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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 4888985 | Method and apparatus for testing tape bond strength The method and apparatus employs a frequency sensitive electric motor and control system to measure the adhesive bond between a carrier tape and a cover tape adapted to carry miniature components. The adhesive bond strength is dynamically tested and recor... | 12/26/1989 |
| 4823611 | Ceramic tile shear testing apparatus and method A ceramic tile shear testing apparatus and method of use. The apparatus includes a frame with a hydraulic cylinder for moving a shearing member extending outwardly of the frame. The apparatus may be placed on a bonding layer on a working surface adjacent ... | 04/25/1989 |
| 4662228 | Automated interfacial testing system For use in inspecting composite materials made of fibers in a supportive polymer matrix, a test instrument and method are set forth. The apparatus uses an optical microscope to provide a view of a cut specimen having small fibers therein. The optical axis... | 05/05/1987 |
| 4612805 | Adhesion characterization test site A test site for gauging the adhesion between the insulating layers and the metal layers used to produce the various devices on a semiconductor chip. The chip-sized test site can be formed along with the product chips on the product wafers. The layers of t... | 09/23/1986 |
| 4584881 | Weld testing head Disclosed herein is apparatus for testing the weld strength of a battery connection extending through a hole in a battery partition and between first and second lugs located in adjacent parallel relation to the partition and each including an end surface ... | 04/29/1986 |
| 4534205 | Method of shock testing aluminum alloy welded joints Aluminum alloy armor weld joints are ballistic shock tested by first sepaely determining the ballistic impact capability of the components to be joined by the weldment by firing a plate proofing projectile at 0° obliquity at each of said components at d... | 08/13/1985 |
| 4416158 | Punching-shearing method for inspecting quality of butt welded joint A punching-shearing method for inspecting the quality of a butt welded joint comprises pressure butt welding steel members under heat to form an annular bulge around the joint portion of the steel members, punching-shearing the bulge under red heat immedi... | 11/22/1983 |
| 4393700 | Process and test specimen for determining the adhesion to glass of interlayers for laminated glass by the tensile shear test Glass laminates used as safety glass consist of several sheets of glass united by adhesive interlayers. The bond strength of such interlayers may be determined in simple manner using a special test specimen by the tensile shear test. The test specimen is ... | 07/19/1983 |
| 4380174 | Apparatus for shear testing welds A device for non-destructively simultaneously testing the shear strength of at least four welded joints presented by a metallic truss having two spaced substantially parallel chord members joined together by a substantially coplanar web member bent into a... | 04/19/1983 |
| 4346602 | Apparatus and method for measuring adhesive bond strength An improved apparatus is disclosed for measuring the adhesive bond strength etween two materials. A short, cylindrical specimen (28) having a test surface of one material is attached to a rigid base (12) on which a slide (16) is mounted on preloaded roller... | 08/31/1982 |
| 4248097 | Torsion shear apparatus A torsion shear apparatus, especially for testing adhesives, in which two members of a test specimen bonded one into the other are subjected to a torsional load, comprising a rigid retainer for non-rotatable and form-locked retention of the first member o... | 02/03/1981 |
| 4108719 | Method and apparatus for gauging the radial spacing between fuel and surrounding cladding of a fuel rod for nuclear reactors A fuel rod for nuclear reactors normally comprises an internal fuel core surrounded by an external cladding, a radial spacing being advantageously arranged between said core and cladding in order to avoid hard interaction between said parts. According to ... | 08/22/1978 |
| 4080825 | Glue bond tester Apparatus to test the strength of a glue bond joint connecting two sheets of paperboard or similar sheet-like material. The apparatus automatically produces the bond, duplicating the production process, and then forces the sheets apart by moving the sheet... | 03/28/1978 |
| 4055992 | Beam lead testing apparatus An apparatus for testing the bond strength of beam leads is disclosed. The present invention involves testing apparatus that includes a movable table having a probe, a mounting bar adjacent said movable table having a base with an angled surface for mount... | 11/01/1977 |
| 4043179 | Non-destructive testing of bonding laminates A system responsive to pressure differential is provided for non-destructive testing of the bonding between a face sheet and the attached core of a laminated or like composited structure, including an internally evacuated transducer arranged to glide easi... | 08/23/1977 |
| 4012947 | Method and apparatus for testing battery connector welds A method and apparatus for testing the weld strength of through-the-wall battery connections of the type having upstanding flat plate-like projections on opposite sides of the battery partition the testing being accomplished by application of shear forces... | 03/22/1977 |
| 3972463 | Wire placement fixture A microcircuit adhesion testing method and fixture for uniform placement and soldering of a preselected length of wire above a film pad on a microcircuit substrate with consistent substrate-to-wire spacing, comprising a holder for the substrate, finger sp... | 08/03/1976 |
| 3948089 | Strain gauge apparatus A specimen or in-service structural member in which strain is to be measured is fabricated as a unit which generates a signal in response to strain occurring in a given region of its surface. A film of piezoelectric material is deposited upon the surface ... | 04/06/1976 |
| 3942368 | Portable pull testing unit for installed earth anchors A lightweight, compact, portable pull-testing device is disclosed which is especially adapted for testing the load capabilities of installed, relatively small earth anchors such as those utilized with hold-down equipment for mobile homes or the like. The ... | 03/09/1976 |
| 3937073 | Method of non-destructively testing aluminum-to-copper welds Discloses a method of non-destructively testing an aluminum-to-copper butt weld in a bar comprising an aluminum section and a copper section joined together by said weld. Forces are applied to the bar in such a manner that the weld is subjected to total s... | 02/10/1976 |
