Bearings – Rotary bearing – Plain bearing
Patent
1997-09-29
1999-07-27
Hannon, Thomas R.
Bearings
Rotary bearing
Plain bearing
384275, 384296, F16C 3502
Patent
active
059278625
ABSTRACT:
A shaft bearing for placement in a hole in a bracket which has three main portions, a first cylindrical portion, which is larger in diameter than the bracket hole, at a first end of the bearing, a tapered portion at a second end of the bearing, and a second cylindrical portion between the first cylindrical portion and the tapered portion. There is a central cylindrical bore extending from the first end to the second end of the bearing. The bearing also serves as a spacer in installation of a garage door and associated components.
REFERENCES:
patent: 3064494 (1962-11-01), Brewster
patent: 3186287 (1965-06-01), Wehlau
patent: 3253480 (1966-05-01), Fernberg
patent: 3372960 (1968-03-01), Fisher
patent: 3438686 (1969-04-01), Stone
patent: 3935631 (1976-02-01), Doerner
patent: 4308938 (1982-01-01), Denton
patent: 4756632 (1988-07-01), Belanger
Debnam Carey Dean
Johnson James Albert
Barber Lynn E.
Hannon Thomas R.
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