Office machine with an electric drive motor

Details Office machine with an electric drive motor Office machine with an electric drive motor

1979-03-22

1981-05-19

Skudy, R.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 89, 310 91, 98 43R, 312236, H02K 906

Patent

active

042687683

ABSTRACT:
In an office machine with an electric drive motor which is arranged in a machine well and on the one shaft end of which an axial blower wheel is fastened to blow a stream of cooling air from an opening in the well in the vicinity of the one end of the motor, an external blower wheel is provided at the motor end facing away from the machine well opening outside the end bell of the motor and the axial blower wheel and the motor are surrounded by an air duct housing partly defined by the machine well and partly by a separate air baffle, in such a way that the air stream is conducted over the motor to the machine well opening to obtain forced surface ventilation.

REFERENCES:
patent: 2922570 (1960-01-01), Allen
patent: 2936774 (1960-05-01), Holley
patent: 2957665 (1960-10-01), Feiertag
patent: 3127092 (1964-03-01), Shenberger
patent: 3206148 (1965-09-01), Longworth
patent: 3739207 (1973-06-01), Keilmann
patent: 3983429 (1976-09-01), Allardice

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