The development of moving-coil or coreless motors dates back to the middle 1930s. But it wasn't until the early 1960s that they were produced economically enough to gain wide acceptance. Major ...

Designed with a high-energy rare-earth magnet and Faulhaber skew winding, it is available in 1.5, 3, and 4-V versions. The motor has a no-load speed of 19,000 rpm and is capable of 0.11-mNm continuous ...