"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."
Napoleon Bonaparte ; When told of the Robert Fulton steamboat
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| Number | Title | Issue Date |
| 7703502 | Method of fabricating a longitudinal frame member of a trench-forming assembly An assembly is provided for forming a trench of a predetermined shape. The trench-forming assembly includes a removable longitudinal form body, a pair of frame members and at least one mounting bracket assembly. The form body is capable of shaping a moldable trench ... | 04/27/2010 |
| 7632042 | Method, apparatus and system for forming drainage and trench forming systems An alignment device is disclosed use in maintaining the alignment of longitudinal frame members of a trench-forming assembly. The alignment device comprises a cross member. Extending in the same direction from opposite ends of the cross member is at least one pair o... | 12/15/2009 |
| 7172368 | Assembly and method of forming a trench of a predetermined shape An assembly is provided for forming a trench of a predetermined shape. The trench-forming assembly includes a removable longitudinal form body, a pair of frame members and at least one mounting bracket assembly. The form body is capable of shaping a moldable trench ... | 02/06/2007 |
| 6926245 | Mounting bracket assembly for connecting frame members of a trench-forming assembly and associated method of fabricating frame members An assembly is provided for forming a trench of a predetermined shape. The trench-forming assembly includes a removable longitudinal form body, a pair of frame members and at least one mounting bracket assembly. The form body is capable of shaping a moldable trench ... | 08/09/2005 |
| 6860678 | Method and apparatus for aligning channel sections with an adjustable alignment key A channel system for forming a trench is disclosed that includes a number of precast drainage channel sections and one or more alignment keys for aligning and interlocking adjacent channel sections. Each alignment key includes a base shaped for laterally bridging ac... | 03/01/2005 |
| 6663317 | Drainage channel A drainage channel includes a conduit defining a lengthwise extending opening and an inlet defining a passageway in fluid communication with the opening. The inlet may have an exterior surface that defines a plurality of pockets spaced apart in the length... | 12/16/2003 |
| 6533497 | Method of using a trench forming assembly having removable pin anchoring mechanism An assembly for forming a trench comprising a frame having two elongated members that define a support surface and at least one opening. The assembly also includes a removable grate that is disposed on the support surface and includes a hook that is dispo... | 03/18/2003 |
| 6443656 | Trench forming assembly having removable pin anchoring mechanism An assembly for forming a trench comprising a frame having two elongated members that define a support surface and at least one opening. The assembly also includes a removable grate that is disposed on the support surface and includes a hook that is dispo... | 09/03/2002 |
| 6170796 | Mold and associated method for making a drainage channel An elongate drainage channel capable of receiving runoff from an athletic surface is provided which includes a bottom wall and a pair of sidewalls extending upwardly from the opposed sides of the bottom wall. The drainage channel also includes a projectio... | 01/09/2001 |
| 6132137 | Drainable fields and associated methods An elongate grate capable of securing an edge portion of an artificial turf surface within a drainage channel is provided. The grate includes an elongate central portion defining a plurality of openings to permit runoff from the artificial turf surface to... | 10/17/2000 |
| 5890839 | Trench forming assembly having a counterbuoyancy member and associated method A trench forming assembly for forming a trench of predetermined shaped is disclosed according to the present invention. The assembly includes a pair of elongate frame members for defining a support surface for supporting a trench cover and at least one do... | 04/06/1999 |
| 5853265 | Edge adapter for athletic playing surface and associated method A resilient edge adapter is provided for defining an edge of a drainable athletic playing surface formed of a moldable material. The edge adapter includes a base portion for cooperably engaging an upper portion of a drainage channel and an upstanding port... | 12/29/1998 |
| 5803662 | Drainage channel and associated method An elongate drainage channel capable of receiving runoff from an athletic surface is provided which includes a bottom wall and a pair of sidewalls extending upwardly from the opposed sides of the bottom wall. The drainage channel also includes a projectio... | 09/08/1998 |
| 5779393 | Drainage channel grates for athletic playing surfaces and associated methods An elongate grate capable of securing an edge portion of an artificial turf surface within a drainage channel is provided. The grate includes an elongate central portion defining a plurality of openings to permit runoff from the artificial turf surface to... | 07/14/1998 |
| 5735637 | Method and apparatus for supporting and anchoring drainage channel sections A support frame assembly is provided for supporting drainage channel sections adjoined in an end-to-end relationship and for anchoring the drainage channel sections to a support surface. The support frame assembly includes a pair of substantially vertical... | 04/07/1998 |
| 5702204 | Apparatus for connecting and aligning frame member sections of a trench An apparatus for connecting and aligning frame member sections of a trench with a connector is disclosed according to the present invention. The connector may include horizontal and vertical panel sections each defining a pair of openings therein. Protrus... | 12/30/1997 |
| 5653553 | Drainage channel and associated method An elongate drainage channel capable of receiving runoff from an athletic surface is provided which includes a bottom wall and a pair of sidewalls extending upwardly from the opposed sides of the bottom wall. The drainage channel also includes a projectio... | 08/05/1997 |
| 5647692 | Edge adapter for athletic playing surface and associated method A resilient edge adapter is provided for defining an edge of a drainable athletic playing surface formed of a moldable material. The edge adapter includes a base portion for cooperably engaging an upper portion of a drainage channel and an upstanding port... | 07/15/1997 |
| 5647689 | Drainage channel grates for athletic playing surfaces and associated methods An elongate grate capable of securing an edge portion of an artificial turf surface within a drainage channel is provided. The grate includes an elongate central portion defining a plurality of openings to permit runoff from the artificial turf surface to... | 07/15/1997 |
| 5645367 | Drainage system having an embedded conduit connector A drainage system includes a conduit connector which is integrally molded within a precast drainage system component in order to provide for the interconnection of a variety of drainage system components, such as drainage channel sections and catch basins... | 07/08/1997 |
| 5573350 | Method for cutting complexly shaped foamed plastic bodies from a workpiece and foam body products A method for cutting first and second complementary foamed plastic bodies of a predetermined shape from a single workpiece includes the step of moving a linear cutting element through the workpiece. The linear cutting element, such as a heated wire, is mo... | 11/12/1996 |
| 5564860 | Fixture for attaching a grate to a drainage channel A grate attachment fixture is disclosed which rotationally engages a locking bar with the opposed sidewalls of a drainage channel and which thereafter secures a grate to the drainage channel. The grate attachment fixture includes a rotatable connector ada... | 10/15/1996 |
| 5489163 | Drainage channel The invention provides a drainage channel preferably formed from a sheet material, such as stainless steel. The channel has a flat bottom and upwardly extending sidewalls that form an acute angle with the bottom. A pair of shoulders extend outwardly from ... | 02/06/1996 |
| 5399047 | Trench forming assemblies having enhanced anchoring means A trench forming assembly for forming a trench of predetermined shaped is disclosed according to the present invention. The assembly includes a pair of parallel elongate frame members for defining a support surface for supporting a trench cover. The assem... | 03/21/1995 |
| 5393171 | Trench forming assembly and method An assembly (10) for forming a trench (T) includes one or more frame members (16) that cooperate with a removable form (12) around which a moldable trench forming composition (C) is poured. The form is made of deformable buoyant material such as expanded ... | 02/28/1995 |
| 5348421 | Trench forming assembly and method An assembly (10) for forming a trench (T) includes one or more frame members (16) that cooperate with a removable form (12) around which a moldable trench forming composition (C) is poured. The form is made of deformable buoyant material such as expanded ... | 09/20/1994 |
| 5281051 | Trench forming assembly and method An assembly (10) for forming a trench (T) includes one or more frame members (16) that cooperate with a removable form (12) around which a moldable trench forming composition (C) is poured. The form is made of deformable buoyant material such as expanded ... | 01/25/1994 |
| 5110235 | Locking component for securing a cover on a frame The invention comprises a grate having a device to prevent it from dislodging when a vehicle drives over the grate. For this purpose, a part (2') of the supporting component at a side face of the grate (1) is designed as a thin, tongue-shaped wall (33) wi... | 05/05/1992 |
| 5106231 | Drainage channel having improved coping for receiving grate A drainage channel comprising a channel body which is U-shaped in cross-section and defines a concave base and integrally formed opposing first and second vertically spaced-apart side walls, the first and second side walls including respective crowns form... | 04/21/1992 |