Swing structure of electric fan head

Details Swing structure of electric fan head Swing structure of electric fan head

1996-02-20

1997-06-17

Kwon, John T.

Fluid reaction surfaces (i.e., impellers)

Sustained ancillary movement of rotary working member

Continuous rotor oscillation

F01D 700

Patent

active

056392133

ABSTRACT:
A fan head swing mechanism comprises a swing shaft fastened with the fan head, a rotary plate, a connection rod, and a leg connection seat having a locating rod. The leg connection seat is fastened with the swing shaft. The rotary plate is driven by a motor and is provided with an eccentric shaft which is fastened with one end of the connection rod. The connection rod is provided integrally at another end thereof with a sleeve engageable with the locating rod of the leg connection seat. The sleeve is provided in the inner wall thereof with a protuberance which is movable received in a straight slot and a sectoral slot of the locating rod when the sleeve is engaged with the locating rod. The fan head is caused to swing when the motor is in operation.

REFERENCES:
patent: 2811304 (1957-10-01), Russer et al.
patent: 3110829 (1963-11-01), Sundt

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