초록 ▼

A device for permitting an outboard motor boat to operate in shallow water, comprises a first support for securing to a transom of a boat and extending rearwardly therefrom; a keel secured to the first support and extending downwardly therefrom and rearwardly from the transom; a vertically adjustabl

A device for permitting an outboard motor boat to operate in shallow water, comprises a first support for securing to a transom of a boat and extending rearwardly therefrom; a keel secured to the first support and extending downwardly therefrom and rearwardly from the transom; a vertically adjustable motor mount for supporting an outboard motor with a propeller housing having a leading surface, the motor mount for positioning the motor in a raised position to permit the boat to operate in shallow water and a lowered position in normal-depth water; and the keel includes a rear edge substantially parallel and adjacent to the leading surface of the propeller housing when the motor mount is in the raised position.

대표청구항 ▼

A device for permitting a boat to operate in shallow water, comprising: a) a bottom plate having front and rear ends, said bottom plate for pivotably connecting to a transom of a boat at said front end, said bottom plate having a bottom surface; b) a motor mount having top and bottom ends, said moto

A device for permitting a boat to operate in shallow water, comprising: a) a bottom plate having front and rear ends, said bottom plate for pivotably connecting to a transom of a boat at said front end, said bottom plate having a bottom surface; b) a motor mount having top and bottom ends, said motor mount bottom end being pivotably connected to said bottom plate rear end; c) said motor mount being adapted to carry an outboard motor such that the propeller is disposed below said bottom plate, the propeller having a housing with leading surface; d) first and second side plates for securing to the transom of the boat and transversely disposed respectively on each side of said bottom plate; e) a keel secured to said bottom surface of said bottom plate, said keel having a lagging edge having a substantially complementary profile as the leading surface of the propeller housing; and f) means for moving said bottom plate about said front end such that said keel lagging edge is disposed adjacent the propeller housing leading surface when said bottom plate is in a raised position for shallow water operation.