Marine propulsion – Screw propeller – Shafting
Patent
1988-10-24
1990-08-07
Basinger, Sherman D.
Marine propulsion
Screw propeller
Shafting
416 93A, 416146A, 277 53, 277 68, 440900, B63H 114
Patent
active
049464108
ABSTRACT:
A marine propulsion device comprising a propulsion unit including a gearcase having a cylindrical inner surface centered on an axis, a propeller shaft which is located inside the inner surface, which is supported by the gearcase for rotation about the axis, and which has a rearward end adapted to have mounted thereon a propeller, and an annular oil seal extending between the propeller shaft and the inner surface, and a mechanism for protecting the oil seal from foreign matter, the mechanism including an annular member fixed on the propeller shaft, located between the oil seal and the rearward end of the propeller shaft, and spaced from the oil seal, the member having a generally circular outer surface spaced closely adjacent the inner surface and having a beveled surface portion facing the rearward end of the propeller shaft.
REFERENCES:
patent: 67982 (1867-08-01), Hudson
patent: 965870 (1910-08-01), Casaday
patent: 2515303 (1950-07-01), Isnard
patent: 3943790 (1976-03-01), Meyer
patent: 4180368 (1979-12-01), Henrich et al.
patent: 4486181 (1984-12-01), Cavil
patent: 4578040 (1986-03-01), Sumino et al.
patent: 4609361 (1986-09-01), Sumino et al.
Basinger Sherman D.
Outboard Marine Corporation
Swinehart Edwin L.
LandOfFree
Marine propulsion device with improved oil seal protection devic does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Marine propulsion device with improved oil seal protection devic, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Marine propulsion device with improved oil seal protection devic will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-957745