Class 73/150A - Bond strength

Subclass of Class 73 - Measuring and testing
No. of patents: 146
Last issue date: 01/24/2012

Number	Title	Issue Date
8100002	Adhesion measuring apparatus A measuring apparatus is provided for measuring the coating adhesion of an edge or a corner of an object. The measuring apparatus includes a platform, a fixing assembly to fix the object, a supporting plate fastened to the platform, a loading mechanism pivotably att...	01/24/2012
7913553	Connection strength testing device A strength testing device for testing a connection strength between two articles when a connection interface therebetween located vertically and includes a blade member, a suspending member, and a handle. The suspending member includes a relay portion, a first conne...	03/29/2011
7913552	Device for testing the adhesion of a coating to a substrate and method of using same A device for testing the adhesion of a coating to a substrate and a method of using the device are disclosed. The device is adapted to substantially replicate and consistently conduct the adhesion test procedure described in ASTM standards D3359 and F1842. The devic...	03/29/2011
7765861	Method of adhesion measurement at the interface between layers The strength of adhesion between two layers is evaluated by applying a series of laser shocks directly to the surface of one of the layers. Adhesion strength is determined based on the wavelength and energy of the laser pulse creating the shock which causes rupture ...	08/03/2010
7669467	Adhesive joint for joining components of transport craft, in particular of aircraft, and method for determining minimum mechanical load capacity and/or mechanical strength of an adhesive joint This invention relates to an adhesive joint for joining components of transport craft, in particular of aircraft, wherein the adhesive joint is formed by an adhesive means. According to the invention, the adhesive means has several functional elements with actuatory...	03/02/2010
7628065	Method of measuring properties of interfacial adhesion A method for measuring toughness of interfacial adhesion including applying a normal force with a probe to a surface of a coating joined to a major surface of a substrate, wherein the surface is substantially parallel to the major surface, and applying a lateral for...	12/08/2009
7628066	Apparatus and method for evaluating peel adhesion An apparatus for evaluating the peel adhesion of a test specimen to a substrate. The apparatus includes a base plate having a surface for receiving the substrate; a substrate clamping plate for securing the substrate to the substrate receiving surface of the base pl...	12/08/2009
7614293	Method of evaluating adhesion property, low-adhesion material, and mold for molding resin A mold surface of an upper mold with which a fluid resin comes into contact has an oxide therein. The oxide contains a metal cation and an ion. Field strength is calculated based on a valence of the metal cation and ionic radius of the ion. Based on predetermined re...	11/10/2009
7506542	Tack measuring device A device for measuring the tack of materials, comprising a first cylinder (1) included in a fixed frame (2) and a second cylinder (3) included in a movable yoke (4), whose outer surfaces contact each other via a layer of the material to b...	03/24/2009
7497115	Quality control process for a structural bonded joint The invention relates to a quality control process for an adhesive joint of two sub-components of a structure comprising the following steps: a) Providing the structure of composite material to be controlled; b) Providing at least one premanufactured testing device ...	03/03/2009
7426855	Method and apparatus for testing the adhesive strength of overlays of plain bearing bushings A method and an apparatus for testing the adhesive strength of overlays attached to the inside of plain bearing bushings. The method is characterized in specifying clearance between the plain bearing bushing tested and a rotating or oscillating pin extending through...	09/23/2008
7426856	Device and method for measuring adhesion strength between two optical elements A device for measuring adhesion strength between a first optical element and a second optical element includes a force gauge, a first magnet, and a second magnet. The second magnet is fixed to the force gauge. The first magnet and the second magnet are configured fo...	09/23/2008
7409848	Apparatus and method for bulge testing an article An apparatus (10) for bulge testing an article (12) comprises a pressure vessel (14) arranged to define a chamber (15), the pressure vessel (14) has a first aperture (28) and a second aperture (30), means to pressuriz...	08/12/2008
7392708	Apparatus and method of measuring shear strain of thick adhesive bondlines A method an apparatus for testing shear strain response of a test specimen having a thick adhesive bond line is disclosed. Method and apparatus permit the use of readily available clip-on extensometers. The apparatus and method may include the use of knife edges sec...	07/01/2008
7389698	Nutplate bond strength tester unit A bond strength tester unit is provided for testing adhesive bond strength of a nutplate or the like attached to a substrate, such as by adhesive bonded attachment to a blind side of the substrate in substantial alignment with a substrate opening. The nutplate may b...	06/24/2008
7299701	Compressive fatigue and energy test apparatus and method for testing clutch plate friction materials The present invention presents a means for simultaneously testing the compressive strength and measuring the thermal energy dissipated by a given friction material during slip. The testing apparatus includes a rotatable flywheel that rotates a transmission reaction ...	11/27/2007
7287419	Method of measuring interfacial adhesion properties of stents A method for measuring toughness of interfacial adhesion including applying a normal force with a probe to a surface of a coating joined to a major surface of a substrate of a medical stent, wherein the surface is substantially parallel to the major surface, and app...	10/30/2007
7287420	Method of measuring properties of interfacial adhesion of medical device coatings A method for measuring toughness of interfacial adhesion including applying a normal force with a probe to a surface of a coating joined to a major surface of a substrate of a medical device, wherein the surface is substantially parallel to the major surface, and ap...	10/30/2007
7287418	Method of measuring interfacial adhesion properties of electronic structures A method for measuring toughness of interfacial adhesion including applying a normal force with a probe to a surface of a coating joined to a major surface of a substrate of an electronic structure, wherein the surface is substantially parallel to the major surface,...	10/30/2007
7240563	Method for verifying concrete flexural strength The present invention relates to a method for verifying concrete flexural strength by establishing a predictive correlation between concrete flexural strength and a second strength parameter, such as direct tension or indirect tension, measuring the value of that se...	07/10/2007
7216534	Substrate processing apparatus and thermal type flowmeter suitable to the same In a thermal type flowmeter 60, a heating/heat-sensitive coil 64 which is shaped as a coil is fit close into an approximately central portion of a duct pipe 63. A flow rate computing circuit 65 supplies electric power to the heating/heat-...	05/15/2007
7179344	Method and apparatus for testing the quality of crimped seals Crimped seals that are formed in overlapping portions of a packaging material are tested for quality. Initially, the packaging material is installed on first and second clamps. A portion of the packaging material is then extended between first and second crimpers. T...	02/20/2007
7096742	Load support assembly and method of using same An assembly for use in suspending loads from a load cell comprising: an upper part adapted to be secured to an anchor point and from which a load cell may be suspended; and a lower part adapted to be suspended from the load cell and from which a load may be suspende...	08/29/2006
7086288	Thin membrane transducer A transducer includes a substrate and a thin membrane having a shape that can be deflected relative to the substrate to provide an amount of membrane deflection useful for sensing or actuation purposes. ...	08/08/2006
7083327	Method and apparatus for detecting kissing unbond defects A active thermographic method for detecting subsurface defects in a specimen, particularly kissing unbond defects, includes heating a specimen, applying a force to the surface of the specimen to shift and separate the walls of the defect, and obtaining thermographic...	08/01/2006
7080583	Method and apparatus for presetting specimens in a cutting device In microtomes or ultramicrotomes, it is necessary to preset the specimen (14) onto the knife (16). In order to facilitate and automate this presetting operation, which is intended to guarantee the fastest and most accurate possible positioning of the k...	07/25/2006
7041960	Bond separation inspection method using compressive thermal strain in optical sensor part A bond separation inspection method using an optical fiber sensor. The method includes a step of embedding a sensor part of an optical fiber sensor in an adhesive joining a plurality of members together. The sensor part is embedded in the adhesive in such a way that...	05/09/2006
7033819	System for monitoring cell motility in real-time The invention relates to devices, devices for arraying biomolecules, including cells, methods for arraying biomolecules, assays for monitoring cellular movement, and systems for monitoring cellular movement. The devices include a support; a first layer configured to...	04/25/2006
7033821	Device for monitoring cell motility in real-time The invention relates to devices, devices for arraying biomolecules, including cells, methods for arraying biomolecules, assays for monitoring cellular movement, and systems for monitoring cellular movement. The devices include a support; a first layer configured to...	04/25/2006
7028555	Apparatus and method for testing tire liner surface adhesion capability Apparatus and method for measuring adhesion capability in a tire liner, the apparatus including a film strip attaching to the tire liner and having a through opening and an attachment interface distanced from the opening; an adhesive backed cover member attaching to...	04/18/2006
7013868	Accelerator signal offset system A disclosed accelerator pedal offset system includes a first connector that can be coupled to an accelerator pedal of a motor vehicle and a second connector that can be coupled, in place of the accelerator pedal, to an engine control module of the vehicle. The secon...	03/21/2006
6997046	Method and apparatus for fixtured wax and trace A method and apparatus is provided for making impressions of edges and profiling the edges using a profiling machine. The apparatus allows the impressionable material used for forming the impression to be held in a fixed position while the impression of the edge is ...	02/14/2006
6981408	Thin-film adhesion testing method and apparatus A method of testing thin film adhesion includes placing the film at the focus of a cavitation-producing sound beam. Time required to achieve spot erosion provide a measure of adhesion strength. No erosion occurs when insonification pressure amplitude remains below a...	01/03/2006
6981407	Atomic force microscopy measurements of contact resistance and current-dependent stiction A modified atomic force microscope (AFM) is used to perform contact resistance and/or current-dependent stiction measurements for conductive thin films at controlled values of applied force. The measurements are preferably performed under conditions approximating th...	01/03/2006
6978664	Dual function indenter A dual function indenter for use in a nanoindentation system is disclosed. The indenter of the present invention includes an indentation tip having a machined flat at its distal end forming a compression platen. A sharp imaging probe tip adjacent the machined flat e...	12/27/2005
6945097	Characteristic strain and fracture resistance for scratch independently of indenter geometry The invention involves an apparatus and method for calculating characteristics of materials, such as equivalent strain, using an indenter where the method used is independent of indenter geometry. The method includes performing a scratch test to calculate the strain...	09/20/2005
6938465	Method of rating brittleness of coating substance and device for implementing the brittleness rating method Brittleness of a coating substance such as a coating film that is too brittle and/or too thin to be independently removed or handled is rated on the basis of an outcome of detection of acoustic emissions which are produced when a test film piece prepared by laminati...	09/06/2005
6938494	Load test machine A load test machine includes a base block, at least a pair of posts rising from the base block, a cross head spanning between the pair of posts, and an actuator mounted on the base block or the cross head. The actuator is able to apply a load on a test piece positio...	09/06/2005
6862944	Non-destructive butt weld inspection method A non-destructive plastic butt weld inspection method in which the weld bead 42 is removed from an exterior surface of a weld zone region 44 of a butt weld and the weld zone region 44 is heated to a temperature sufficient to visualize the weld z...	03/08/2005
6832525	Method of testing peel strength between layers of a tubular laminate A mandrel assembly is provided for testing the peel strength between an outer layer and an adjacent inner layer of a tubular laminate. The assembly includes a cylindrical mandrel rotatably mounted to a clamping bracket. The mandrel has a retaining surface on its out...	12/21/2004

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Class 73/150A - Bond strength