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Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."
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| Number | Title | Issue Date |
| 7946312 | Flexible pipe Apparatus and methods are disclosed relating to flexible pipe and composite tape. Flexible pipe body for a flexible pipe comprises an internal pressure sheath and at least one armour layer over the sheath comprising a wound tape of composite material. A method for m... | 05/24/2011 |
| 7770603 | Flexible tubular pipe with an anti-wear sheath A flexible tubular conduit for transporting hydrocarbons comprising at least two metal sheathing covers which are separated by a plastic anti-wear layer. Each cover is produced by helically winding a metal longitudinal element. The anti-wear layer is produced by hel... | 08/10/2010 |
| 7530372 | Flexible non-bonded pipe which is used to produce a dynamic pressurised fluid transfer hose and, in particular, a mud hose for rotary oil drilling The invention relates to a non-bonded pipe which is used to produce a dynamic pressurized fluid transfer hose and, in particular, a mud hose for rotary oil drilling. The inventive pipe consists of the following elements from inside outwards: an inner polymer sheath,... | 05/12/2009 |
| 7487803 | Flat high-tensile wire as hose reinforcement A flexible hose or pipe (42) is reinforced by means of at least one flattened steel wire (10, 20) with natural edges. The steel wire has a thickness-to-width ratio t/w below 0.95, a tensile strength Rm exceeding 3500−2000×d, where d is th... | 02/10/2009 |
| 7431054 | Breathing air hose and method of making same A method of manufacturing a wire-reinforced flexible rubber hose that is particularly suitable for use in breathing air applications. The method includes positioning a section of wire-reinforced tubing on a forming mandrel and then positioning a sleeve of uncured ru... | 10/07/2008 |
| 7357968 | Reinforced, high pressure, low permeation multilayer hose A reinforced, high pressure hose is disclosed for use in the transport of high pressure fluids. The hose includes a multilayered inner tube capable of prolonged exposure to fluids such as those containing hydrocarbons, and a reinforcement layer overlaying the inner ... | 04/15/2008 |
| 7347225 | Highly flexible multistructure tube A multi-structure pipe intended to transport a fluid, used in particular in oil production, including a first hollow and closed tubular structure having a set of substantially circumferential slits, each slit extending on an arc of more than 180° and defining a ten... | 03/25/2008 |
| 7328725 | Reinforced hose A reinforced hose according to an embodiment of the present invention includes a first reinforcing layer having a reinforcement material with a first tensile strength. A second reinforcing layer overlays the first reinforcing layer and includes a reinforcement mater... | 02/12/2008 |
| 7318454 | Flexible tubular duct for the transport of fluid and particularly gaseous hydrocarbons with an anti-turbulence carcass and internal lining A flexible tubular pipe for transporting hydrocarbons, the pipe comprising at least one carcass, an internal pressure sheath and one or more armor layers. The carcass forms the innermost structural element of the pipe and consists of an interlocked spiral winding of... | 01/15/2008 |
| 7311123 | Flexible tubular pipe A flexible tubular pipe comprising a metal carcass helically coiled about a longitudinal axis of said flexible pipe and the carcass comprises a seamed profiled hollow tube. ... | 12/25/2007 |
| 7302973 | Reinforced flexible pipeline having a thermal barrier A reinforced flexible pipeline (1), which has an inner liner (3) whose inner side engages an inner reinforcement layer (2) that may be formed by a so-called carcass, and on whose outer side at least a strength-imparting reinforcement layer (4... | 12/04/2007 |
| 7281547 | Multi-layered flexible tube A multi-layered tube comprising a first inner polymeric tubular structure, a second foamed polymeric structure containing a plurality of short or long reinforcing elements dispersed therein and, optionally, a third cover layer on the outer surface of the reinforcing... | 10/16/2007 |
| 7243686 | Hose A hose (10) comprising a tubular body (12) of flexible material arranged between an inner and an outer helically wound wire (22, 24). The hose (10) further comprises an axial strengthening means (20) adapted to reduce deformation o... | 07/17/2007 |
| 7238400 | Flat textile strip forming one layer of a flexible duct that is used for hydrocarbon transport and the duct thus formed A pipe for transporting hydrocarbons including textile tape of fibers or fiber windings having a thicker central section and thinner longitudinal edge regions, the tape being wound in a helical winding. ... | 07/03/2007 |
| 7219700 | Flexible pipe and method for producing the same In a flexible pipe having shape retaining capabilities, a first pipe is provided having a first base wire and a first subsidiary wire, the first base wire being wound in a spiral manner, the first subsidiary wire externally covering the first base wire and being fit... | 05/22/2007 |
| 7124780 | Flexible tubular fluid-transfer conduit A flexible tubular pipe having a pressure sheath, a pressure vault comprising at least one pressure-resistant armor, an intermediate sheath and at least one tensile armor layer. The inner annular space formed between the pressure sheath and the intermediate sheath c... | 10/24/2006 |
| 7117703 | Wire-stranded hollow coil body, a medical equipment made therefrom and a method of making the same A wire-stranded hollow coil body (1) has a multitude of coil line elements (2) stranded along a predetermined circular line to form a flexible wire tube having a central axial hollow portion (3), the flexible wire tube is stranded under a strand... | 10/10/2006 |
| 7114526 | Composite hose with a corrugated metal tube A composite hose comprises a corrugated metal tube as barrier layer against permeation of conveyed fluid and a reinforcing layer which is formed by braiding a reinforcing wire member made of a metal wire. A braid density of the reinforcing layer is 55% or less. ... | 10/03/2006 |
| 7104285 | Hose with corrugated metal tube A hose with corrugated metal tube comprises a corrugated metal tube as innermost layer and outer layer in a radially outer side thereof including elastic layer and reinforced layer. The reinforced layer is braided with reinforcing filament members at a braid or wind... | 09/12/2006 |
| 7069955 | Flexible armoured pipe and use of same An armoured flexible pipe consists of an inner liner (3), which surrounds a carcass (1, 2). On the other side of the inner liner (3) there are two armour layers, where the innermost (5, 6) is a pressure armour layer, while the outermost (... | 07/04/2006 |
| 7066411 | Flexible shower arm assembly A flexible shower arm assembly that allows the user to repeatably adjust the position of the shower head in three dimensions by configuring the shape of the shower arm attached between the water source, such as a shower pipe, and the water dispenser, such as a showe... | 06/27/2006 |
| 7055551 | Flexible pipe and method of manufacturing same A flexible pipe and a method of manufacturing same according to which the pipe is formed by multiple layers of different materials and suitable for use in subsea and land-based applications. ... | 06/06/2006 |
| 7040569 | Winding tube and method for the production thereof The invention relates to a winding tube for winding up bands, films, sheets of metal or similar made of a spiral shaped wound metal strip whose adjacent strip windings overlap at least partially. The metal strip has a corrugated or ribbed profile in the cross-sectio... | 05/09/2006 |
| 7032623 | Flexible pipe with high axial compression strength and method for making same The present invention relates to a flexible pipe structure wherein transverse displacement caused by buckling of the elongate elements of a tensile armouring layer when the pipe is being laid or used in deep sea is limited. The invention aims to reduce the play betw... | 04/25/2006 |
| 7004205 | Unidirectional textile reinforcing sheath capable of being taped onto a mechanical structure to be reinforced A unidirectional textile reinforcing sheath capable of being taped onto a mechanical structure to be reinforced, said sheath being formed from a tape produced by the weaving of high-strength warp threads based on aramid, and having a central zone bordered by two lat... | 02/28/2006 |
| 7000645 | Armoured, flexible pipe A flexible, armored pipe is disclosed. In an exemplary embodiment, the flexible, armored pipe includes an impermeable liner, an outer armoring layer, and an inner armoring layer. The inner armoring layer includes one or more wound armoring elements, and the outer ar... | 02/21/2006 |
| 6998588 | Heat fusion fitting A method for the manufacture of a heat fusion fitting, which comprises i) forming a body (1) comprising at least a first layer of a first cross-linked polymeric material, ii) embedding or partly embedding a ferromagnetic heating element (11, 12) in a s... | 02/14/2006 |
| 6978806 | Armored, flexible pipe and use of same A flexible, armoured pipe has an impermeable inner liner (3), which is surrounded by at least two reinforcement layers (5, 6, 7, 8). Between the reinforcement layers an impermeable membrane (10) is provided, which ensures that fluids do not perm... | 12/27/2005 |
| 6966344 | Device for limiting the lateral buckling of armouring plies of a flexible pipe For limiting the lateral buckling of tensile armor plies of an underwater flexible pipe, that can be used in the offshore oil industry, the plies include from the outside inward, at least one external polymer sheath, a first outward retention layer of a defined thic... | 11/22/2005 |
| 6959735 | Multilayer flexible hose The present invention relates to a multilayer flexible hose, preferably for fuel or coolant lines in an automotive vehicle, comprising a support layer and a metallic barrier layer which is fixedly connected to said support layer, and to a method of producing the sam... | 11/01/2005 |
| 6945970 | Catheter incorporating a curable polymer layer to control flexibility and method of manufacture The present invention relates generally to catheters for performing medical procedures including percutaneous transluminal coronary angioplasty. More particularly, the present invention relates to guide catheters, diagnostic catheters and balloon catheters with an i... | 09/20/2005 |
| 6926039 | Flexible pipe for transporting a fluid A flexible pipe for transporting a fluid comprising an outer sealing polymer sheath, at least a pair of armor wraps helically and long-pitch wound, and a polymer pressure sheath. The pressure sheath consists of an inner tube arranged in an outer tube, and grooves ar... | 08/09/2005 |
| 6907906 | Cuffed hose and method of manufacture The present invention is directed towards an improved flexible hose (10). The hose (10) is comprised of at least a flexible material (28) and a reinforcing rod (12) positioned externally of the flexible material (28). Terminal ends... | 06/21/2005 |
| 6904939 | Flexible tubular pipe for hydrocarbon transport with carcass consisting of an elongated element stapled with a band iron A flexible tubular pipe for hydrocarbon transport, comprising from inside to outside at least a carcass, an inner sheath, tensile armoring plies and an outer sheath, wherein the carcass is formed by winding of at least an anti-corrosive elongated metal element with ... | 06/14/2005 |
| 6899140 | Flexible pipe and method of manufacturing same using metal reinforced tape A flexible pipe and a method of manufacturing same according to which a tubular sheath is provided that defines a longitudinal passage for receiving a conveyed fluid, a tape is formed by a plurality of metal fibers supported by a strip of flexible material to form a... | 05/31/2005 |
| 6889718 | Armoured, flexible pipe and use of same Flexible, armored pipes and methods of using the same are disclosed. In an exemplary embodiment, the flexible, armored pipe includes an inner liner which is surrounded by a pressure armor. The inner liner may be built-up by joining together profiles that have a numb... | 05/10/2005 |
| 6883551 | Braided hose reinforcement and method of manufacture A braided hose reinforcement (14) comprises left and right turning strips (20, 22). Each of said strips comprises a number of steel wires. The steel wires (24) located at the side regions of the strips have a tensile strength which is substantia... | 04/26/2005 |
| 6843278 | Flexible duct with shrinkage-proof film The invention concerns a flexible duct (1) comprising from inside outwards a carcass (2) produced by a short-pitched metallic helical winding forming butt gaps (12), an overlapping layer (10) acting as a heat shield consisting of helicall... | 01/18/2005 |
| 6838141 | Hose A hose of a laminated structure which comprises a rubber layer composed of a rubber composition, and a laminate including a metal foil and a resin, the rubber composition including: (A) a rubber including at least one of an ethylen... | 01/04/2005 |
| 6827109 | Flexible hose and method of manufacture A flexible hose and a method for manufacturing the same includes a hose tube having a smooth exterior surface. The hose tube exterior surface has a fabric and cover laminated or wrapped thereon. The lead end of a single wire is helically wound about the hose tube on... | 12/07/2004 |
