Bizarre Patents
Hands free towel carrying system
A hands free towel carrying system for coupling a towel to a user to prevent loss, theft or contamination.
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 |
| 4259990 | Spacer in concentric tube systems A spacer for concentric tubes is constructed as a helical braid; the braid elements have smooth or contoured surfaces, are of a solid configuration, or are made from stranded filaments. The elements or filaments are made from synthetic (polymer) material ... | 04/07/1981 |
| 4259137 | Jacketing steel pipes by means of wrapping a ribbon helically around the pipes A pipe jacketing and wrapping station includes a pressure roll, urging an extruded ribbon onto axially passing, rotating pipes, arriving in end-to-end abutment. Feelers determine level differences of the pipes adjacent to the pressure roll and cause the e... | 03/31/1981 |
| 4258890 | Trimmable feel system for aircraft control The system is used in power-assisted control systems to provide a restoring force to the control stick indicative to the pilot of the deflection of a control surface. The feel system is trimmable in that the neutral position can be altered. In prior syste... | 03/31/1981 |
| 4257634 | Vehicle door lock control A remote controlled door lock unit includes a motor for driving a worm gear having stop elements at its ends for abutment with a travelling nut; and having tangentially facing stop and counterstop surfaces. The axially moved nut drives the lock actuator. ... | 03/24/1981 |
| 4256165 | Stirring of molten metal core in a casting as withdrawn from a machine for continuous casting One or more electromagnetic stirring elements are mounted on arms and/or holders, extending from a carriage which runs on a stationary bed and in a direction transversely to the direction of casting. The stirring elements are either directly positioned in... | 03/17/1981 |
| 4255116 | Prevaporizing burner and method A burner body defines a combustion zone and a secondary dilution zone. A first inlet opening leads to the combustion zone to admit fuel and air while a second inlet opening leads to the secondary dilution zone. The burner body contains a tertiary dilution... | 03/10/1981 |
| 4255062 | Matrix print head A print head for matrix printing has twelve needles whose front ends are arranged in three columns and seven rows, whereby the middle one holds only two needle ends in the second and sixth row, while the other row positions each of the two outer columns h... | 03/10/1981 |
| 4254423 | Telescopic equipment carrier including antennas An antenna mast is constructed from telescoped tubes which are extended for deployment by hydraulic or pneumatic pressure, the tubes when extended, are latched to each other internally, permitting depressurization. A set of unlatch cones becomes sequentia... | 03/03/1981 |
| 4253965 | Purification device Devices to remove polluting components from waste liquids are usually designed to operate satisfactorily as long as the input flow rate remains less than some maximum allowed value. Greater flow rates will cause inadequate purification and resulting downs... | 03/03/1981 |
| 4253964 | Device for bringing about particle growth in a flowing liquid suspension A method and a device for bringing about particle growth in a flowing liquid by making use of the velocity differences caused by wall friction in a flow duct through which the liquid is caused to flow, which duct is directed at an angle in respect of the ... | 03/03/1981 |
| 4253650 | Herring strip cutter A device for holding bait fish to permit cutting a strip from the side of the fish. The device comprises a holding block having a depression to hold a fish with a side of the fish protruding. A clamping plate has a further depression formed in it. These d... | 03/03/1981 |
| 4247963 | Liquid support construction A support construction includes two different-size sheets, the smaller one being sealed along all of its margins to the larger one, and the assembly is folded over, the smaller sheet being on the inside while overlapping margins of the larger sheet are se... | 02/03/1981 |
| 4246694 | Method of making linear motor stator The stator of a linear motor is assembled by separately assembling the windings as a uniform configuration, using a dummy to place cables into requisite positions and tieing the resulting coil ends together by end elements. The dummy is of an endless belt... | 01/27/1981 |
| 4243922 | Aircraft control system A manual control system for aircraft with feedback is improved in that the error signal amplifier gain varies also in response to the error signal. The gain is normally (zero error signal) quite low, well below the critical gain for high speed operation o... | 01/06/1981 |
| 4243134 | Coin operated vending apparatus with multiple coin chutes In the improved pawls of the present invention, the tip of the first finger is provided with an edge which is inclined upwardly toward the second finger. The coins in the first chute interact with this sloping edge as the door is drawn open, instead of wi... | 01/06/1981 |
| 4242506 | Cross-linking of cellulose sulfate esters with tetravalent metal ions Cellulose sulfate esters are cross-linked with tetravalent metal ions at a threshold pH of about 3.0 or higher. The cross-linked products have a higher aqueous viscosity and are more highly pseudoplastic than the precursor cellulose sulfate and may also e... | 12/30/1980 |
| 4240850 | Making thermally-insulated tubing A strip is folded longitudinally around a tube to, thereby, establish an assembly of an inner and a concentric outer tube; individual slotted foam strips are placed in transverse orientation onto the strip just prior to folding; they will become spacers w... | 12/23/1980 |
| 4240281 | Automatic self-checking of test equipment Equipment for ultrasonic testing structural materials includes transducers and test electronics normally operated in sequential test cycles each cycle including the generation of a test pulse to be sent into the test object and subsequently, upon interact... | 12/23/1980 |
| 4240165 | Spa installation A construction which permits existing swimming pools to be provided with a spa at low cost includes a removable partition which is mounted in the pool to define the space to be used as a spa. A special gasket forms a seal between the partition and the poo... | 12/23/1980 |
| 4238963 | Test head for ultrasonic testing of structural material The test head includes its own calibration device in form of a wire or a bore in front of the transducing surface so that a distinguishable calibration echo is always available.... | 12/16/1980 |
| 4238879 | Laminated inductor stacking and calibrating apparatus A method for manually assembling an inductor and calibrating it, and apparatus to facilitate practice of the method. Laminations are manually inserted into the ends of a hollow core of a wire-wound bobbin to build up a right hand stack of laminations and ... | 12/16/1980 |
| 4238205 | Making of pilger roll The grinding wheel and roll are particularly positioned to each other on the basis of parameters representing the local slope changes of the roll groove and its deviation from a semi-toroidal groove. The grinding wheel can be moved in two orthogonal direc... | 12/09/1980 |
| 4237502 | Disk drive system A disk drive for one or more spinning disks has a voice coil motor, driving the transducer carriage and controlled by two feedback loops, respectively, for hold and seek modes and enabled by a microcomputer which is additionally inserted into the seek mod... | 12/02/1980 |
| 4236429 | Blind rivet A hollow rivet and a setting mandrel are injection molded of thermoplastic material to form a single piece blind rivet or a blind rivet type foot of a fastener for moldings and the like. A draw shank and an enlarged head of the setting mandrel are interco... | 12/02/1980 |
| 4236118 | Stabilized remote sensing high fidelity apparatus In a high-fidelity sound reproducing system wherein the speaker is located remotely from the amplifier and therefore the electrical signals reaching the speaker are subject to distortion from the capacitive and inductive reactance of the conductors joinin... | 11/25/1980 |
| 4235535 | Apparatus for projection on a cylindrical screen The projector includes a housing with a projection path duct holding a dove prism and a mirror deflecting the path into a vertical axis. The beam in that path is intercepted by a tiltable mirror held in a rotatable disk. A transmission which includes beve... | 11/25/1980 |
| 4234261 | Printer The printer is provided for alternative use with long webs or individual, precut forms; it includes two friction roll drives adjacent to the print head and platen, and a sprocket drive upstream, being permanently engaged with a perforated web. The drives ... | 11/18/1980 |
| 4233725 | Method and apparatus for inserting a flexible inner container within a rigid outer container A method for pressurizing an aerosol dispensing system with propellant in which a flexible inner container is inserted within a rigid outer container. The mouth opening of the inner container, having flexible means thereon, extends outwardly through the n... | 11/18/1980 |
| 4232093 | High temperature skin construction A skin construction suitable for use as a high temperature airfoil surface that includes a metallic member having first and second corrugations. The first corrugations have a size and spacing which permits resilient thermal expansion of the member in a di... | 11/04/1980 |
| 4231044 | Positioning and orienting a mobile equipment carrier for an antenna mast A single axis vehicle for an antenna mast can be positioned by means of three hinged, legs held against the equipment by means of chains whose effective length is individually adjustable by means of travelling nut-spindle assemblies to orient the mast by ... | 10/28/1980 |
| 4230044 | Aircraft pallet for over-hanging load An aircraft pallet is equipped with one or two telescoped pilot plates delineating maximum actual load overhang, to be not more than the roller track can handle.... | 10/28/1980 |
| 4229990 | Transmission of ships An engine driven shaft is connected to an input gear of the transmission which, in turn, is geared to a power branching cascade, providing either for axial branching first followed by lateral branching or a reverse sequence of branching, obtaining in eith... | 10/28/1980 |
| 4228871 | Bracket A bracket useful to form a free standing support on legs. The bracket comprises a cross piece to carry a platform. A pathway to receive a leg is positioned at each end of the cross piece. A sleeve is pivotally mounted on the pathway and extends when the b... | 10/21/1980 |
| 4228856 | Process for recovering viscous, combustible material A process for recovering a viscous, combustible material, for example tar from a tar sand or oil and bitumen from heavy oil, from a sub-surface deposit of the material. The process comprises forming a substantially vertical main bore into the deposit and ... | 10/21/1980 |
| 4228506 | Charter with automatic editing An intelligent printer-plotter for use with a source of time-correlated digital systolic and diastolic blood pressure data and heart rate data receives, stores, analyzes, and edits the data, producing tables of data and graphs having a particular format. ... | 10/14/1980 |
| 4227639 | Method of making a gas-tight joint between a corrugated high quality steel tube and a high quality steel sleeve The corrugation is removed from an end portion of a helically corrugated tube, and an internally threaded sleeve is threaded onto the tube. The sleeve has an unthreaded extension which is being drawn by a suitable tool to engage the smooth wall portion of... | 10/14/1980 |
| 4227604 | Coin selecting funnel A coin selecting funnel for use in a coin-operated vending machine, for receiving coins inserted into the machine through a slot, for routing coins larger than a certain diameter into a descending a coin chute, and for routing coins smaller than that cert... | 10/14/1980 |
| 4227281 | Caster pad A caster pad permanently attachable to the underside of a receptacle to permit a caster to be quickly mounted to the receptacle by insertion into the caster pad and to be quickly removed from the receptacle by releasing it from the caster pad. In one embo... | 10/14/1980 |
| 4224489 | Snap action switch The snap action switch has a spring biased plunger carrying directly or indirectly at least one articulated contact carrier extending laterally from opposite sides of the plunger and having two convex contacts of cylindrical, semi-circular or prism config... | 09/23/1980 |
| 4223866 | Adjustable bracket The bracket is of a U-shaped structure with an adjustably positioned plate for removably receiving a joist. The plate is held on a bolt which is threadedly received in another plate being held in the U-structure, and an L-shaped element is secured to the ... | 09/23/1980 |
