Power spring drive apparatus

Details Power spring drive apparatus Power spring drive apparatus

1992-01-28

1993-02-23

Herrmann, Allan D.

Motors: spring, weight, or animal powered

Spring

With winding means

185DIG1, 185 45, 446464, F03G 100, A63H 2900

Patent

active

051881985

ABSTRACT:
A power spring drive apparatus having a power spring on a power spring wind up shaft, an output shaft, and a gear train for winding the power spring and for transferring the rotational force of a wound power spring to the output shaft. The apparatus is in a housing case formed of first and second synthetic resin cases connected together by pins and receiving holes. The housing case has a power spring housing section with a window between the section and externally of the housing. One end of the power spring has a neck shape and extends through the window and is fastened to the housing.

REFERENCES:
patent: 1952713 (1934-03-01), Kelch
patent: 3559766 (1971-02-01), Heslop
patent: 4463831 (1984-08-01), Wakase
patent: 4469197 (1984-09-01), Minoru
patent: 4478313 (1984-10-01), Wakase
patent: 4496330 (1985-01-01), Terui
patent: 4662477 (1987-05-01), Minoru
patent: 4710147 (1987-12-01), Wakase
patent: 4842567 (1989-06-01), Hiraide

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