Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7070122 | Wobbling sprinkler head A wobbling irrigation sprinkler head for attachment to a water conduit has a wobbling sprinkler head facing upward from the water supply conduit. The sprinkler head has a base having an attachment portion for attaching to a water source and a nozzle mounted to the b... | 07/04/2006 |
| 6962044 | Method and apparatus of asymmetric injection into subsonic flow of a high aspect ratio/complex geometry nozzle The present invention reveals a method and apparatus for controlling the effective area and thrust vector angle of a fluid flow. In one embodiment, the fluid flow is controlled in an advanced, high aspect ratio, complex aperture geometry nozzle using asymmetric inje... | 11/08/2005 |
| 6390106 | Multidirectional liquid sprayer used in a wet process The present invention relates to a liquid sprayer. The liquid sprayer has a housing with a hollow inner shell. Within the inner shell are a plurality of transfer pipes, each with a nozzle installed on its lower end, a linking device fixed to the plurality... | 05/21/2002 |
| 6371137 | Tank cleaning apparatus Crude oil tank cleaning apparatus includes a gimbal having a substantially straight passageway extending therethough. A mounting bracket sealingly and rotatably mounts the gimbal in a wall of the tank so that the gimbal has an interior side exposed to the... | 04/16/2002 |
| 6192905 | Scissor jet cleaning device with hose management system The present invention 10 discloses an improved device for cleaning the inside of vessels 12 which could include truck tankers or rail car tankers. The present invention discloses a generally vertically standing rotatable support member 24 having mounted t... | 02/27/2001 |
| 5932026 | Method of cleaning an inner wall of a mold by means of dry ice A method for cleaning an inner wall of a mold part includes forming a chamber between displaced mold parts by introducing a casing between the mold parts. The casing enclosures a blasting device for introducing a blasting nozzle which directs a cleaning j... | 08/03/1999 |
| 5904166 | Spray arm support for front-loading dishwashers A front-loading dishwasher includes at least one basket movable out of the machine toward the front. At least one spray arm is rotatably disposed below the basket, has spray nozzles aimed at the basket and is supported on a fluid supply line that extends ... | 05/18/1999 |
| 5845850 | Sprinkler having oscillatory wave A sprinkler includes a tube rotatably secured in a base for receiving water. A pipe has an extension rotatably secured to the tube and has a number of annular recesses and ports. A number of sleeves are rotatably engaged in the annular recesses of the pip... | 12/08/1998 |
| 5823211 | Dishwasher A dishwasher includes at least one adjustable-height basket to which an associated spray arm and its inlet tube are secured. The inlet tube is disposed horizontally and is connected by a coupling to a supply line secured to a side wall of a tub. An open c... | 10/20/1998 |
| 5785068 | Substrate spin cleaning apparatus A substrate spin cleaning apparatus includes a nozzle attached through a first and second support brackets to support shaft that is rotatable about a vertical axis. The nozzle delivers a cleaning liquid to the surface of a spinning substrate in a pin-poin... | 07/28/1998 |
| 5683034 | Engine exhaust nozzle seal A divergent flap seal for a gas turbine engine exhaust nozzle having a longitudinal axis is provided, having a body, a spine member, and a flap position guide. The flap position guide separates adjacent divergent flaps regardless of the angle the flaps ar... | 11/04/1997 |
| 5638845 | Scissor jet cleaning device A scissor jet cleaning device (10) for cleaning the interior of a tank (12) through a dome (14) on the tank (12) of a tanker (16). The device (10) comprises a support arm (18) that is adjustable in length. An assembly (20) is mounted to the dome (14) and ... | 06/17/1997 |
| 5518553 | Storage tank cleaning and stripping apparatus and method An improved apparatus and method for cleaning and stripping residue, contaminants, and debris from all of the interior surfaces in a storage tank and the like. The present invention may be conveniently inserted into a tank through its manway and, after qu... | 05/21/1996 |
| 5392798 | Cleaning apparatus for inner surface of a tank A pair of expansion links each having a rotary jet nozzle are respectively expanded in the opposite two directions in synchronism with each other within a tank. With these link mechanisms capable of expansion and contraction, the link arms forming the lin... | 02/28/1995 |
| 5390852 | Portable misting device having a rottable spray arm An improved portable misting device comprising a portable liquid holding container and a spray arm projecting upward from the liquid holding container and being retractable and extendable to a desired elevation above the top of the liquid holding containe... | 02/21/1995 |
| 5377913 | Hydraulic robot jet lance A jet lance device comprising a hydraulic crane with an articulated jib movable by hydraulic motors, a hydraulic rotator mounted on the free end of the jib such that a rotatable support element thereof is turnable about an axis in the vertical plane throu... | 01/03/1995 |
| 5352298 | Tank car cleaning and stripping apparatus and method An improved apparatus and method for cleaning and stripping residue, contaminants, debris. etc. from all of the interior spaces in a railway tank car and the like. The present invention may be conveniently lowered into a tank car through its manway and, a... | 10/04/1994 |
| 5195548 | Washing device The invention relates to a washing device for an apparatus comprising a tank having a wall defining an interior chamber for holding a liquid and partitions dividing the interior chamber, the partitions having parts which are not immersed in the liquid and... | 03/23/1993 |
| 5039013 | Rotating nozzle apparatus A rotating nozzle apparatus that is rotated by the reaction of highly pressurized water wherein, by rotating a nozzle attaching body 6 to vary the distance between a rectilinear propagation nozzle 7 and the rotation axis M of a support 5, the jet area of ... | 08/13/1991 |
| 4986476 | Cleaning sprayers with a spraying-angle adjusting device A cleaning sprayer with a spraying-angle adjusting device comprises a spray nozzle base possible to be turned horizontally or to be tilted, or to be turned upside down by adjustment so that two spray nozzles provided on said spray nozzle base can have a w... | 01/22/1991 |
| 4826079 | Moving means for fountain nozzle Mechanism for adjustably moving two separate series of water fountain nozzles. The mechanism includes a pair of elongated push rods being driven in opposite directions by a single electric motor having two eccentric arms. The push rods are each separately... | 05/02/1989 |
| 4773594 | Controlled pattern wobbling sprinkler A wobbling water distributor head mounted at the end of an angularly disposed tubular water-transporting arm. The base of the distributor head is mounted loosely between spaced shoulders. The wobbling motion of the head causes the distributor arm to trave... | 09/27/1988 |
| 4728041 | Fluid spray apparatus A fluid spray apparatus for oscillating a fluid discharge head attached thereto and a self-oscillation apparatus. The fluid spary apparatus may have a mounting for receiving and holding a fluid discharge device or devices, the mounting member being pivota... | 03/01/1988 |
| 4721248 | Readily assembleable oscillating sprinkler An oscillating sprinkler is specially designed to facilitate assembly, as well as disassembly for purposes of repair of replacement of parts, without sacrifice of water-tight integrity and with improved operating characteristics. The housing for the impul... | 01/26/1988 |
| 4659020 | Quick adjustable shatter jet mechanism A readily adjustable shatter jet mechanism comprises a frame which rotatably and displaceably receives a fluid supply pipe assembly. The assembly includes a fluid supply pipe which is pivotally movable. A nozzle is connected to the pipe and can be rotated... | 04/21/1987 |
| 4545532 | Adjustable oscillating fan-jet sprinkler A fan-jet sprinkler of the type which has an oscillating horizontal nozzle cylinder driven by a turbine wheel and a translation drive, the sprinkler having a rotational connection between its stand and housing, or between the nozzle cylinder and an oscill... | 10/08/1985 |
| 4302179 | Burner holder with quick release and lockup mechanism A furnace firing system including a furnace port, a burner including a nozzle at one end received in the port and a mounting for the burner to position the nozzle in the port at a desired firing angle. The burner comprises an elongated body having a frust... | 11/24/1981 |
| 4245786 | Oscillating lawn spray with variable width and length A lawn sprinkler having a perforated spray hose that is selectively flexed into a desired curvature and secured fixedly in the desired curvature in order to produce a variable water spray pattern, the device including, in one design, an adjustable jack mo... | 01/20/1981 |
| 4082057 | Apparatus for spraying interior surface of vessels Methods and apparatus are disclosed for directing a fluid spray against the interior surfaces of a reaction vessel, without the need for operating personnel to enter the vessel, employing orbiting nozzles connected by a conduit to an annular piston assemb... | 04/04/1978 |
| 4026473 | Headlamp cleaning assembly An assembly for directing a fluid, such as a combination of air and a liquid, toward a vehicle headlamp for cleaning the headlamp surface. A box-like support member is adapted at a first end to be connected to a vehicle body adjacent a headlamp and extend... | 05/31/1977 |
