Bearings – Rotary bearing – Plain bearing
Patent
1992-08-12
1993-11-16
Hannon, Thomas R.
Bearings
Rotary bearing
Plain bearing
384247, 384428, 460 85, F16C 3302, F16C 2302, A01F 1230
Patent
active
052617491
ABSTRACT:
Straw walker bearing having two bearing portions that are bolted together around a straw walker crank. The upper bearing portion is provided with mounting pads for mounting the straw walker pan to the bearing. Each bearing portion has a semi-cylindrical recess for accommodating the straw walker crank. Each bearing portion is provided with a first edge having a raised outer lip and a second edge having a raised inner lip. When the bearing portions are coupled to one another the edges adjoin and form a standard fit configuration or a tight fit configuration.
REFERENCES:
patent: 2335638 (1943-11-01), Bogner
patent: 2937647 (1960-05-01), Allen et al.
patent: 3265451 (1966-08-01), Bulin
patent: 3820860 (1974-06-01), Stone
patent: 4083580 (1978-04-01), Shaner
patent: 4392500 (1983-07-01), Houle
Bennett Robert E.
Schwartz Michael D.
Deere & Company
Hannon Thomas R.
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