Worm and worm-rack with hydrostatic lubrication

Details Worm and worm-rack with hydrostatic lubrication Worm and worm-rack with hydrostatic lubrication

1977-10-07

1979-04-10

Gerin, Leonard H.

Machine element or mechanism

Gearing

Lubrication

74409, 74422, F16H 5704, F16H 5518, F16H 104

Patent

active

041482271

ABSTRACT:
A worm and worm-rack combination with hydrostatic lubrication therebetween. The teeth of the worm and the worm-rack have a trapezoidal cross-section and lubricating oil is supplied through openings in the toothed flanks. The half angle formed between each of the toothed flanks and the line of action to the axis of the worm is limited solely to the range of 6 to 10 degrees and the lead angle is in the range of 2 to 10 degrees.

REFERENCES:
patent: 3448632 (1969-06-01), Rumbarger
patent: 3454136 (1969-07-01), Stark
patent: 3651706 (1972-03-01), Galbarini et al.

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