Resources Contact Us Home
Browse by Category: Main > Engineering
Class Information
Number: 405/85
Name: Hydraulic and earth engineering > Fluid control, treatment, or containment > Flow control > Navigable canal > Having lock
Description: Method or apparatus for shifting a vessel from one level to another in a canal.

Sub-classes under this class:

Class Number Class Name Patents
405/86 Movable lifting member 5

Patents under this class:

Patent Number Title Of Patent Date Issued
8545131 Water-saving lock configurations and operations Oct. 1, 2013
7520231 Watercraft lock Apr. 21, 2009
7037039 Method and apparatus for an improved lock and dam assembly May. 2, 2006
6979149 Vessel transfer system and associated methods Dec. 27, 2005
6962466 Soil remediation of mercury contamination Nov. 8, 2005
5295762 Marine lock systems and methods Mar. 22, 1994
5232309 Method and equipment for maintaining ice-free locks Aug. 3, 1993
5013184 Lock using air chambers May. 7, 1991
4877351 Apparatus for adjusting a water level of a lock Oct. 31, 1989
4830051 Rotary filling and emptying valve May. 16, 1989
4310769 Ship lock system with hydroelectric pumped-storage capability Jan. 12, 1982
4275973 Installation for accelerating navigation of a water ramp and method relating thereto Jun. 30, 1981

  Recently Added Patents
Pyrrolidine derivatives, pharmaceutical compositions containing the same, and methods of using the same
Display device and projector
Implant for performance enhancement of selected transistors in an integrated circuit
Multi-carrier operation for wireless systems
Semiconductor device
Upstream channel bonding in a cable communications system
Technique for manufacturing bit patterned media
  Randomly Featured Patents
Barge dagger skegs
Hydraulic press
Vinyl chloride resin composition
N-substituted amino acid derivatives for use in liquid crystal materials and devices
Recoverable self-supportable cribwork for slabs on prefabricated beams
Electric thin-film circuit and method for its production
Sputtering target and manufacturing method thereof
Local oscillator with injection pulling suppression and spurious products filtering
Sprocket with asymmetrical teeth for mining conveyors