Ships – Submersible device – Diver assistance device
Reexamination Certificate
2010-01-20
2011-10-11
Olson, Lars A (Department: 3617)
Ships
Submersible device
Diver assistance device
C440S006000
Reexamination Certificate
active
08033234
ABSTRACT:
A diver propulsion system includes separate operatively associated battery, motor, transmission, and clutch modules and a separable bracket plate and bracket base that facilitates both storage of a propulsion unit and mounting the propulsion unit on the tank of a scuba diver.
REFERENCES:
patent: 3916814 (1975-11-01), Bardoni et al.
patent: 3995578 (1976-12-01), McCullough
patent: 4220110 (1980-09-01), Roberson et al.
patent: 5365868 (1994-11-01), Culotta
Nissle P.C. Tod R.
Olson Lars A
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