Dr. Schumaker graduated from the Ohio State University College of Medicine in 1974. He works in North Canton, OH and specializes in Internal Medicine. Dr. Schumaker is affiliated with Affinity Medical Center, Akron Childrens Hospital, Aultman Hospital and Mercy Medical Center.
Us Patents
Brush Configuration For A Powered Skin Cleansing Brush Appliance
Robert Akridge - Seattle WA, US Kenneth Pilcher - Seattle WA, US David Schumaker - Morristown TN, US
International Classification:
A46B013/02
US Classification:
015028000
Abstract:
The bristle arrangement includes a first brush portion which has a first set of bristles, the first brush portion being arranged in an annular configuration, and remains stationary in operation of the appliance. The bristle arrangement also includes a second brush portion which has a second set of bristles, wherein the second brush portion oscillates at a selected frequency. The second set of bristles has a circular arrangement, fitting within the opening of the annular arrangement of the first set of bristles. The first and second sets of bristles have a diameter within the range of 3 mils to 5 mils, and a length in the range of 0.3 to 0.425 inches. The first bristle set includes 40 to 100 bristle tufts and the second bristle set includes 40 to 120 bristle tufts, which are substantially evenly spread, respectively.
Homeville Consulting
Controls Consultant
Bec Industries Jun 2006 - Feb 2013
Controls Engineer
B3 Controls Jun 2006 - Feb 2013
Manager and Chief Automation Engineer
Skills:
Instrumentation Plc Process Control Solidworks Robotics Electronics Testing Engineering Management Manufacturing Electrical Engineering Control Systems Design Autocad Project Engineering Engineering Scada Automation