Bizarre Patents
A method to tenderize meat with an explosive shockwave.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4852525 | Combustion chamber in internal combustion engine According to the present invention, main and subcombustion chambers into which fuel is fed directly in an atomized state and in each of which a swirl is formed, are formed in communication with each other in a top portion of a piston, in order to use not ... | 08/01/1989 |
| 4841687 | Moisture deflector flashing strip for a building wall assembly In a building wall assembly including an outer veneer wall, a series of laterally spaced studs, an upright laterally extending lower wall board spanning the studs and a laterally extending upper wall board spanning and secured to the studs and overlying t... | 06/27/1989 |
| 4836598 | Insect screen attachment apparatus for vehicles A plurality of screen brackets are provided for attaching a bug screen or winter screen to a bug shield. Each screen bracket includes a first leg for mounting the screen bracket to the support leg of the bug shield and a second leg having a male snap ther... | 06/06/1989 |
| 4836784 | Unit for display of information on a reading device for the blind The invention relates to a device for displaying information on a reading unit for the blind. Instead of character fields arranged with certain spacings apart from one another for displaying Braille characters, the reading table is occupied by a dense mat... | 06/06/1989 |
| 4834596 | Quick change spindle adaptor for tool holder A quick change spindle adaptor for a power driven spindle having an axial bore and a tool holder having a shank axially projected into the spindle. A sleeve is secured upon the spindle and an outer shell is rotatably mounted upon the sleeve and retained t... | 05/30/1989 |
| 4831857 | Machine with quick disconnect between spindle drive train and power transmission The roll forming machine includes a base, a motor drive, a power transmission connected to the motor drive, a rafted roll form assembly including a raft plate and a plurality of vertically aligned power rotated longitudinally spaced pairs of complemental ... | 05/23/1989 |
| 4831698 | Method of attaching a female element to a panel A method of attaching a female element having an annular riveting portion to a panel and the installation apparatus. The method includes driving a punch through the female element into a panel supported on a die member forming an unsupported cone-shaped p... | 05/23/1989 |
| 4829420 | Process and circuit arrangement for addressing the memories of a plurality of data processing units in a multiple line system A process and a circuit arrangement for the automatic direct addressing of any desired memory location in the memories of a plurality of data processing units interconnected through a common bus by use of a single-step addressing technique is disclosed. T... | 05/09/1989 |
| 4827272 | Overhead power line clamp and antenna A clamp and antenna for an overhead power line conductor includes a C shaped housing having upper and lower jaws movable relative to each other for securing the clamp to the overhead power line. A power supply is positioned in the housing and is energized... | 05/02/1989 |
| 4825527 | Method of attaching an element to a panel A method of attaching a self-attaching element, including a self-piercing element, to a panel in a die member. The self-attaching element includes a tubular barrel portion having a free open end and may include a piercing surface at the free end of the ba... | 05/02/1989 |
| 4822394 | Method and apparatus for the production and liquefaction of gases The present invention provides a method and apparatus for collecting and liquefying off-gases, particularly carbon dioxide, generated by a wet oxidation of organic matter and for the on sight gasification of liquid oxygen for use as an oxidant in the wet ... | 04/18/1989 |
| 4818047 | Polarized wave preserving fiber A polarized wave preserving fiber has a core at its center, cladding, an oval jacket, and a support member in order to improve transmitting property of the polarized single mode by adjusting the refractive index distribution and the ellipticity of the ova... | 04/04/1989 |
| 4817752 | Automatic free wheeling hub assembly The device for disconnecting the wheels from a vehicle's optional drive is mounted inside the support of the axle shaft, and the wheel hub is splined onto the axle shaft. The universal joint is diametrically positioned in relation to the support of the ax... | 04/04/1989 |
| 4818849 | Shielded lamp unit A shielded lamp unit for use in applications where a standard quartz lamp is susceptible to damage by contaminants. The unit includes a transparent substantially tubular sheath member having caps at opposite ends for supporting the lamp in a concentricall... | 04/04/1989 |
| 4818697 | Techniques for enhancing the permeability of ions through membranes A method is provided for enhancing the transport of a selected ion having a predetermined charge-to-mass ratio through a biomolecular membrane located in a space subjected to a local magnetic field. The space defines at least one reference path passing th... | 04/04/1989 |
| 4813517 | Modular manifold brake hose end fitting A high pressure manifold brake hose end fitting used in a brake system to reduce the number of wet fittings required in the brake system. The manifold brake hose end fitting has a crimped sleeve connection to a reinforced rubber brake hose on one end, a f... | 03/21/1989 |
| 4813819 | Method for cutting holes An annular hole cutter wherein each tooth is formed with a radially outer cutting edge and at least alternate teeth are formed with radially extending, circumferentially staggered inner and outer cutting edges. The bottom face of each tooth is formed with... | 03/21/1989 |
| 4811968 | Collapsible cart A collapsible cart comprises a base an adjacent one and a transverse axle mounting a pair of wheels. A collapsible basket is removably secured to the base and a handle socket extends upwardly from the other end of the base forwardly of the basket. A forme... | 03/14/1989 |
| 4811336 | Switching arrangement for communication of digital signals, in particular PCM signals An improved switching apparatus, having group couplers (30) and a loop arrangement (6) including a plurality of single loop lines, for communication of digital signals, particularly PCM signals, each comprising several bits at a fixed transmission rate to... | 03/07/1989 |
| 4810143 | Fastener and panel assembly An installation apparatus and method of attaching a female element, such as a nut, to a panel, wherein the panel is pierced and the female element is permanently installed in the pierced panel opening in a continuous operation. The female element includes... | 03/07/1989 |
| 4809533 | Transfer apparatus for straight side press and method In a straight side press having a bed, a reciprocal slide, a power drive for the slide and apparatus for feeding a stock strip onto the dies, and a conventional die set, the improvement of modifying the press to function as a transfer press by replacing t... | 03/07/1989 |
| 4807801 | Method of ameliorating the residual stresses in metallic duplex tubes and the like and apparatus therefor A method of ameliorating the residual stresses in a metallic duplex tube and the like and an apparatus therefor, wherein the duplex tube includes a main tube defining the outer tube, and a thermal sleeve defining the inner tube which is inserted to the ou... | 02/28/1989 |
| 4807338 | Computer controlled hydraulic drive for index table The combination of an index table journaled upon a support upon a vertical axis and a computer controlled hydraulic drive including a hydraulic motor connected to the index table. A manifold is mounted upon the support and has a pressurized hydraulic cham... | 02/28/1989 |
| 4807991 | Method of inspecting and repairing a structural defect in the surface of an object A method and apparatus are provided for mapping the surface morphology of an object in order to detect and repair structural defects in the object or to distinguish surface features. A beam of light having a single frequency, such as a laser, is scanned a... | 02/28/1989 |
| 4806060 | Wheel chair hoist assembly for vehicles A wheel chair hoist assembly for a vehicle having a body, a roof and a door opening comprises a support bar suspended within the body, with a mount tube reciprocally mounted upon the support bar. A boom having a retracted position within the body is locat... | 02/21/1989 |
| 4806855 | System for rating electric power transmission lines and equipment A system for determining the current carrying capability of one or more overhead power transmission lines monitors one or more spans of each line on real-time basis and identifies the span having the lowest current carrying capacity which in turn establis... | 02/21/1989 |
| 4804856 | Automotive anti-theft device An anti-theft device for automobile vehicles disables the vehicle's starter ignition system unless a coded resistive element is inserted into the device by the vehicle's operator. A control system senses the value of the coded resistive element and enable... | 02/14/1989 |
| 4803583 | Cleaning cassette with an internal drive motor In a cleaning cassette for cleaning an electromagnetic transducer head of a cassette tape deck, having a cassette housing capable of being inserted in the cassette receptacle of the deck, a cleaning head movably mounted in the cassette housing, and a driv... | 02/07/1989 |
| 4802803 | Fastening element and panel assembly A riveting or self-fastening element such as a stud for permanent attachment to a panel preferably having a preformed panel opening, including the method of attachment and the panel assembly. The self-attaching element includes an annular barrel portion h... | 02/07/1989 |
| 4802757 | System for determining the attitude of a moving imaging sensor platform or the like A system for determining the attitude of an airborne platform such as a terrain image sensor includes a digital image correlator for comparing successive overlapping, instantaneous images of the terrain which are recorded by a second, two-dimensional imag... | 02/07/1989 |
| 4802545 | Steering control system for articulated vehicle A steering system for an articulated vehicle has pivotal wheel steering such as front axle wagon-wheel steering, a hydraulic actuator for pivoting the axle with respect to the vehicle, and a pair of hydraulic actuators for causing articulation of the vehi... | 02/07/1989 |
| 4803054 | Asymmetric heat-exchange reaction apparatus for effecting chemical reactions In accordance with the present invention there is provided a reaction apparatus having an externalized heat exchange mechanism by which heat may be added to or withdrawn from a reactant mixture. In one aspect, the present invention includes a cased well w... | 02/07/1989 |
| 4800726 | Turbo compound engine A turbo compound engine including driving power transmission means for drivingly connecting a crankshaft of the engine to a power turbine provided in an exhaust gas passage, so as to secure an adequate braking force, which is relatively weakened by an imp... | 01/31/1989 |
| 4799287 | Blower housing construction A blower comprises a unit blower housing of molded plastic material having a circular outer wall and laterally spaced front and rear walls, defining an impeller chamber and a tangential outlet upon a first axis adapted to receive a flexible hose. The outl... | 01/24/1989 |
| 4799465 | Combustion chamber for internal combustion engines According to the present ivention, a combustion chamber of internal combustion engines comprises: a main combustion chamber which is created by recessing the piston top; a swirl chamber which is contiguous to said main combustion chamber via a passage; an... | 01/24/1989 |
| 4798008 | Nozzle construction A top air nozzle for blowing water off a washed moving vehicle in a car wash comprises a unit nozzle housing of molded plastic material having an arcuate top wall, laterally diverging side walls, a pair of laterally spaced mount blocks, an upright rear wa... | 01/17/1989 |
| 4797970 | Foot-operated door security device A door security device which is mounted in the floor or other flat surface in the arc of passage of a door which can be operated solely by one's foot. The door security device includes a housing with a flange plate which is mounted in the opening of the f... | 01/17/1989 |
| 4797057 | Wheel-lift tow truck A tow truck of the wheel-lift type is provided. In a first embodiment, a telescopic boom is supported by parallelogram linkage which is actuated by a hydraulic motor which is slightly inclined to the horizontal, the inner end of the boom, in its travel po... | 01/10/1989 |
| 4794708 | Trenching machine boom assembly A trencher machine digging boom assembly having a mounting arrangement for the digging boom wherein the boom includes a boom attaching weldment that is pivotally mounted to a boom pivot casting. The boom pivot casting is rigidly mounted to a trencher fram... | 01/03/1989 |
| 4795181 | Skateboard A skateboard comprises a single oversized centrally-located wheel in addition to conventional pairs of front and rear wheels. The wheels are arranged so that the board will ride on no more than three wheels at a time, with either the front or rear pair be... | 01/03/1989 |
