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A kissing shield comprised of a thin, flexible membrane and a frame or holder.
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| Number | Title | Issue Date |
| 4900064 | Connector for fiber duct systems A connector member for coupling flexible cylindrical tubular duct to the wall of a fibrous duct is comprised of a pair of parallel metal strips, the opposed marginal edges of which are connected to a flexible central strip. A clamp and a slip joint are pr... | 02/13/1990 |
| 4900070 | Conduit coupling device with redundancy features A coupling assembly for connecting adjacent ends of conduits, primarily used for aircraft fuel lines having redundant locking features is provided. This coupling can be manipulated with one hand and includes laterally spaced locking tines which engage rai... | 02/13/1990 |
| 4898407 | Coupling for pipes with plain ends A pipe coupling wherein a one-piece or composite tubular housing has at least one axially parallel slot and its end portions confine annuli of teeth which must penetrate into the ends of the respective pipes to hold the pipes against axial movement relati... | 02/06/1990 |
| 4896902 | Segmented transition coupling Coupling segments of a segmented pipe coupling have dissimilar ends that are interfittable with ends of an identical said coupling segment in only one specific orientation of said coupling segments, and which are antagonistic to the interfitting of said e... | 01/30/1990 |
| 4895397 | Clamp A clamp for forming a seal on a pipeline section, the clamp comprising a pair of complementary clamp members to be clamped together, each clamp member having an inner surface with a pair of axially spaced, circumferentially extending circumferential seals... | 01/23/1990 |
| 4893843 | Lubricant-free elastomeric gasket A gasket for use in a segmented pipe coupling has portions at its ends of greater radius than the radius of the portion intermediate the ends, thus enabling the pipe coupling to be applied to a pipe in the absence of lubricants.... | 01/16/1990 |
| 4889370 | Pipe repair assembly A weldless pipe repair assembly comprises a cylindrical hub member having a through bore, the hub member being formed in two separable, mating parts for slidable interfitting engagement, a first one of the parts having a longitudinal slot for fitting the ... | 12/26/1989 |
| 4881760 | Conduit coupling device with redundancy features A coupling assembly for connecting adjacent ends of conduits, primarily used for aircraft fuel lines having redundant locking features is provided. This coupling can be manipulated with one hand and includes a central tine and laterally spaced locking tin... | 11/21/1989 |
| 4870856 | Split fittings useful in forming a secondary semi-rigid pipeline over primary pipelines Split fittings for use in the installation of a semi-rigid secondary pipe over a primary pipe comprise a pair of housing halves which, when mated, form a housing enclosure, sealing means and clamping means capable of holding the secondary pipe and housing... | 10/03/1989 |
| 4871198 | Corrugated plastic pipe coupling A clamp-type corrugated plastic pipe coupling of the invention, which is clamped with a split mold having flanges, includes an outer coupling member having a corrugation at least on its inner surface and a packing member arranged inside the outer coupling... | 10/03/1989 |
| 4867482 | Lugless pipe couplings A pipe coupling is formed of a pair of similar semicircular segments of a preselected diameter which are fastened together by separate, standard-size, length-adjustable fasteners to form a predetermined diameter circular casing for surrounding and connect... | 09/19/1989 |
| 4865357 | Metal pipe coupling to accommodate a desired angle of connection between drainage pipe sections A rigid metal pipe coupling for joining pipe sections comprises a sheet of metal having opposite edges for rolling into a generally cylindrical rigid sleeve. The metal sheet has an integrally formed expansible and contractible means formed intermediate th... | 09/12/1989 |
| 4863203 | Seal attachment for tubing A mechanical seal for closing the gap between adjacent ends of rigid tubes which must remain in fixed position makes use of two complementary semicylindrical shells, each of which carries a molded sealing gasket provided with a recess adapted to fit aroun... | 09/05/1989 |
| 4861075 | Coupling for rigidly connecting pipe sections A coupling construction includes a plurality of coupling segments which are receivable in substantially end-to-end encircling relation around the end portions of a pair of grooved pipe sections and a plurality of nut-and-bolt assemblies for securing the c... | 08/29/1989 |
| 4842306 | Pipe coupling The non-profiled end portions of two pipes can be coupled to each other by a ring-shaped band which has at least one axially parallel gap and circumferentially extending corrugations defining two outer chambers and at least one median chamber. Each chambe... | 06/27/1989 |
| 4826215 | Clamp A clamp for securing a hose connection. The clamp is a cylindrical shell which encases a hose connection and secures the connection from being disconnected by ordinary means.... | 05/02/1989 |
| 4822077 | Pipe coupling reducing insert A standard pipe coupling is formed of two, semi-circular segments that are bolted together to form a circular casing which surrounds the adjacent, axially aligned, end portions of two pipes to be connected. The casing is U-shaped in cross-section to form ... | 04/18/1989 |
| 4819974 | Pipe coupling A pipe coupling wherein a composite housing surrounds the objects or parts to be coupled with one another. The housing confines two annular gripping members, one for each part and each having a trapeziform cross-sectional outline with two oppositely incli... | 04/11/1989 |
| 4813718 | Clamping collar This clamping collar, notably for the automotive industry and more particularly for coupling and sealing the joints between the component elements of an exhaust and muffler system, permits the end to end coupling of these elements. The collar consists of ... | 03/21/1989 |
| 4807912 | Pipe coupling A pipe coupling for joining a first pipe to a second pipe, a pipe elbow, a fitting, a machine or the like. The coupling has at least two half shells which engage around the first pipe to form an axial gap and can be tightened against each other by a radia... | 02/28/1989 |
| 4790058 | Clamp A clamp for forming a seal on a pipeline section, the clamp comprising a pair of complementary clamp members to be clamped together, each clamp member having an inner surface with a pair of axially spaced, circumferentially extending circumferential seals... | 12/13/1988 |
| 4789189 | Pipe saddle A pipe saddle for providing a reliable connection to a pipe. The present invention uses a barb seal which embeds within the surface of the pipe to lock the pipe saddle in place and prevent leakage. The barb seal is formed from the material of the pipe sad... | 12/06/1988 |
| 4768813 | Repair coupler A repair coupler including two identical mating coupler members having a complementary relationship is disclosed. Each of the two complementary coupler members is formed to include a portion of semicircular cross-section and outwardly extending longitudin... | 09/06/1988 |
| 4749215 | Conduit split case expansion coupling A split case expansion coupling for steel pipe conduit that is made in two identical half sections that fit over any given commercial steel pipe size with one pipe end fixed and with the other pipe end being free to expand or contract. The free end has a ... | 06/07/1988 |
| 4748060 | Flexible pipe covering seam sealing A flexible pipe covering having a seam or split along its length is placed over a water or like pipe. The seam is sealed by the use of a pressure sensitive adhesive transfer tape which is factory mounted on one side of the seam and provides a protective s... | 05/31/1988 |
| 4729582 | Pipe coupling A coupling for the plain ends of two pipes has a tubular housing with two flange-like end portions which extend radially inwardly toward the ends of the respective pipes. The housing contains two sets of externally toothed blocking elements each of which ... | 03/08/1988 |
| 4726611 | Flexible pipe coupling A flexible pipe coupling wherein an elastic sleeve has a centrally located annular internal partition which is contracted by the end faces of the end portions of two pipes which are inserted through the respective open ends of the sleeve. The sleeve has p... | 02/23/1988 |
| 4720125 | Expansion and length adjustment joint An expansion and length adjustment joint for use with a double walled metal chimney, the chimney having an inner flue wall and an outer casing wall, the adjustment joint having an inner sliding sleeve with a flange at one end thereof. An upper flue wall c... | 01/19/1988 |
| 4715626 | Clamping sleeve with a clamping screw A clamping sleeve for pipes consists of a rubberelastic sealing ring (1) and a clamping ring (2) which encircles the sealing ring and has clamping plates (5) which are directed radially outward, are located opposite one another and are penetrated by a cen... | 12/29/1987 |
| 4708373 | Tapping sleeve or service clamp for use in attaching a branch pipe to a main in a fluid supply system A tapping sleeve or service clamp has first and second semi-cylindrical sleeve members that fit around a pipe having a side opening, one sleeve member with a fixed side branch which is aligned with said opening. The sleeve member has lug members at opposi... | 11/24/1987 |
| 4705305 | Coupling and clamping device The invention, of toggle principle to hold and join two tubes or shafts, has 3 main parts, which do not wear, have great strength which can be increased by increasing the width of its 3 parts, which can be attached together by adhesive and two flexible ru... | 11/10/1987 |
| 4702500 | Fire resistant seal An elastomeric seal for incorporation into a pipe coupling includes a fire-ring which acts to retain a residual portion of a radial flange of the seal in sealing relationship with the pipe ends in the event of thermal destruction of the remainder of the s... | 10/27/1987 |
| 4702499 | Hingeable segmented pipe couplings A hingeable segmented pipe coupling includes dual or plural coupling segments which are hingeable relative to each other in the absence of transverse hinge pins, at least one pair of bolting pads including arcuate surfaces which roll with respect to each ... | 10/27/1987 |
| 4684156 | Preloaded space structural coupling joint This invention relates to a coupling device for tubular members (11 and 12), of large truss structures, with a locking collar 20 being the only moving part. Each tubular member is constructed with an end bell section 15 that has a belled flange 17 with a ... | 08/04/1987 |
| 4678208 | Gasket for segmented pipe couplings An elastomeric gasket for a segmented pipe coupling has ends which extend beyond the ends of the coupling segment, and which are retractable into skirt portions of the gasket formed at the respective ends thereof, the compressive force exerted on the end ... | 07/07/1987 |
| 4671541 | Flexible pipe coupling A resilient flexible pipe coupling for interconnecting two pipes of different diameters in a pressure tight manner comprises a tubular metal casing formed with a longitudinal gap and a tensioning screw device for reducing the width of the gap to tighten t... | 06/09/1987 |
| 4667505 | Split fittings and pipeline systems using same Split fittings for use in the installation of a flexible jacket over a rigid pipeline comprise a pair of housing halves which, when mated, form a housing enclosure, sealing means and clamping means capable of holding the flexible jacket to the housing enc... | 05/26/1987 |
| 4664422 | Pipe coupling A pipe coupling comprising a housing which can be clamped about pipe ends which are to be interconnected possesses radially inwardly flexed end flanges. The housing encloses an inwardly open sealing gasket having a substantially C-shaped axial cross-secti... | 05/12/1987 |
| 4664428 | Sealing assembly for pipe joint A pipe joint includes a novel sealing plate for sealing the axial joint or joints of a cylindrical coupling. The sealing plate carries on its upper surface a pair of axial gaskets which seal against the coupling above the sealing plate and against O-rings... | 05/12/1987 |
| 4660870 | Clamp A band that is discontinuous circumferentially, placeable on an object to be clamped in transverse direction; toggle locking means releasably locks the ends of the band together on the object. In one form the band is made in parts hinged together, and in ... | 04/28/1987 |
