Cuckoo clock

Details Cuckoo clock Cuckoo clock

1977-03-14

1978-07-04

Jackmon, Edith S.

58 53, G04B 2108, G04B 3700

Patent

active

040980685

ABSTRACT:
In a cuckoo clock including a timing mechanism and a whistle means for tolling a time, a bird-displaying mechanism comprises- a clock housing having an aperture in the front wall thereof; door means pivotally mounted on the front wall adjacent the aperture; a bird movable into and out of the aperture and having movable wings; plate means pivotally supporting the bird; guiding means having a guiding base slidably supporting the plate means; driving means for driving the guiding means; control means for controlling the driving means in time to a tolling signal from the timing mechanism; spreading means including a rotation lever pivotally mounted on the plate means for spreading the wings when the plate means travels along the guiding base by a predetermined distance in response to the tolling signal.

REFERENCES:
patent: 1041177 (1912-10-01), Schmidt
patent: 2054677 (1936-09-01), Lux
patent: 2097818 (1937-11-01), Krakowski
patent: 3918249 (1975-11-01), Masuyama

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