Marine propulsion – Screw propeller – With means effecting or facilitating movement of propulsion...
Reexamination Certificate
2005-05-10
2008-08-12
Basinger, Sherman (Department: 3617)
Marine propulsion
Screw propeller
With means effecting or facilitating movement of propulsion...
C440S063000
Reexamination Certificate
active
07410397
ABSTRACT:
An outboard motor includes a bracket assembly that has a swivel bracket carrying a drive unit for pivotal movement about a steering axis that extends generally vertically. The swivel bracket has a tubular section that extends generally vertically. The drive unit has a steering member that includes a steering shaft section extending through the tubular section and defining the steering axis. The steering shaft section has top and bottom portions out of the tubular section. The steering shaft section further has an upper portion below the top portion within the tubular section, and a lower portion above the bottom portion within the tubular section. The tubular section has upper, lower and middle bushings. The upper and lower bushings pivotally support the upper and lower portions, respectively. The middle bushing pivotally supports a middle portion of the steering shaft section between the upper and lower portions.
REFERENCES:
patent: 2911936 (1959-11-01), Elmer
patent: 3774571 (1973-11-01), Shimanckas
patent: 5194025 (1993-03-01), Blanchard et al.
patent: 07-242194 (1995-09-01), None
patent: 10-297591 (1998-11-01), None
patent: 11-245892 (1999-09-01), None
patent: 11-310194 (1999-11-01), None
Arito Masayuki
Fujii Isao
Nakamura Daisuke
Sawamura Masayoshi
Basinger Sherman
Knobbe Martens Olson & Bear LLP
Yamaha Marine Kabushiki Kaisha
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