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US 2025/0091702 A1Published application
Chassis for long tail marine outboard engine
OwnerMichael Caswellinventor
Life of this patent
Estimating the term…
Abstract
A chassis for mounting an engine and a low draft drive shaft and propellor adjustable to optimize the effective propellor vector parallel to the water's surface. The chassis is strong, lightweight and capable of mounting simple air-cooled engines with or without clutch mechanisms.
Claims3
A marine engine chassis providing a low draft long tail propulsion system comprising:
- An engine mounting bracket made from a bent single tube with an engine mounting segment and a mounting stem for connecting a drive shaft formed from the ends of the tube welded together;
- An S-shaped drive shaft mountable to said mounting stem wherein the engine mounting bracket has three engine mounting cross-braces and a pivot swivel cross braces and a handle mounted fixture.
A center line engine mounting chassis comprising:
- A single tube bent to form an engine mounting box from the middle portion of said tube out of a front portion, a left portion and a right portion, forming a mounting plane and the end portions of the tube joined together to rise above said mounting plane and join at an apex and curve downward below said mounting plane to form a drive shaft mounting stem;
- At least three engine mounting cross-members arranged in sequence extending between said left portion of said tube and said right portion of said tube;
- A swivel able mounting stem connecting said left and right tube portions behind and above said mounting plane;
- A rest segment stem extending forward from said downward curve of said stem forward towards said mounting plane
1 more element
An S-shaped drive shaft comprising;
- An S-shaped housing with a Flexible cable with a connector fitting on to the engine power shaft;
- At least two bearing disposed in the two corners of the housing;
- A first water tight seal connected to the end of the S-shaped housing at an end attached to the engine;
- A second water tight seal connected at the end opposite the engine;
- A two bladed propellor.
- A mud guard attached at the end in front of the two bladed propellor.
3 more elements
Dependencies are inferred from the claim text.