Electric Motor

Summary: 

Manual starting synchronous motor that starts easily and bridges brief power outages.

Patent Dates


Application Date: 

1931-09-16   

Issue Date: 

1933-11-14

Patent Numbers


Patent Number: 

1935208   

Serial Number: 

563047

Notes:

Used in M2 and M3 motors

Description: 

The motor will start if rotated at a speed somewhat above half synchronous speed or greater, and will resume running if the speed is at least somewhat above half synchronous speed.



Inventor Information: 

Arthur William Haydon, Waterbury, Conn.

Patent Type: 

Utility

Patent Country: 

United States

Patent Category:

Clock Synchronous Motor

Patent Companies


User: 

Westclox   

User: 

Western Clock Company (the second one, 1912 - 1936)

Inventor: 

Haydon, Arthur

Patent URLs:

U.S. Patent Database; Google Patents