초록 ▼

A seal assembly for providing a seal between the hull of a powered water craft and a drive shaft which passes through the hull includes a flexible tubular boot which is attached to a through-hull fitting which is affixed to the hull and is attached at its other end via a leak-proof seal to the shaft

A seal assembly for providing a seal between the hull of a powered water craft and a drive shaft which passes through the hull includes a flexible tubular boot which is attached to a through-hull fitting which is affixed to the hull and is attached at its other end via a leak-proof seal to the shaft at a location within the hull. The shaft seal assembly includes a pair of mutually engaging annular face seal members with one of the seal members being affixed to the fitting and the other being affixed to a sealing collar which is adjustably positioned along the shaft.

대표청구항 ▼

A seal assembly for use with a rotatable shaft extending through the hull of a vessel between drive apparatus mounted within said vessel and its associate machinery located outside of said vessel, comprising in combination a hull fitting sealably affixed to said hull and including a tubular portion

A seal assembly for use with a rotatable shaft extending through the hull of a vessel between drive apparatus mounted within said vessel and its associate machinery located outside of said vessel, comprising in combination a hull fitting sealably affixed to said hull and including a tubular portion having a distal end located within said vessel, said shaft extending through said tubular portion, a sleeve bearing through which said shaft extends, a tubular resilient imperforate member sealably affixed at one end over said distal end of said tubular portion and sealably affixed at the other end over said sleeve bearing, said tubular resilient imperforate member biasing a first annular sealing member toward a second annular sealing member, said first annular sealing member sealingly engaging an annular collar slidable along said shaft, said second annular sealing member sealably affixed to said sleeve bearing, and first and second mutually engaging annular sealing faces respectively provided on said first and second annular sealing member.