Bizarre Patents
Dining Table Having Integral Dishwasher
A space-saving dishwasher, which may be installed within a counter top or table, having a dish-carrying rack that is vertically shiftable through the open top of the dishwasher for facilitating loading and unloading of the dishes.
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| Number | Title | Issue Date |
| 4121469 | Method and apparatus for producing a pulse type ultrasonic wave on a workpiece surface A method and apparatus for producing on the surface of a workpiece an ultrasonic pulse wave without physical contact comprise the use of a laser beam illuminating a small, striplike, portion of the workpiece surface and such portion being moved with unifo... | 10/24/1978 |
| 4115753 | Fiber optic acoustic array A fiber-optic acoustic array using optic hydrophones wherein sound waves are sensed and displayed as modulated light signals. The light signals so generated are transmitted along the fiber-optic bundles. Many such hydrophones are arranged to form acoustic... | 09/19/1978 |
| 4104610 | Ultrasonic wave horn An ultrasonic wave horn adaptable to any desired radiation pattern varying in length-to-breadth ratio of intended detecting area. The horn comprises at least a horn body having gradually expanding caliber from a constricted throat to an expanded opening w... | 08/01/1978 |
| 4103756 | Stress wave generator Method and apparatus are provided for generating in situ in a zone of earth surrounding a bore hole both longitudinal and shear waves and of predetermined relative amplitude, entirely mechanically, avoiding use of explosives, and with relatively low power... | 08/01/1978 |
| 4081626 | Electrostatic transducer having narrowed directional characteristic A Sell-type transducer for use in an ultrasonic ranging system for a camera has a hollow base containing a floating backplate having a grooved surface in contact with the non-metallic surface of a metallized plastic diaphragm stretched across the base. A ... | 03/28/1978 |
| 4081216 | Ultrasonic transducer calibration An acousto-optical method and device for measuring the radiation produced by a transducer is described wherein such radiation is in the range of about 500 KHz to 10 MHz. The method consists of propagating ultrasound frequencies from the transducer through... | 03/28/1978 |
| 4071753 | Transducer for converting acoustic energy directly into optical energy A transducer is disclosed in which energy received from either mechanical or acoustic sources is converted into modulated optical power. The transducer is comprised of three basic components, an input optical fiber, an output optical fiber and a means for... | 01/31/1978 |
| 4059820 | Seismic wave generator and method of geophysical prospecting using the same A device for generating seismic waves in the earth employs an elongated open-ended barrel having its closed end adjustably supported on a base plate for inclinations with respect to the base from about 15° to 30° is also rotatable about an axis normal t... | 11/22/1977 |
| 4050540 | Movable device for generating acoustic shear waves in the earth Device for generating shear waves in the earth for seismic prospecting, comprising means for striking with a mass a target-member coupled to the earth, said means including means for lifting and shifting said mass with respect to the target member, an ele... | 09/27/1977 |
| 4038631 | Method for generating and detecting seismic shear wave energy in the earth A method for generating and detecting seismic shear wave energy in the earth are disclosed useful for determining shear wave velocities in localized regions in the earth at sites where foundations of large civil engineering structures are proposed or eart... | 07/26/1977 |
| 4011924 | Device for producing mechanical waves A device for generating sound waves for use in shallow terristrial seismology incorporates a percussion mass, a motor for driving the percussion mass to strike the ground for intermittent contact and adjustable to vary the frequency of impact, and a sensi... | 03/15/1977 |
| 4008784 | Seismic signal source A seismic signal source adaptable for use with various types of seismic exploration vehicles which move over land. A signal means forms a seismic signal, and a transfer means transfers the signal to a fluid-filled tire of the vehicle for improved and more... | 02/22/1977 |
| 3995713 | High speed seismic gas exploder and method of operation A gas exploder for injecting seismic signals into the earth is provided with a high speed hydraulic catching apparatus which allows the exploder to rebound essentially unrestrained after it is fired at the surface and replaces it on the ground in one seco... | 12/07/1976 |
| 3975698 | Fiber acoustic waveguide and system A fiber acoustic waveguide comprising a single crystal fiber and a single ystal film deposited on the outer elongated surface of the single crystal fiber, wherein the single crystal film has a higher velocity of propagation than the single crystal fiber. ... | 08/17/1976 |
| 3963093 | Geophone noise reduction method A method of seismic exploration is disclosed wherein an explosive charge is placed in a hole in the ground and wherein a detector is placed in a second hole spaced away from the first hole. The detector is mounted in the bottom of the hole by using an adh... | 06/15/1976 |
| 3961185 | Fiber optic displacement transducer Apparatus for measuring displacement between two bodies one of which is provided with a light reflecting target area having a sharply delineated boundary. The other body has two fiber optic bundles one of which has a light emitting end adjacent the bounda... | 06/01/1976 |
| 3949352 | Velocity logger for logging intervals Method and apparatus for acoustically logging of a borehole wherein a beam of ultrasonic energy is transmitted from the borehole to the formation to produce substantially only shear waves in the formation. The shear waves are received at a position spaced... | 04/06/1976 |
| 3949297 | Information signal transmitting system A system for transmitting information and accomplishing control including a transmitter and at least one receiver in which the transmitter produces an ultrasonic wave or an electrical signal and includes a circuit for modulating the ultrasonic wave or ele... | 04/06/1976 |
| 3938072 | Resonance earth structure logging A sonic generator sends a collimated acoustical wave into the section of earth under test and resonance conditions are established depending upon the nature and depth of discontinuities in the path of the acoustical wave. These resonance conditions are mo... | 02/10/1976 |
