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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 7556454 | Irregularly surfaced H pile A steel H pile has a relief design embossed on one or more major surfaces of either or both of its steel flanges and its web to provide surface irregularities thereon which increase the pile's surface friction and its friction pile load bearing capacity. ... | 07/07/2009 |
| 7494299 | Piling apparatus having rotary drive An in-situ pile apparatus 10 includes a helical anchor to which a plurality of elongated generally cylindrically shaped sections can be added. Each of the sections has a specially shaped end portion for connecting to another section. An internal drive is posi... | 02/24/2009 |
| 7267510 | Foundation pile having a spiral ridge A foundation pile or pile segment is described that provides support for a structure such as a building foundation. The pile includes a generally solid body having a top end wall, a bottom end wall adapted for providing end load bearing capacity, and all around side... | 09/11/2007 |
| 7225585 | Ground insertion plant stake support and deep root feeder A plant stake support and deep root feeder sleeve contains structure that provides insertion of the sleeve into a soil volume adjacent young bushes, plants and trees without digging an adjacent hole. The sleeve is inserted directly by impact force, whereby minimum s... | 06/05/2007 |
| 7114886 | Structural helical pile A structural helical pile having an elongate shaft member defining a longitudinal axis. The structural helical pile also comprises a radially extending, generally helical load bearing member integral with the shaft member and projecting outwardly from the longitudin... | 10/03/2006 |
| 7104732 | Pile installation method with downhole hammer A pile is installed in a drilled hole in the ground by inserting a tube extending to the bottom and providing on the bottom end of the tube a bottom shoe for compressing material at the bottom of the hole. A drive tool attached to the upper end of the tube applies d... | 09/12/2006 |
| 7018139 | Structural helical pile A structural helical pile having an elongate shaft member defining a longitudinal axis. The structural helical pile also comprises a radially extending, generally helical load bearing member integral with the shaft member and projecting outwardly from the longitudin... | 03/28/2006 |
| 6951437 | Foundation support system and method A building foundation support and repair system includes a column of generally cylindrical pile sections driven into the earth below the edge of the foundation and having an earth penetrating bit attached to the lowermost pile section. The bit includes a center post... | 10/04/2005 |
| 6382879 | Pile and method thereof A pile for driving into the ground to provide support for a structure is elongate and is substantially rectangular in cross-section when viewed along its length. The ratio of the side lengths in cross-section may be 2:1 or greater, or may be 3:1 or greate... | 05/07/2002 |
| 6264403 | Pile and method of driving a pile A pile (1) has a plurality of external parallel helical fins (30,31,32) along substantially the whole length of the pile (1). At least one of the fins (30,31,32) has a wedge-shape cross-section. The pile (1) can be driven into a substrate by applying a fo... | 07/24/2001 |
| 5797704 | Pier foundation and method of installation An apparatus for consolidating earth and anchor setting device. The apparatus includes a vertical support, a plurality of spaced media consolidation plates swingably mounted to the vertical support, a rib disposed along a lower edge of respective ones of ... | 08/25/1998 |
| 5295767 | Stabilizer for an in situ column drilling apparatus A stabilizer for an in situ column drilling apparatus comprises a first and second mounting arms, a first and second stabilizing members, and a first and second stabilizing tabs. The mounting arms are adapted for rotatable coupling to the shaft of column ... | 03/22/1994 |
| 4986373 | Post hole digger A post hole digger and a method of implanting a post in the ground. A boring implement having a piercing free end and also having an attachment flange is secured to an end portion of a post to be implanted in the ground. The implement has a tapered body s... | 01/22/1991 |
| 4911581 | Pre-cast concrete pile and method and apparatus for its introduction into the ground An apparatus for screwing a concrete pile (10) into ground comprises a rotary drive (26, 40, 42) and a linear drive (46, 48) both acting on the pile. An angle indicator (58) is associated to the rotary drive (26, 40, 42) and a linear position indicator co... | 03/27/1990 |
| 4657441 | Penetration conductor pipe drive shoe An improved drive shoe is shown for installation on the penetrating end of a string of conductor pipe, for improving driving penetration through soil. The improved shoe has a reinforced cylindrical driving section. A symmetrical, toothed beveled penetrati... | 04/14/1987 |
