Gear and method for making the same

Details Gear and method for making the same Gear and method for making the same

1984-05-31

1986-05-20

Staab, Lawrence J.

Endless belt power transmission systems or components

Positive drive pulley or guide roll

Having nonmetallic component

474152, 74460, 74446, 74434, 74DIG10, F16H 5506, F16H 5530, F16H 5517, F16H 5512

Patent

active

045898600

ABSTRACT:
Gear for chain drives comprising a gear body of cast material having a hub section, a gear rim section with spur teeth, and a web section joining said hub and gear rim sections, and a ring plate of metal embedded in the web section, the outer edge of said plate being near the bottom of the areas between the spur teeth and having axial openings filled with casting material around its periphery, said ring plate having at its outer radial edge, radially outwardly directed projections, which are located in each case in a tooth, and which are embedded in the casting material of the gear body, said projections extending beyond the bottom of the spaces between adjacent spur teeth, and an axial opening formed in the ring plate adjacent each projection and radially below it.

REFERENCES:
patent: 2720119 (1955-10-01), Sherman
patent: 2955481 (1960-10-01), Jackel
patent: 3076352 (1963-02-01), Larsh
patent: 3180171 (1965-04-01), Arpin
patent: 3272027 (1966-09-01), Wayman
patent: 3469465 (1969-09-01), Bebbington, Jr. et al.
patent: 3469466 (1969-09-01), Heathwaite et al.
patent: 3469467 (1969-09-01), Seaman
patent: 3469468 (1969-09-01), Cozzarin et al.
patent: 3730009 (1973-05-01), Mead et al.
patent: 3839921 (1974-10-01), Haug
patent: 3990136 (1976-11-01), Hishida
patent: 4453924 (1984-06-01), Sugino

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