Worm gear structure and method of making same

Details Worm gear structure and method of making same Worm gear structure and method of making same

1992-06-09

1993-06-29

Herrmann, Allan D.

Machine element or mechanism

Gearing

Teeth

74425, F16H 5517

Patent

active

052224082

ABSTRACT:
A balanced worm gear attachable to an output shaft of a motor so as not to disturb the balance of the output shaft. The overall length of the worm gear is set to be an integral multiple of a predetermined pitch L of the worm tooth. The formed worm gear has symmetrical ends which can further be more closely balanced by chamfering the ends.

REFERENCES:
patent: 1514491 (1924-11-01), Wildhaber
patent: 2619845 (1952-12-01), Mackmann et al.
patent: 2959977 (1960-11-01), Franke
patent: 4047449 (1977-09-01), Popov
patent: 4739671 (1988-04-01), Nelson
Deutschman, et al., "Machine Design; theory and practice," MacMillan Publishing Co., Inc., 1975, pp. 601, 623-626, and 633-637.
"Spiral and Worm Gearing," The Industrial Press, The Machinery Publishing Co., Ltd., 1914, pp. 156-169.

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