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Stephen Edwin O'Brien Patents |
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Inventor: O'Brien; Stephen Edwin
Address: Ottumwa, IA
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 5950410 |
Hydraulically powered baler plunger drive mechanism |
September 14, 1999 |
| The plunger of a baler for making parallelepiped bales is driven by an extensible and retractable hydraulic actuator that is connected for oscillating a link forming a crank coupled to the plunger by a connecting link. The dimensions and locations of the crank and connecting link rel |
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