| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 285355000 | Screw | 26 |
| 20090184516 | Screw connection element and protective covering therefor - A screw connection element has an outer threaded portion with a plurality of threads in which a sealing element is disposed and a front end for being screwed with the front end first into a connection element to be joined and having a corresponding inner thread portion, a protective sheath-like covering surrounding the outer threaded portion for retaining the sealing element in the threads and composed of a flexible material; and a thread situated at a- the front end threaded portion and free of the sealing means, wherein the protective covering is formed at this position such that it enters into the thread free of the sealing means and such that a form-fitting thread connection is produced between the front end and the protective covering in an axial direction of the outer threaded portion. | 07-23-2009 |
| 20090218813 | MULTI-USE TORQUE FITTING AND COMPRESSIBLE FERRULE - Embodiments of the present invention generally relate to an assembly comprising a multi-use torque fitting, a length of tubing, and a compressible ferrule, wherein the assembly is configured to couple an end of the length of tubing to a port of a fluid-handling device in a hermetically sealed or substantially leak-proof manner. Generally, the fitting is configured to provide a degree of compression to the compressible ferrule sufficient to prevent substantial fluid leakage at the ferrule/port interface. This fitting generally comprises a threaded body portion and a torque-limiting body portion, wherein the threaded body portion and the torque-limiting body portion are arranged substantially concentrically along a longitudinal axis of the fitting. | 09-03-2009 |
| 20100320755 | APPARATUS AND METHOD OF ZERO CLEARANCE CONNECTION WITH OPTIONAL SENSING FUNCTION - Apparatus and method for mechanically attached connections of conduits may include a conduit gripping member ( | 12-23-2010 |
| 20110006518 | Compression Seal - A compression seal, for a conduit fitting comprising a body and an insert, is disclosed. The compression seal comprises an annular trunk having a first end, a second end and an outwardly bulbous section therebetween. A sealing surface is provided on an outer portion of the bulbous section and a resiliently deformable element is provided at or adjacent the first end of the trunk. An assembly comprising a first conduit, a second conduit and a fitting including a compression seal as described above, is also disclosed. | 01-13-2011 |
| 20110006519 | Screw Connection - The invention relates to a screw connection ( | 01-13-2011 |
| 20110031745 | FLUID COUPLING AND RETAINER FOR FLUID COUPLING - An object of the present invention is to provide a fluid coupling, even if it has a large diameter, in which a coupling member can be readily retained by a retainer and the retainer can be readily attached to or detached from the coupling member, and a retainer for such a fluid coupling. A retainer | 02-10-2011 |
| 20110198843 | PORT STRUCTURE AND FLUID DEVICE INCLUDING THE PORT STRUCTURE - A port structure for connecting a resin tube to a port part includes a tube insertion hole in which the tube is inserted, a female screw portion provided in an opening of the tube insertion hole, and a tapered hole provided on a inward side of the female screw portion and formed with a taper with a diameter decreasing from the female screw side to the rear end. When a nut is screwed into the female screw portion to press the ferrule against the tapered hole, a repulsive force of the tapered hole acts on a tapered surface of the ferrule, elastically deforming the ferrule radially inward so that the ferrule bites into the tube and is pressed against the tapered hole to provide a seal. | 08-18-2011 |
| 20110227338 | SEALED PIPE JOINT - In a pipe joint where two pipe sections ( | 09-22-2011 |
| 20110278841 | PIPE JOINT - In a pipe joint, a tapered male screw thread is provided at one end and a joint connection section which is connected to a joint section is provided at the other end. The tapered male screw thread has a length adapted so that, when the tapered male screw thread has been fastened to a tapered female screw thread formed in an end cap, the entire length is engaged with the tapered female screw thread, and the sealing effect is obtained by a seal member. | 11-17-2011 |
| 20120056421 | SYSTEM AND METHOD FOR SECURING A NUT TO AN OIL PAN - An oil pan nut configured to be secured to an oil pan includes a hub having an upper surface configured to support a mating surface of the oil pan, and a column integrally connected to the hub. A passage is formed through the hub and the column. The column is configured to be crimped over the upper surface of the hub in order to compressively sandwich at least a portion of the mating surface of the oil pan between the crimped column and the upper surface of the hub. | 03-08-2012 |
| 20130056979 | HOLDING DEVICE FOR SENSORS FOR HIGH-PRESSURE APPLICATIONS - Device for connecting a sensor, which has a conical sealing cone and an external screwthread in front of the sealing cone, to a high-pressure component, comprising a bore and a connection line in the high-pressure component, wherein the bore has an internal screwthread and the end face of the bore is joined to the connection line via a conical sealing cone, further comprising a hollow pressure screw with an external screwthread which is designed to engage in the internal screwthread of the bore, wherein the pressure screw has an internal screwthread which is designed so as to engage in the external screwthread of the sensor, wherein the external screwthread and internal screwthread of the pressure screw run in opposite directions, so that the sensor sealing cone and the end face of the bore can be pressed against each other by screwing the pressure screw into the bore of the high-pressure component. | 03-07-2013 |
| 20130076029 | Gasket and Seal Apparatus - Embodiments of the present invention feature devices and methods for holding fluids at high pressures. One embodiment of the present invention features a fluid containing conveying device for receiving and discharging fluids. The device comprises a housing having a chamber for containing a fluid. The housing has a first gasket receiving surface for receiving a gasket. A gasket formed of a deformable material and having a first abutment surface and second abutment surface. The first abutment surface received on the first gasket receiving surface and the second abutment surface for receiving a chamber closing piece. The chamber closing piece having a second gasket receiving surface, the chamber closing piece for closing the chamber. At least one of the first gasket receiving surface of the housing and the second gasket receiving surface of the chamber closing piece having a retaining grove, having at least one edge. Compression means for compressing the gasket, deforming the material such that the gasket is pressed into retaining groove and gripped by the edge of the cavity to prevent gasket movement. | 03-28-2013 |
| 20130300112 | TURBULENCE FREE RING - The present subject matter relates to a turbulence free ring (TFR), for a pipe-coupler unit. The TFR includes a main portion, forming a closed loop of predetermined diameter, webbed portions extending in an axial direction from the main portion, a fitment edge, extending in a radially outward direction from the main portion, and a raised section having a substantially flat top surface. The raised section extends in a radially inward direction from the main portion. | 11-14-2013 |
| 20130341918 | Faucet Fast Connector - A faucet fast connector comprises a connecting part and an outflow part. The connecting part includes a plate used to allow water inflow and configure through holes. The outflow part includes an accommodating element having a stopper to allow an end of an elastic element to abut against, an accommodating area inside the accommodating element, a gasket located in the accommodating area and having a flow guide hole for forming displacement with the through hole, a blocking element located on the other side of the elastic element and corresponding to the gasket, and an air hole located under the accommodating area and connected in communication with the inside and outside of the accommodating element. Exterior air can enter into the air hole to drain out the water remaining in the outflow part thereby preventing frozen water problems under low temperature. | 12-26-2013 |
| 20140042742 | COMBINATION OF THIN-WALLED PIPE AND JOINT, AND METHOD FOR FORMING THE SAME - A combination of a thin-walled metal pipe and a joint, including the thin-walled metal pipe, the joint, a sealing ring, and a socket ring. One end of the metal pipe is pressed by a pair of pliers to form a boss. One end of the joint is provided with an opening including a female thread for receiving the metal pipe. A step is disposed at the bottom of the opening. The socket ring comprises male thread corresponding to the female thread. The sealing ring and the socket ring are sleeved on the metal pipe and are separated by the boss. When the socket ring is screwed down, the female thread and the male thread cooperate with each other tightly, so that the socket ring leans against the boss and extrudes the sealing ring to press the step at the bottom of the opening to form a sealed combination. | 02-13-2014 |
| 20140145435 | TUBE CONNECTOR SEALING STRUCTURE AND TUBE CONNECTOR - The present application provides a tube connector sealing structure configured to seal connecting portions among a tube, a connector main body and a nut, including a sealing ring, a supporting ring, and a retaining ring which are all arranged at an outer side of the tube, wherein an outer side end of the retaining ring and an outer side end of the sealing ring respectively abut against a threaded end opening of the connector main body and a clamping end of the nut, and one end of the supporting ring presses against an inner side end of the retaining ring, and a right angled cooperative connection is formed between the other end of the supporting ring and an inner side end of the sealing ring. The present application further discloses a tube connector having the above tube connector sealing structure. | 05-29-2014 |
| 20140145436 | FEED-THROUGH DEVICE - A device for a sealed feed-through of an elongated part through an opening in a mounting wall includes a hollow cylindrical tubular fitting connectable to the mounting wall and having a fitting channel for the elongated part and a first outer thread, a cap nut with a feed-through opening for the elongated part and an inner cap thread that is connected to the first outer thread, and a sealing member arranged within the cap nut and having a receiving channel for the elongated part. The tubular fitting includes, adjacent the first outer thread, a cylindrical sealing wall and the cap nut includes, adjacent to the inner cap thread, a closing flange that holds an elastic sealing ring that rests tightly sealing on the sealing wall and which is axially movable along the sealing wall when the cap nut is turned relative to the tubular fitting. | 05-29-2014 |
| 20140183862 | THREADED CONNECTOR FOR LARGER DIAMETER TUBULAR MEMBERS - A threaded connector for a large diameter tubular member includes a pin member having an external thread formed thereon with a first contact surface located on one side of the external thread and a sealing element located on the other side of the external thread, and a box member having an internal thread formed thereon with a first contact surface located on one side of the internal thread and a second contact surface located on the other side of the internal thread. The first contact surface of the pin member and the second contact surface of the box member correspond with and are configured to engage with each other, and the first contact surface of the box member and the sealing element of the pin member correspond with and are configured to engage with each other. | 07-03-2014 |
| 20140265324 | APPARATUSES AND METHODS FOR PROVIDING QUICK-CONNECTIONS WITH RETAINING FEATURES - Fittings and coupling assemblies for relatively easy and quick connections to conduits are disclosed herein. A fitting assembly configured in accordance with an embodiment of the disclosure includes a male connector and a female connector that can be coupled together to form a fitting assembly for attachment to a conduit or tube. The male connector can include a retaining feature, such as an undulated barb, to correspond with a corresponding engagement feature, such as a tooth carried by a shroud of the female connector, to allow the male and female connectors to be rapidly coupled together and also prevent the connectors from unintentional loosening. To couple and also separate the male and female connectors, a user can apply a compressive force to at least one of the male and female connectors, followed by a partial rotation of one of the connectors. | 09-18-2014 |
| 20150292654 | PIPE CONNECTION FOR CONDUCTING A FLUID THAT IS UNDER PRESSURE - A pipe connection for conducting a fluid that is under pressure is provided, having two tubular connection parts for a conical clamping connection, which are screwed together by a union nut while one is inserted in the other, wherein each connection part has a conical sealing surface that contacts the other in a sealing manner and wherein an annular groove is provided in one of the sealing surfaces. In order to enable the pipe connection also to conduct a fluid having cycling or varying temperature, the inner of the two connection parts has thermal insulation on the inside of the pipe at least in the axial segment of the sealing surface of the connection part, wherein the thermal insulation tube has a cam or a collar on the outer surface, which engages in a recess, which is axially bounded by the two connection parts. | 10-15-2015 |
| 20160010771 | THREE PIECE PIPE COUPLING | 01-14-2016 |
| 20160097474 | CLICK-SEAL TORQUE LIMITING CONNECTOR DESIGNS - A fluid connector assembly comprises an outer fastener and an inner fastener. The outer fastener is comprised of a top surface, a bottom surface, and a plurality of radially extending members on the top surface. The inner fastener is provided comprising a top surface, a bottom surface, and a plurality of radially extending projections. The radially extending projections are dimensioned to be received by the radially extending members when the inner fastener is assembled with the outer fastener. A connector is disposed in the inner fastener, wherein the connector may be externally threaded so as to receive a fluid supply line that is internally threaded. The radially extending projections of the inner fastener may be flexible. | 04-07-2016 |
| 20160123506 | SEALING DEVICES, BUSHING, AND SYSTEMS INCLUDING THE SAME - One aspect of the invention provides a sealing device for connecting a length of corrugated tubing. The sealing device includes: a body member defining a sleeve portion; a nut adapted and configured for threaded engagement with the body member, the nut defining an internal shoulder; and a bushing. The bushing includes: an annular internal rib located on a proximal end, the annular internal rib adapted and configured to engage a corrugation valley of corrugated tubing; a medial external rib adapted and configured to be engaged by the internal shoulder of the nut and to advance the bushing within the sleeve portion of the body member; and a trailing hinged portion located on a distal end. The trailing hinged portion is adapted and configured for inward compression against the corrugated tubing received within the bushing as the nut is advanced over the trailing hinged portion. | 05-05-2016 |
| 20160123507 | PIPE CONNECTOR FITTING WITH ELONGATE GASKET AND METAL THREADS - A pipe connector fitting comprising a body comprising a longitudinal axis, a throat, opposed side walls, an upstream end and a downstream end, a bore defined by the body, a plurality of internal metal threads disposed within the body, an elongate gasket comprising a non-round cross-section, and a gasket retention area defined by the body, sized and dimensioned. to accept and retain the gasket when the gasket is non-compressed and fully compressed and the gasket is never allowed to escape the gasket retention area into the throat of the body, the gasket retention area comprising a flat gasket retention surface disposed perpendicular to the longitudinal axis of the body, the gasket disposed within the gasket retention area, wherein, when a threaded male fitting is threadedly disposed within the body, the threaded male fitting can be rotated 360 degrees while remaining continuously fluid tight for pressures in excess of 300 psig. | 05-05-2016 |
| 20160377204 | Potable Water Adapter for Beverage Equipment - A fitting with no moving parts or service technicians to attach between beverage equipment and water supply to make an uncommon connection of a ⅜ flared female fitting to a water valve having a ⅜ compression type outlet while in confined spaces with limited dexterity thus creating a water tight seal with minimal torque and compression of components to aide in the service of beverage equipment. | 12-29-2016 |
| 20160377208 | Gasket for Threaded Pipe Flange - A gasket comprising a central opening having a first diameter; an inner region adjacent to the central opening, the inner region having an approximately constant first axial thickness and a first radial length; an outer region adjacent to the inner region, the outer region having a second axial thickness and a second radial length, the second axial thickness being less than the first axial thickness, and the second radial length being no more than about thrice the first radial length; and wherein the gasket is constructed from an elastomeric material. The gasket may be used in a pipe joint including at least one threaded pipe flange joined to another pipe flange. | 12-29-2016 |
