Patent ID: 8070540
Filing Date: 2011-12-06
Classification: B63H,Y10T

Abstract:
1. A transom assembly kit for assembling marine propulsion systems comprising an inboard engine and a stern drive unit and securing them to a marine vessel, said transom assembly kit comprising: (a) an inner transom plate comprised of an inner transom support plate having a first side and an opposing second side, said support plate provided with means for connecting said inboard engine on the first side of said support plate; (b) a gimbal housing comprised of a gimbal housing casting provided with means for attaching said second side of said inner transom plate to a front surface of said gimbal housing casting, said gimbal housing casting comprising at least one pipe-shaped casting with a flange at one end and adapted to receive a bearing in its inside surface; (c) a gimbal ring comprised of: (d) a first trim pin, a second trim pin and two hydraulic trim cylinders, said first trim pin being connectable to both first ends of said two hydraulic trim cylinders and to said second pair of the gimbal ring through holes, and said second trim pin being connectable to both second ends of said two hydraulic trim cylinders and serving to secure said hydraulic trim cylinders to said stern drive unit; (e) a bell housing comprised of: (f) at least two spacer guides attachable to inner surfaces of the ears of said gimbal ring or to corresponding outer surfaces of said stern drive unit, said spacer guides sized to tightly fit in the space between said inner surfaces of the ears and said outer surfaces of the stern drive unit to prevent or minimize the bell housing or the stern drive unit from moving relative to the gimbal ring, said two spacer guides having a minimum thickness of approximately 1/2 inch and a maximum thickness of approximately 3/4 inch.