Below are some samples of legal assistant job descriptions. 1  Corporate legal assistant â This person helps draft and prepare corporate charter documents, partnership agreements and limited liability documents. She will draft board meeting minutes and board resolutions.
The brushed DC motor is relatively simple and the parts to make it are inexpensive (though copper isnât getting any cheaper). Because brushless motors require that electronic communicator, youâre essentially starting to build a computer inside your cordless tool. This is what drives the cost of brushless motors up.
There are a few categories of electric toothbrushes. The main difference is how the brush moves: Rotary: The head moves in a circular motion at 3,000 to 7,500 strokes per minute. A toothbrush where the head alternates directions is called rotation oscillation.