Single phase motor reversing systems

Claim 1

A REVERSING SYSTEM FOR A SINGLE PHASE MOTOR HAVING A RUNNING WINDING, A STARTING WINDING AND A SPEED-RESPONSIVE SWITCH NORMALLY CLOSED BELOW A PREDETERMINED MOTOR SPEED AND ARRANGED TO OPEN WHEN THE MOTOR SPEED REACHES OR EXCEEDS SAID SPEED, SAID SYSTEM COMPRISING A SOURCE OF ALTERNATING VOLTAGE FOR ENERGIZING THE TWO MOTOR WINDINGS TO CAUSE OPERATION OF THE MOTOR; A REVERSING SWITCH FOR CONTROLLING THE DIRECTION OF ENERGIZATION OF THE STARTING WINDING RELATIVE TO THE DIRECTION OF ENERGIZATION OF THE RUNNING WINDING; A FIRST DELAY SWITCH HAVING AN OPERATING COIL AND A SWITCH ASSEMBLY OPERABLE THEREBY FOR CONTROLLING THE CONNECTION OF THE RUNNING WINDING TO THE VOLTAGE SOURCE WHEN SAID FIRST RELAY SWITCH IS ENERGIZED AND MOVED TO OPERATED POSITION; A SECOND RELAY SWITCH SIMILARLY HAVING AN OPERATING COIL AND A SWITCH ASSEMBLY OPERABLE THEREBY TO CONTROL THE CONNECTION OF THE RUNNING WINDING TO THE VOLTAGE SOURCE WHEN SAID SECOND RELAY SWITCH IS ENERGIZED AND MOVED TO OPERATED POSITION; AND MEANS INCLUDING SAID REVERSING SWITCH FOR CONTROLLING WHETHER SAID FIRST RELAY OR SAID SECOND RELAY SHALL OPERATE TO CONNECT THE RUNNING WINDING TO SAID VOLTAGE SOURCE.