US Patent: 321,288 - Step-bearing for vertical shafts


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US Patent: 321,288

Step-bearing for vertical shafts

Patentee:

Joseph P. Frizell (exact or similar names) - Boston, MA

USPTO Classifications:

384/303

Tool Categories:

industrial machines : industrial machine mechanisms : industrial machine bearings

propulsion and energy : water power : water wheels : turbine water wheels

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Nov. 07, 1884
Granted:	Jun. 30, 1885

Patent Pictures:

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Wikipedia biography of Joseph Palmer Frizell

Description:

The inventor was a hydraulic engineer, and would go on to derive the fundamental equations for shock-wave velocity. In 1901 he wrote the definitive text on hydraulics, "Water-Power, An outline of the development and application of the energy of flowing water".