit www.alphagear.com.
Californiaís plan to mandate an electric vehicle market isnít the first such undertaking and certainly wonít be the last. But as the Golden State ratchets up for its next big step toward zero-emission vehicle status in 2018, it might be wise to consider a bit of history.
A customer who was thermal printing strip steel had a problem: When the strip's speed increased, the thermo printer would catch fire. When he set a flame to a piece of the strip, he couldn't get it to burn. What was the problem?