Hub and pulley with radially inward annular collar
AssigneeThe Gates Corporation
InventorsJohn P. Roes, Yahya Hodjat, Michael H. Kutzscher
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Abstract
A hub is spun rolled formed of a portion of metal radially displaced from a side of a disc of sheet metal. An annular collar formed of an annular part of the disc extends inward of the hub and creates a blind bore. The collar is integral with the hub and is formed of the same sheet metal. The so formed hub that is integral to a web formed of the disc, and the collar; the web may be connected to a rim, or the extremity of the disc may be shaped into a rim to form a pulley.
Claims13
A pulley with a hub that is spun-roll formed of a portion of metal radially displaced from a side of an integral, annular disc of sheet metal leaving a web and wherein the improvement comprises:
- the disc having an annular inward portion that forms an annular collar extending radially inward of an internal diameter of the hub and wherein the collar is integral with the web prior to the spun-roll formation of the hub and defines a blind bore of the hub.
A hub that is spun-roll formed of a portion of metal radially displaced from a side of an integral, annular disc of sheet metal and wherein the improvement comprises:
- the disc having an annular inward portion that forms an annular collar extending radially inward of an internal diameter of the hub and wherein the collar is integral with the web prior to the spun-roll formation of the hub and defines a blind bore of the hub.
A pulley with a hub and a web formed of an integral disc of sheet metal and wherein the improvement comprises:
- the disc having an annular inward portion that forms an annular collar extending radially inward of an internal diameter of the hub and wherein the collar is integral with the web prior to the spun-roll formation of the hub and defines a blind bore of the hub.
Dependencies are inferred from the claim text.