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Class Information
Number: 440/83
Name: Marine propulsion > Screw propeller > Shafting
Description: Device wherein significance is attributed to a rotating or oscillating straight bar for driving the propeller.


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7419432 Coupling joint structure of small-sized boat Sep. 2, 2008
7413491 Marine vessel propulsion structure and marine vessel driving apparatus Aug. 19, 2008
7387554 Damping mechanism for a marine propeller Jun. 17, 2008
7314396 Outboard motor Jan. 1, 2008
7278894 Propeller shaft assembly with energy absorbing material Oct. 9, 2007
7278895 Marine vessel Oct. 9, 2007
7238070 Outboard motor Jul. 3, 2007
7238066 Pod propulsion system with rim-mounted bearings Jul. 3, 2007
7223076 Propeller shaft and a propeller adapted thereto May. 29, 2007
7210974 Slip-on linkage May. 1, 2007
7207855 Joint Apr. 24, 2007
7198531 Drive shaft supporting structure for jet propulsion watercraft Apr. 3, 2007
7192321 Marine inboard/outboard system Mar. 20, 2007
7066777 Marine inboard/outboard system Jun. 27, 2006
7011557 Amphibious vehicle Mar. 14, 2006
7008279 Drive shaft support structure for marine propulsion machine Mar. 7, 2006
6971932 Marine inboard/outboard system Dec. 6, 2005
6945833 Fluid thrust assembly with self-aligning thrust bearings Sep. 20, 2005
6902452 Marine split bearings with right angle removeable grooved retainer covers Jun. 7, 2005
6892666 Watercraft suspension May. 17, 2005
6875067 Axially adjustable thrust bearing for jet propulsion units Apr. 5, 2005
6875068 Cover structure for a shaft coupling of a personal watercraft Apr. 5, 2005
6872108 Drive shaft bearing structure for watercraft Mar. 29, 2005
6855017 Power train Feb. 15, 2005
6840828 Expandable retaining ring assembly Jan. 11, 2005
6814635 Vertically extendable arrangement for marine propulsion device Nov. 9, 2004
6796857 Propulsion system for a ship Sep. 28, 2004
6796858 Stator vane and impeller-drive shaft arrangements and personal watercraft employing the same Sep. 28, 2004
6790108 Boat propulsion system Sep. 14, 2004
6767263 Propulsion system for a ship Jul. 27, 2004
6758707 Propeller drive shaft mounting support unit for an inboard drive marine vessel and method of forming same Jul. 6, 2004
6739923 Engine alignment jig assembly for small watercrafts and method of positioning engine using the same May. 25, 2004
6729920 Coupler mounting structure for vessels May. 4, 2004
6716076 Output shaft structure of personal watercraft Apr. 6, 2004
6708634 Output power shaft structure for personal watercraft Mar. 23, 2004
6702632 Lubrication system for outboard motor shaft coupling Mar. 9, 2004
6701859 Personal watercraft Mar. 9, 2004
6699084 Drive shaft bearing structure for boat Mar. 2, 2004
6695656 Drive shaft support structure for small watercraft Feb. 24, 2004
6679741 Propulsion system having means dedicated for driving accessories in a boat Jan. 20, 2004
6659819 Drive shaft connecting structure Dec. 9, 2003
6659818 Shock-absorbing propeller assembly Dec. 9, 2003
6648705 Shaft coupling for outboard motor Nov. 18, 2003
6612883 Output shaft structure of personal watercraft Sep. 2, 2003
6562206 Anode assembly May. 13, 2003
6547613 Marine drive transmission Apr. 15, 2003
6547612 Device for transmitting torque in the power train of a watercraft having an internal combustion engine Apr. 15, 2003
6524069 Propeller assembly incorporating improved locking structure Feb. 25, 2003
6514108 OCEAN-GOING SHIP, AND AN OCEAN-GOING VESSEL WITH A STERN TUBE SEAL ARRANGEMENT FOR SEALING A STERN TUBE FOR A PROPELLER DRIVE SHAFT, AND AN ARRANGEMENT FOR SEALING PROPELLER DRIVE SHAFTS IN AN Feb. 4, 2003
6488553 Driveshaft with a resiliently deformable cushioning structure secured thereon Dec. 3, 2002

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