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8176777 |
Device and method for measuring layer thicknesses
The present invention concerns a device for measuring of layer thicknesses, especially for measuring of layer thicknesses of a structural part (18) during or after a coating process, with at least...
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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...
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8100021 |
Tensile test device and method for testing deposits on electronic substrates
A tensile testing machine has a jaw which includes a unitary ‘H’ section member having a cross piece and two uprights. The cross piece is mounted to a cantilever beam which is supported on said tes...
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8096190 |
Process for conducting adherence tests for a coating on a substrate
In order to conduct tests designed to determine the adherence properties of a coating on a substrate, a pull plate of a hardenable material is molded directly to the surface of a coating applied to...
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8069702 |
Rolling ball tack measuring apparatus
A measuring apparatus to measure adhesion of a tape includes a supporting plate slanting related to horizon, and a ball. The tape is attached to the supporting plate with an adhesive surface...
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8051703 |
Methods for using a fluid stream to test a honeycomb body
Methods are provided for testing a honeycomb body comprised of a core portion comprising honeycomb cell walls and a circumferential skin portion overlying at least some outer honeycomb cell walls....
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8043449 |
Apparatus and method for fabricating shear test coupons
An apparatus for adhering coupons together for adhesive shear testing may include a first member, a second member, at least one alignment device, and at least one separation device. The first...
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7997147 |
Shear test device
Shear test apparatus for gold and solder balls of a semiconductor substrate comprises a support element (21) on which is provided a piezo-electric crystal (24) in the direct shear load path. The...
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7980757 |
Bonding strength measuring device
A bonding strength measuring device for measuring the bonding strength between a substrate and a molding compound disposed on the substrate is provided. The measuring device includes a heating...
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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...
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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...
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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...
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7736452 |
Method of forming and indirect testing of a bond on or in an aircraft component
A method, in which a damaged site of a composite material structure, for example a wing skin on an aircraft, is repaired, includes the steps of repairing the damaged site with repair material,...
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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...
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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...
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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...
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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...
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7594444 |
Test apparatus and method therewith
A test apparatus for testing a separation force between a housing (92) and a subsidiary element (94) of a portable electronic device (100). The housing defines a plurality of through holes. The...
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7549337 |
Method for inspecting peeling in adhesive joint
A method is disclosed wherein a portion of a sensor part of an optical fiber sensor is embedded in an adhesive between two joined members, and peeling in an adhesive joint of the two members is...
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7509876 |
Laser bond inspection using annular laser beam
Methods, systems, and apparatuses are provided for generation of focused stress waves that selectively apply tensile stress to local regions of a bonded article.
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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...
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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...
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7472602 |
Determination of elastomer material properties for the Mullins effect using a bi-axial test device
Systems and methods for determining material properties of elastomers for the Mullins effect are described. In one aspect of the present invention, material properties of an elastomer membrane...
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7448279 |
Device for testing material properties with regard to combined tensile and shear loads, in particular for testing adhesives
A device for testing material properties with regard to combined tensile and shear loads, in particular for testing adhesives, includes a device for applying the force, a measuring device, a test...
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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...
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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...
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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...
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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...
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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...
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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,...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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6813958 |
Method for combinatorially measuring adhesion strength
A method of measuring the adhesive strength of polymer materials that are arranged in a combinatorial library which involves providing a lens array having a plurality of individual lens elements on...
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6814810 |
Apparatus for calibrating a dispensing system
The present invention is directed to methods and apparatus for accurately controlling the quantity of material dispensed from dispensing systems. In one aspect of the present invention, a...
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6802214 |
Envelope quality control apparatus
A unit for evaluating various properties of a paper envelope. The unit is capable of examining an envelope and determining key features of the envelope, such as the amount of front seal adhesive...
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6800156 |
Surface preparation indicators
The present invention relates to indicators of surface preparation and methods of making such indicators.
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6792812 |
Method and apparatus for layered structure breaking strength estimation
Method for layered structure breaking strength estimation in which an edge of a cutting blade is inserted into an upper layer of the structure and the cutting blade is moved substantially in...
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6765662 |
Surface analysis
A method and apparatus for estimating the adhesion properties of a surface of an article by holding the article so that the surface is facing downwards and placing a droplet of liquid against the...
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6604420 |
Nondestructive adhesion testing by ultrasonic cavitation
A method is provided for nondestructive adhesion testing of a coating on a component surface through ultrasonic cavitation. The disclosed method includes submerging a tip end of a vibratory horn in...
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6598466 |
Method for additive adhesion force particle analysis and apparatus thereof
A method including: sonicating a liquid suspension of first particles; and analyzing the liquid phase for second particles. An apparatus including: a sonicator adapted to sonicate a liquid...
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6584858 |
Device and method for measuring adhesive strength
First, a sample holder 13, 57 is lowered such that a sample is held. Next, a roller 11 or a plate-shaped member 56 is lowered and pressed to an adhesive surface 15A of a sample 15. At this time, a...
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6539790 |
Stiction-based chuck for bulge tester and method of bulge testing
A bulge tester (20) for determining residual stresses, and mechanical, thermal and other properties of a thin film (26) of material. The bulge tester includes a chuck (22) that supports the...
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6513374 |
Apparatus to quantify the adhesion of film
A new apparatus is provided for the quantification of the adhesion of a film over a substrate. In particular, the peeling force and the rate of peeling are quantified by providing a first means for...
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6502455 |
Microscratch test indenter and method of microscratch testing
A method and an indenter for microscratch test of durability properties of the materials, including resistance of coating films to delamination. The blade-like indenter has a prism-like body...
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