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Class Information
Number: 405/121
Name: Hydraulic and earth engineering > Fluid control, treatment, or containment > Flow control > Open channel > Flume > Joint
Description: Method or apparatus relating to the connection or seal between sections of a flume.










Sub-classes under this class:

Class Number Class Name Patents
405/122 Including u-clamp 6


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7914229 Drain cover portion Mar. 29, 2011
7758282 Asymmetrical corrugated ditch liner system Jul. 20, 2010
7584929 Coupler for cable trough Sep. 8, 2009
7491017 Surface drainage system Feb. 17, 2009
7470085 Tightly peaked ditch liner system Dec. 30, 2008
7357600 Water management system Apr. 15, 2008
7306402 Landscaping channel liner apparatus Dec. 11, 2007
7306401 Apparatus for conveying fluids Dec. 11, 2007
7165914 Ditch liner system Jan. 23, 2007
7156580 Interlockable drainage system Jan. 2, 2007
7025532 Apparatus and method for transporting water with liner Apr. 11, 2006
6991404 Closed modular ditch liners Jan. 31, 2006
6942424 Width expandable modular ditch liners Sep. 13, 2005
6880295 Snap lock device for hingedly securing an extension to a downspout Apr. 19, 2005
6860678 Method and apparatus for aligning channel sections with an adjustable alignment key Mar. 1, 2005
6817807 Modular ditch liners Nov. 16, 2004
6722818 Ditch liner system Apr. 20, 2004
6698977 Modular ditch liners Mar. 2, 2004
6692186 Apparatus and method for transporting water Feb. 17, 2004
6273640 Irrigation ditch liner Aug. 14, 2001
6220784 Method and apparatus for forming a trench Apr. 24, 2001
6132137 Drainable fields and associated methods Oct. 17, 2000
6113311 Trench drain Sep. 5, 2000
5971662 Trench drain Oct. 26, 1999
5853265 Edge adapter for athletic playing surface and associated method Dec. 29, 1998
5779393 Drainage channel grates for athletic playing surfaces and associated methods Jul. 14, 1998
5718537 Trench drain Feb. 17, 1998
5662812 Trough system for machine tool coolant collection flumes Sep. 2, 1997
5658092 Adjustable downspout extension assembly Aug. 19, 1997
5573350 Method for cutting complexly shaped foamed plastic bodies from a workpiece and foam body products Nov. 12, 1996
5573351 Method and apparatus for relining or forming a trench Nov. 12, 1996
5553973 Flumes for manhole inverts Sep. 10, 1996
5501547 Modular channel section assembly for providing a drainage system Mar. 26, 1996
5315090 Awning gutter May. 24, 1994
5300220 Trough system for machine tool coolant collection flumes Apr. 5, 1994
5256000 Apparatus for forming a multi-walled trench Oct. 26, 1993
5226748 Trench drain channel clip support Jul. 13, 1993
4954015 Gutter seal Sep. 4, 1990
4878782 Drain channel alignment and installation apparatus Nov. 7, 1989
4749307 Seal structure for joint between two structural sections Jun. 7, 1988
4699544 Protective frame device for drainage channel Oct. 13, 1987
4630966 Drainage channel Dec. 23, 1986
4505499 Roof drain insert coupling Mar. 19, 1985
4378177 Guttering Mar. 29, 1983
4327051 Method of molding gutter fittings Apr. 27, 1982
4313693 Rain gutter joint Feb. 2, 1982
4299171 Demountable flume amusement ride Nov. 10, 1981
4297053 Guttering Oct. 27, 1981
4270748 Modularized slide Jun. 2, 1981
4257716 Roll-formed metal eavestroughing with plastic fittings Mar. 24, 1981

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