U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5285430

Behavior Modification Wristwatch

A wristwatch including a watch band and a watch body having an octagon shaped perimeter and being red in color and having the word STOP thereon to resemble a stop sign.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 138/130 - Oppositely wound


Subclass of Class 138 - Pipes and tubular conduits
Definition: Device wherein there are plural layers of material spirally
No. of patents: 168
Last issue date: 08/02/2011


1          
NumberTitleIssue Date
7987875Flexible pipe, its manufacture and use
A flexible, typically un-bonded, armored pipe, and a method manufacturing a flexible pipe. The pipe has a center axis and comprises an inner liner surrounded by a radial armoring and an axial armoring, the radial and axial armoring each comprising at least one armor...
08/02/2011
7493918Fluid conduit
The present invention relates to fluid conduit (1) suitable for use in the transportation of working fluids to a wellhead or the like from a topside location or the like. The fluid conduit (1) is suitable for use in a multi-conduit umbilical. The condu...
02/24/2009
7431054Breathing 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
7371446Hose construction containing polymer composition
The present invention relates to an automotive hose having at least one rubber layer comprising from about 60 to about 95 parts by weight of ethylene vinyl acetate (EVM), and from about 5 to about 40 parts by weight of polyacrylic rubber (ACM). ...
05/13/2008
7363946Flame-resistant tube for braking systems
A tube for railroad pressurized air braking systems, which tubs can resist up to a free-flame temperature of about 700-800 ° C. for at least 15 minutes, and has a tube substrate made of a synthetic rubber, at least a reinforcement fabric material layer arranged abo...
04/29/2008
7347225Highly 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
7328725Reinforced 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
7318454Flexible 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
7314067Design and manufacturing method for multi-material tube structures
The present invention provides an improved tubular structure which uses the properties of different materials, such as stiffness, strength, and density are exploited in a manner which combines the most attractive characteristics of existing metal and composite tubes...
01/01/2008
7308911Electronically detectable high-pressure hose and method of determining the location of the hose
A hose is provided having at least one layer defining a tubular body with a length and an electrically conductive lead joined to the tubular body and extending along the length of the tubular body. The electrically conductive lead is adapted to receive an electrical...
12/18/2007
7258141Pipe liner apparatus and method
A thermoplastic pipe liner assembly and method for installation in a pipeline by pulling the pipe liner assembly through the pipeline in a temporarily folded condition wherein the thermoplastic pipe liner assembly has a core inner liner, an outer liner with optional...
08/21/2007
7234410Buoyancy control systems for tubes
A buoyancy control system for controlling the buoyancy of a tube may includes generally tubular length of buoyancy control material having a selected buoyancy characteristic. The length of buoyancy control material may be attached to a section of the length of the t...
06/26/2007
7207354Design and manufacturing method for multi-material tube structures
The present invention provides an improved tubular structure which uses the properties of different materials, such as stiffness, strength, and density are exploited in a manner which combines the most attractive characteristics of existing metal and composite tubes...
04/24/2007
7152632Systems and methods for pipeline rehabilitation
The present disclosure is directed to methods and systems for pipeline rehabilitation. The methods and systems disclosed herein permit the rehabilitation of long lengths of previously installed pipe and minimize the need for creating multiple access points to the pi...
12/26/2006
7143789High-pressure hose comprising several layers of reinforcing plies
The present invention relates to a high-pressure hose structure comprising several layers of reinforcing plies where the reinforcing fibers are spirally laid. The hose structure according to the invention is characterized by the odd number of its reinforcing ...
12/05/2006
7117703Wire-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
7114526Composite 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
7104285Hose 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
7096814Variable buoyancy device
The method of constructing a hull for ocean profiling or gliding vehicles which reduce the energy required to make vertical excursions. Composite materials are used in constructing the hull, specifically a fiber reinforced matrix, wherein the choice of the fiber mat...
08/29/2006
7093620Reinforced plastic pipe and process for manufacturing the said pipe
Reinforced pipe obtained by winding, onto a tubular support based on a polymeric composition, of reinforcing tapes comprising an oriented polymeric composition in layers crossed at an equal but opposite angle relative to the axis of the pipe. The tapes are selected ...
08/22/2006
7063181Fluid-borne noise suppression in an automotive power steering system
A method of dampening fluid-borne noise in an automotive power steering system in accordance with a presently preferred embodiment of the invention contemplates provision of a power steering fluid hose having a laminated inner tube surrounded by a reinforcing outer ...
06/20/2006
7055551Flexible 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
7032623Flexible 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
7029356Buoyancy control systems for tubes
Buoyancy control methods for tubes are described. In one embodiment, a buoyancy control method can include a composite tube and a buoyancy control material for controlling the buoyancy of the composite tube. The composite tube can include an internal liner an extern...
04/18/2006
7021339Brake hose for motor vehicle
A vehicle brake hose has inner tube rubber layer 1, first and second braided fiber reinforcing layers 2, 3 that are provided outside the inner tube rubber layer 1, and an outer tube rubber layer 5 that is provided outside the second braid...
04/04/2006
7011731Long nip press belt made from thermoplastic resin-impregnated fibers
Provided is a method for manufacturing a papermaking belt structure using tapes made of a solid thermoplastic resin surrounding a fibrous matrix. The method calls for applying a layer of CD oriented tapes to a mandrel surface, then applying a layer of MD oriented ta...
03/14/2006
7000645Armoured, 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
6978806Armored, 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
6978804Systems and methods for pipeline rehabilitation
The present disclosure is directed to methods and systems for pipeline rehabilitation. The methods and systems disclosed herein permit the rehabilitation of long lengths of previously installed pipe and minimize the need for creating multiple access points to the pi...
12/27/2005
6969439Method and device for manufacturing belt material for tire
A method of manufacturing a belt material for tire, comprising the steps of spirally winding a ribbon, having a plurality of linear cords disposed longitudinally and coated with rubber, on the outer peripheral surface of a drum at specified pitches while the drum is...
11/29/2005
6966344Device 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
6959735Multilayer 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
6923273Well system
The drilling system includes a work string supporting a bottom hole assembly. The work string including lengths of pipe having a non-metallic portion. The work string preferably includes a composite coiled tubing having a fluid impermeable liner, multiple load carry...
08/02/2005
6921446System and method for producing tire
A ply station 12, a band station 13, a shaping station 14, and a belt-tread station 15 are disposed along one side of a conveyor line 11 which extends linearly. A first feeding apparatus 16 disposed between the stations 1...
07/26/2005
6917002Pressure actuated switching device and method and system for making same
A pressure actuated switching device is made by applying at least a first layer of fluid conductive polymeric coating material to a surface of a sheet of green rubber material. The conductive polymeric coating is solidified to form an electrode, and the sheet of gre...
07/12/2005
6913058Method and device for producing body ply material for pneumatic tires
The peripheral length (M) dimension of the outer peripheral surface of drums (35, 36) is set equal to the width (W) dimension of body ply materials (46A, 46B) used for tires or integral multiples thereof. The wrapping length (L) of the wrapper (...
07/05/2005
6905319Stator for down hole drilling motor
An improved down hole drilling motor suitable for drilling applications. The down hole drilling motor comprising a stator disposed in the tubular housing. The stator includes an internal cavity having one or more lobes. A rotor operatively positioned in the cavity o...
06/14/2005
6899140Flexible 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
6889716Fiber reinforced pipe
A flexible, fiber reinforced pipe has been invented for conveying fluids. The pipe is flexible enough to be spoolable, even under winter temperature conditions. The pipe can contain pressure, when buried, unrestrained and bent. The pipe exhibits impact resistance un...
05/10/2005
6883551Braided 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
1          
 
Sign InRegister
Username  
Password   
forgot password?