Machine element or mechanism – Rotary member or shaft indexing – e.g. – tool or work turret – Preselected indexed position
Patent
1976-04-14
1977-08-16
Feinberg, Samuel
Machine element or mechanism
Rotary member or shaft indexing, e.g., tool or work turret
Preselected indexed position
F16H 128
Patent
active
040418081
ABSTRACT:
Planetary gearing includes a rotatable swash plate, at least another toothed plate engaged by the swash plate, the plates being disposed in respective intersecting radial planes having an angle .beta. included therebetween, the plates having on respective faces thereof different numbers of substantially triangular or trapezoidal teeth formed on respective conical surfaces, the teeth of the other toothed plate having flanks, extension lines from all of the flanks intersecting in points located on an imaginary circle having an axis coincident with the axis of the other toothed plate, the teeth of the toothed swash plate having flanks, extension lines from all of the flanks of the swash plate teeth intersecting in a common point, the common point during rotation of the swash plate, defining the imaginary circle as the base of an imaginary cone, an angle .gamma. = 2.beta./.pi. being included between projected radial planes of the respective rows of the teeth of the swash plate and the other plate and being defined in the following equation: ##EQU1## WHERE Z1 = the number of teeth of the other plate,
REFERENCES:
patent: 3353426 (1967-11-01), Wiser et al.
patent: 3385135 (1968-05-01), Strandberg
patent: 3540307 (1970-11-01), Schell
Balke-Durr AG
Feinberg Samuel
Lerner Herbert L.
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