Comic actor Danny Kaye received patent D166,807 for the co-design of "Blowout Toy or the Like". It's similar to one of those toys that unravels when you blow into at a birthday party except Kaye's has three blowouts going in different directions, not just one.
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| Number | Title | Issue Date |
| 4955269 | Turbine blade fatigue monitor An on-line vibratory fatigue monitor measures displacement of an object such as the blade of a turbine rotor to generate a displacement signal and calculates accumulated fatigue in the object in dependence upon the displacement signal. The displacement of... | 09/11/1990 |
| 4897796 | Nondestructive measurement of fractions of phases in mixtures and composite materials The weight fractions of the phases of a composite material working specimen are determined nondestructively by first performing a sufficient number of nondestructive and destructive calibration measurements on the properties of calibration specimens. The ... | 01/30/1990 |
| 4894787 | Automatic load monitoring system with remote sensing A novel system for determining the magnitudes of loads on rotating helicopter components from signals remotely measured on the helicopter fuselage is characterized by a processor which decomposes the measured signals into corresponding Fourier components ... | 01/16/1990 |
| 4794545 | Nondestructive measurement of fractions of phases in mixtures and composite materials The weight fractions of the phases of a composite material working specimen are determined nondestructively by first performing a sufficient number of nondestructive and destructive calibration measurements on the properties of calibration specimens. The ... | 12/27/1988 |
| 4763528 | Non-destructive method for determining at least one point of a crack front in a part and an apparatus for the implementation of the method The device concerns a method for detecting the position of at least one point of the crack front within a part (4) subjected to fatique stresses or to a ductile rupture. An ultrasonic beam is used focused in the plane P of the crack growth; the axis of th... | 08/16/1988 |
| 4751657 | Method and apparatus for detecting axial cracks in rotors for rotating machinery Axial cracks in the rotor assembly of a variety of rotating machinery are detected while the rotor is being rotated, by sensing mechanical vibrations of the rotor at a location along the length thereof to produce a corresponding rotor vibration signal. A ... | 06/14/1988 |
| 4733361 | Life usage indicator Apparatus for determining the life usage of components subject to variable operating conditions particularly helicopter gears subject to variable torque. A monitor 10 provides an analogue signal of the level of operating parameter which is passed through ... | 03/22/1988 |
| 4609994 | Apparatus for continuous long-term monitoring of acoustic emission Provided is apparatus suitable for continuous long-term monitoring of acoustic emissions, particularly from large structures such as pipelines. The apparatus comprises a plurality of detector-analyzer units coupled to a central control unit via a communic... | 09/02/1986 |
| 4609992 | System for monitoring torsion damage to a composite line of shapes through a driving machine and a driven machine First and second devices (8,9) measure the speed of rotation at two widely separated points H and J along a line of shafts, e.g. through a turboalternator unit. Parameters representative of the opposing torque are determined by a third device which is res... | 09/02/1986 |
| 4577501 | Probe coil snubber The present invention utilizes a wire wool slug packed inside a helical coil of an aircraft engine sensor in order to reduce vibration damage to the coil.... | 03/25/1986 |
| 4538462 | Adhesive bond integrity evaluation method The invention is a method of determining whether an adhesively bonded joint between two structural elements meets established strength requirements. The method comprises the following steps: (1) Determining by test the levels of acoustic energy to be dire... | 09/03/1985 |
| 4525219 | Ampule cleaning and quality control system Ampules may be cleaned and quality controlled by submerging frangible, sealed, partly filled, floatable ampules in a container in an ultrasonic cleaning tank bath in such manner as to not only clean all the ampules but also break a large portion of any fl... | 06/25/1985 |
| 4499770 | Systems for monitoring changes in elastic stiffness in composite materials Traversing energy flux transmitted into a fiber/matrix composite structure is propagated through the structure in directions which vary depending upon the elastic stiffness condition of the composite. Degradation in elastic stiffness of the composite, fro... | 02/19/1985 |
| 4408294 | Method for on-line detection of incipient cracks in turbine-generator rotors A method is disclosed for detecting incipient cracks in the rotor of a turbine-generator while the turbine-generator is on-line operating under normal conditions. Vibration signature analysis is performed on a set of difference signals produced by superpo... | 10/04/1983 |
| 4355538 | Exo-electron non-destructive test device and method A non-destructive testing device and method is provided wherein a test piece is held in a test stand located in a test enclosure. The test enclosure is evacuated. The test stand and test piece held therein is then vibrated, immediately after which the tes... | 10/26/1982 |
| 4283956 | Method of detecting the onset of cracking in articles during dynamic testing A method is disclosed for detecting the onset of cracking in an article subjected to dynamic loading. The article is subjected to a dynamically changing load, and additionally is loaded and vibrated at its natural frequency. The onset of a crack in the ar... | 08/18/1981 |
| 4255978 | Torsional vibration monitoring apparatus for a rotating shaft system A torsional vibration monitoring system for monitoring torsional vibration occurring in a rotating shaft system such as in a power generator turbine is disclosed. Torsional vibrations are measured at a small number of measurable positions on the rotating ... | 03/17/1981 |
| 4232554 | Thermal emission flaw detection method A method of detecting very small structural flaws at loads below those which cause the flaws to propagate is disclosed. Certain phenomena and relationships of fracture mechanics are utilized in conjunction with the generation, detection and interpretation... | 11/11/1980 |
| 4184205 | Data acquisition system A data acquisition system utilizing a microcomputer and incorporating a plurality of monitors each adapted to produce an electrical signal indicative of a physical condition of apparatus to be monitored. The electrical signals are fed via multiplexing equ... | 01/15/1980 |
| 4084427 | Holographic recording instrument for structural integrity verification and other applications An improved holographic recording instrument for recording on a holographic recording medium two successive holograms of the structure under differing stress conditions to produce a holographic interferogram containing information defining a deformation f... | 04/18/1978 |
| 4031366 | Low cycle fatigue damage counter An electrical input signal representative of the existing operating state of a rotating bladed disk or other rotating member is classified into one of a plurality of predetermined operating states and a sequence detector is employed for detecting the occu... | 06/21/1977 |
| 4026142 | Eddy-current system for the vibration-testing of blades This invention is an improved system for the vibration-testing of cantilevered non-ferrous articles by inducing eddy currents therein. The principal advantage of the system is that relatively little heat is generated in the article being vibrated. Thus, a... | 05/31/1977 |
| 3974364 | Structure for and method of error compensation Structure for and method of compensating for a mechanical frequency response structure induced phase shift of an alternating electrical command signal in a closed loop control circuit so that magnitude errors independent of phase errors may be utilized in... | 08/10/1976 |
| 3955409 | Device for torsional oscillation testing A device is described for the torsional testing of test bodies which avoids reference to the zero point of oscillation and, accordingly, is independent of zero point shifts. The device is of the type wherein a torsional pendulum can be made to undergo dam... | 05/11/1976 |