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Class Information
Number: 405/2
Name: Hydraulic and earth engineering > Marine vessel portage, launching, or removing > Rail mounted carrier
Description: Method or apparatus wherein the vessel is transported across land or introduced into or removed from a body of water by a wheeled carriage which is supported by and moves along a trackway.










Patents under this class:

Patent Number Title Of Patent Date Issued
8215868 Hydraulic powered boat portage apparatus Jul. 10, 2012
8079779 Device for pulling out a ship Dec. 20, 2011
7837410 Barge transportation system and refurbishing system and method of transporting and refurbishing barges Nov. 23, 2010
7390140 Marine pier system Jun. 24, 2008
7354223 Mechanical ship lift Apr. 8, 2008
6746181 Automated dock removal and replacement system and methods of constructing and operating the system Jun. 8, 2004
6637975 Watercraft ramp Oct. 28, 2003
6431791 Hoisting machine to move several boat to and from land and sea simultaneously Aug. 13, 2002
6182597 Boat launch apparatus Feb. 6, 2001
6092961 Beach ramp system for watercrafts Jul. 25, 2000
5400733 Boat ramp Mar. 28, 1995
5318380 Barnacle removal device for boat lifts Jun. 7, 1994
5259694 Personal watercraft launcher Nov. 9, 1993
5234285 Marine railway system Aug. 10, 1993
5215405 Apparatus for launching and retrieving a boat Jun. 1, 1993
4900187 Hydraulic actuator and lift apparatus Feb. 13, 1990
4832210 Boat lift May. 23, 1989
4804305 Movable platform system Feb. 14, 1989
4771699 Device for cable transport Sep. 20, 1988
4745873 Method and apparatus for towing and launching a waterborne craft May. 24, 1988
4641996 Side loading boat lifts Feb. 10, 1987
4595313 Boat hoist Jun. 17, 1986
H3 Original method of drydocking ships Dec. 3, 1985
4507016 Marine rail system Mar. 26, 1985
4300854 Movable float system for boat launching ramps Nov. 17, 1981
4243344 Installation for conveyance of a boat Jan. 6, 1981
4160611 Systems for launching or hauling up small boats Jul. 10, 1979











 
 
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