Machine element or mechanism – Rotary member or shaft indexing – e.g. – tool or work turret – Preselected indexed position
Patent
1982-07-27
1984-10-09
Herrmann, Allan D.
Machine element or mechanism
Rotary member or shaft indexing, e.g., tool or work turret
Preselected indexed position
474 12, 474 18, 474 28, B60K 4112
Patent
active
044754167
ABSTRACT:
A continuously variable transmission of the expansible frusto-conical pulley type having fluid expansion chambers controlling expansion and contraction of the V-groove includes a fluid control circuit having a ratio control pressure regulator valve, a ratio relief valve connected across the ratio control regulator valve, providing for rapid down shift of the pulley combination while maintaining non-slip engagement between pulley discs and a flexible transmission band of trapezoidal cross section.
REFERENCES:
patent: 3043152 (1962-07-01), Karig et al.
patent: 3081642 (1963-03-01), Emerson
patent: 3115049 (1963-12-01), Moan
patent: 3451283 (1969-06-01), Rattunde
patent: 3596528 (1971-08-01), Dittrich et al.
patent: 3893344 (1975-08-01), Dantlgraber et al.
patent: 3918312 (1975-11-01), Espenschied et al.
patent: 4152947 (1979-05-01), van Deursen et al.
patent: 4369675 (1983-01-01), van Deursen
patent: 4387608 (1983-06-01), Mohl et al.
Borg-Warner Corporation
Herrmann Allan D.
Smith Herman E.
Wright D.
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