Self Starting Synchronous Motor

Summary: 

The Westclox M1 self-starting motor. Large rotor contained between plates, field coil located away from rotor to keep the bearings cool.

Patent Dates


Application Date: 

1934-09-10   

Issue Date: 

1935-09-17

Patent Numbers


Patent Number: 

2015042   

Serial Number: 

743334

Notes:

This is the M1 motor, which was used from 1938 until ca. 1940. The M2 and M4 motors, used until the mid-1950s, are smaller versions of the M1.

Description: 

The torque of this motor in a rest position is actually greater than the torque attained when it is running at synchronous speed.



Inventor Information: 

Joseph A. Reinhardt and Oscar H. Kaminky, Peru, Ill., assignors to Western Clock Company, Peru, Ill., a corporation of Illinois

Patent Type: 

Utility

Patent Country: 

United States

Patent Category:

Clock Synchronous Motor

Patent Companies


Assignee: 

Western Clock Company 1912 to 1936   

User: 

Westclox

Patent Personnel


Inventor: 

Reinhardt, Joseph   

Inventor: 

Kaminky, Oscar   

Attorney: 

Neureuther, Andrew

Patent URLs:

U.S. Patent Database; Google Patents