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 |
| 7938136 | Method for sealing taps An inexpensive method for quickly and safely sealing illicit taps in a pipe, such as for example a pipe through which a combustible material like oil or gasoline is flowing. The method first seals the valve outlet of the illicit tap with epoxy and removes the valve ... | 05/10/2011 |
| 7874307 | Check valve and method of use A check valve is shaped and dimensioned to be installable inside a conventional pipe coupling, thereby reducing the amount of length required to install the check valve. ... | 01/25/2011 |
| 7490620 | Fluid conduit connector apparatus A fluid conduit connector apparatus that the approximates pneumatic characteristics of a removed pneumatic system component when a fluid conduit is removed from a pneumatic system. The fluid conduit connector apparatus includes a port portion having a valve disposed... | 02/17/2009 |
| 7360552 | Injectable structural adhesive Injectable structural adhesives, methods of using the same, and products formed therewith, are described. The adhesive is introduced through a first opening into an internal cavity formed between two or more components. The adhesive is then permitted or forced to fl... | 04/22/2008 |
| 7338089 | Pipe interruption fitting A pipe interruption fitting having a flange is removable after pipe maintenance work has been completed. The fitting includes an upper reinforcing plate, an inner surface of which has a curvature corresponding to an outer surface of the pipe, and a vertical pipe wel... | 03/04/2008 |
| 7316424 | Fast-fit coupling for connecting appliances forming part of a medical or surgical handpiece system to a supply hose A plug connection for fast-fit coupling of two appliances forming part of a medical handpiece system includes a first coupling fitting on one of the appliances and a second coupling fitting on the other of the appliances. The first coupling fitting has a movable loc... | 01/08/2008 |
| 7255124 | Quick coupler anchor The quick coupler anchor includes an anchor body having a pair of vertical plates extending generally at right angles one to the other and spaced from one another. Planes containing the plates, when extended, intersect along a vertical line offset from the center ax... | 08/14/2007 |
| 7231831 | Manifold valve and pressure transducer assembly An assembly for measuring differential pressures includes a manifold valve and pressure transducer assembly including two pressure transducers. The manifold valve includes two pressure inlet ports and two pressure outlet ports that communicate through the manifold's... | 06/19/2007 |
| 7216795 | Mechanical weldable fitting for use in tapping a pipeline A mechanical weldable fitting for use in tapping a pipe includes a first and second metal collar, each formed of attachable upper and lower semi-toroidal portions that when assembled on the pipe providing spaced-apart external cylindrical surfaces. Each collar havin... | 05/15/2007 |
| 7213617 | Airflow divider with shutoff An air divider having a shutoff plate for converting row spacing on a seeding implement. A reversible shutoff plate has a closed position wherein one end of the plate extends through a slot and completely blocks a leg of a Y-shaped output end of the divider. By reve... | 05/08/2007 |
| 7137407 | Trip manifold A trip manifold assembly is disclosed which includes a manifold body connected to a header shaft. The header shaft passes through a plurality of rotary valves. Each rotary valve is connected to a pressure transmitter. The header shaft comprises two passages includin... | 11/21/2006 |
| 7121108 | Cover assembly of machinery chamber in refrigerator Refrigerator including a machinery chamber in a cabinet of the refrigerator having components provided therein, the components including a valve for connecting to a hose to supply water to the refrigerator, a cover attached to the cabinet to cover the machinery cham... | 10/17/2006 |
| 7044149 | Pipe fitting A pipe fitting with a body adapted for connection at a first end thereof to a supply pipe and at a second end thereof to a distribution pipe so as to permit fluid communication between the supply pipe and the distribution pipe. The body is provided with first valve ... | 05/16/2006 |
| 7021677 | Seal retainer with metal seal members for undersea hydraulic coupling An improved seal retainer for an undersea hydraulic coupling member, which utilizes metal seals to maintain fluid integrity, is disclosed. The metal seals of the present invention are designed to either create an absolute barrier to fluid flow, or utilize a press or... | 04/04/2006 |
| 6938636 | Breakaway coupling with flapper valve A breakaway coupler for coupling upstream and downstream hose includes one or more locking balls carried by a downstream coupling member. An upstream flapper is pivotally secured with respect to an upstream housing. A pushrod is axially movable in response to engage... | 09/06/2005 |
| 6932391 | Quick-release fitting assembly A quick-release fitting assembly has a male fitting and a female fitting. The male and female fittings are secured together by a retaining ring that is at least partially received in aligned first and second retaining grooves that are provided in the male fitting an... | 08/23/2005 |
| 6908118 | Socket for dialyzer A spring-biased holder 42 for pressing a locking ball (41) is accommodated between an outer sleeve (30) fitted onto an outer surface of a coupling part (21) of a coupler main body (20) and the outer surface of the coupling part ( | 06/21/2005 |
| 6892753 | Structure for converting a mechanical joint to a fusion joint The converter for converting a mechanical joint to a socket fusion joint includes a body having an inner surface, a stop disposed on the inner surface, and a fusion surface extending from the stop for a distance d1. The converter also includes a marker dispos... | 05/17/2005 |
| 6866064 | Coupling assembly having a coupling member removably securable in an apparatus A coupling assembly is provided that includes a first coupling member removably securable in an apparatus having a port that includes a receiving groove, a retaining surface and a resilient locking member receivable in the receiving groove. The first coupling member... | 03/15/2005 |
| 6810898 | Hose access port for recreational vehicles and trailers A method and apparatus providing a hose access port for a mobile unit configured to provide access for a hose through an exterior wall to extend to a toilet for flushing a holding tank. The hose access port includes a hose-holding duct portion, an outside-mountable ... | 11/02/2004 |
| 6675822 | Concrete distributing boom for concrete pumps The invention relates to a concrete distributing boom for mobile and stationary concrete pumps. The inventive boom is provided with a substructure (14, 14', 14"), a pillow block (32) that can be rotated around a vertical axis on the substructure and a sta... | 01/13/2004 |
| 6622747 | Cutting, valve insertion and corrosion-resistant works without fluid supply interruption A fluid supply interruption free cutting apparatus of the present invention comprises a seal-up housing and a drill. The drill has a milling cutting tool turned by a motor. The seal-up housing is of a structure suited to turn in the circumferential direct... | 09/23/2003 |
| 6615858 | Appliance water valve assembly and associated method A water valve assembly includes a valve body having defined therein (i) an inlet, (ii) an outlet, (iii) a central cavity, and (iv) a component access opening, wherein fluid advancing into the valve body through the inlet must pass through the central cavi... | 09/09/2003 |
| 6578596 | Apparatus and method for thermoplastic extrusion An apparatus and method for controlling the extrusion of thermoplastic through one or more discharge orifices is described. An apparatus comprises one or more thermally conductive flow tubes defining flow channels in a heated thermally conductive body and... | 06/17/2003 |
| 6497243 | Assembly of fuel system components on a fuel tank Apparatus and method of assembling an interior fuel systems component suitable for immersion in liquid fuel in a tank to an exterior component of different material weldable to the fuel tank. The exterior component is preferably formed of HDPE having a ha... | 12/24/2002 |
| 6491054 | Method and apparatus for constructing modular fluid containment tanks A modular fluid storage tank, intended for underground storage of water, utilizing alternating circular and octagonal ribs in the main body and curved, ribbed, end caps. Interconnection of the tanks uses rigid pipe or semi-flexible hose. The coupling betw... | 12/10/2002 |
| 6478048 | Two out of three voting solenoid arrangement A binary voting solenoid arrangement 10 is provided which operates in a "2 out of 3" manner to provide relatively high safety, low spurious tripping and a relatively low installation cost, while also enabling on-line testing of each solenoid individually ... | 11/12/2002 |
| 6431610 | Tube assembly for communicating water to a fixture A tube assembly for communicating water under pressure from a water supply valve and a water fixture inlet tube assembled at a job site, having an elongate corrugated tube with alternating grooves and ridges and cut to length to extend between a water fix... | 08/13/2002 |
| 6427710 | End side holding device for a vent pipe of a fuel tank and method of making same The end-side holding device for a vent pipe of a fuel tank on a stationary wall of a motor vehicle is constructed in two parts and is composed of a connecting piece connected with the vent pipe and of a counterpart. The end region of the connecting piece,... | 08/06/2002 |
| 6422258 | Snap-and-crimp appliance water valve assembly and associated method for making the same A water valve assembly includes a valve body having defined therein a central cavity and a bracket-receiving opening. The valve assembly also includes a first valve component positioned in the central cavity of the valve body. Moreover, the water valve as... | 07/23/2002 |
| 6349735 | Differential pressure sensor and isolation valve manifold assembly A pressure monitoring assembly includes an isolation valve assembly and a differential pressure sensor assembly. The rigid manifold has two pressure inlet ports which each communicate with respective pressure outlet ports through isolation valves. An equa... | 02/26/2002 |
| 6273122 | Magnetic valve, especially for use in a module for an electrohydraulic gear unit controller The magnetic valve (16,17) is arrangeable in a multipart housing (12) and includes a coil-part group (64,128) and a valve subassembly (138). The valve subassembly (138) is arrangeable in a valve seat (94,95) provided in a housing (12). The valve subassemb... | 08/14/2001 |
| 6257266 | Method and apparatus for in-line repair of pipelines A method and apparatus for the in situ repair or replacement of a pipeline, such as, a natural gas pipeline is made up of a transition fitting having a tubular section with means for temporarily sealing off that section, an expansion tool having an elonga... | 07/10/2001 |
| 6070606 | Method of attaching supply conduit to a solenoid operated valve A method of non-releasably quick-connecting a tubular metal conduit to the inlet of a non-metallic valve body. A closure having a tube-receiving bore is then pre-assembled with a frictionally engaging spring washer and seal rings therein and is then secur... | 06/06/2000 |
| 6003537 | Removable penetration fittings using T-fitting and flexible pipe combination A T-fitting such as for use inside a containment box for connecting a primary pipeline to a gasoline dispenser has two flanges which connect to the pipeline and a main T-element sealed to each flange by a sealing element such as a gasket. The flanges thre... | 12/21/1999 |
| 5967191 | Method for servicing a live pipeline A process for servicing a live pipeline does not require the preexistence of isolation valves or access components or the use of special enclosures. No special components remain in the serviced pipeline. The invention is particularly useful for servicing ... | 10/19/1999 |
| 5941267 | Electrically controlled flow regulator valve with transient dampening An electrically controlled flow regulator valve assembly having a diaphragm operated pressure regulator valve with a solenoid operated valve for by-passing the diaphragm to control flow to the regulator valving chamber. In one embodiment the regulator val... | 08/24/1999 |
| 5924436 | Connecting construction of branch pipe and connecting method thereof A connecting construction of a branch pipe is disclosed. The construction includes a branch-pipe joint fixed to an outer peripheral face of an existing pipe and attached to a passage forming member for forming, between the passage forming member and the o... | 07/20/1999 |
| 5918620 | Pressurized and sealing device and a process for hermetic systems Patent of invention for pressurizing and sealing device and process for hermetic systems, provided with a gas feeding conduit (1), comprising: a tubular body (10) defining an internal chamber (13) between a first end (11) which can be tightly seated again... | 07/06/1999 |
| 5915402 | Refrigeration isolation valve apparatus and method of use A refrigeration isolation valve including an integral pair of ball valves closed coupled by a custom union for disconnecting and replacing charged refrigeration components. The annular bore through the valve bodies and coupling are consistent with the bal... | 06/29/1999 |
