Bizarre Patents
Ballistic resistant body covering
A ballistic resistant body covering for protecting the torso, groin and neck area from ballistic missiles.
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 |
| 4117792 | Overedge stitch formation This invention relates to a method and apparatus for forming an overedge stitch adapted to join a plurality of material workpieces along their edge. The overedge stitch of the present invention is formed with four threads. Two of the four threads are form... | 10/03/1978 |
| 4117793 | Pole claw member for a dynamo electric machine rotor A method of manufacturing a pole claw member for a dynamo electric machine comprises in a first embodiment forming a serrated longitudinal edge in a ferrous strip and bending the serrated strip to form a cylinder with the serrations extending axially. The... | 10/03/1978 |
| 4117794 | Ice melting system and method A heat transfer method for melting thick layers of ice advancing toward an object facing the ice is disclosed. Elongated grooves or corrugations are disposed in the exterior surface of the object facing the ice. A heating fluid is circulated in intimate c... | 10/03/1978 |
| 4117795 | Multi-hull self rescuing system A marine craft maintained floating in a capsized condition by flotation components which permit angular displacement substantially about a rotational axis established intermediate the bow and stern. Venting of air entrapped within the craft forwardly of t... | 10/03/1978 |
| 4117796 | Double sectioned tank A special type of tank that can be built into or placed in the cargo space of a ship to contain ballast water or another liquid without cross-contamination with the cargo residues, i.e. allowing for the carriage of segregated ballast in the cargo space. A... | 10/03/1978 |
| 4117797 | Mast and keel movement for sailing vessels A sailing vessel having a mast upstanding from the hull and connected to be free to tilt on the hull about a longitudinal axis, and a keel depending from the hull and also connected to be free to tilt on the hull about a longitudinal axis, the mast and ke... | 10/03/1978 |
| 4117798 | Apparatus for treating edge-bead formation In the flow coating of inverted metal cans, an unhardened bead of excess coating material at the lower edge of the can is removed in a thinner bath through which the can is passed while hanging suspended from a conveyor. The thinner dissolves the bead and... | 10/03/1978 |
| 4117799 | Apparatus for coating blanks or the like formed of textile material, especially clothing inserts An apparatus for coating blanks, especially clothing inserts formed of textile material, comprising a device for the successive positioning of at least one blank, a coating device for the successive coating of at least one blank, and a heating device for ... | 10/03/1978 |
| 4117800 | Device for spreading glue A device for spreading glue on articles such as the abutting ends of stacks of sheet paper or book backs, comprising a rotatable glue-spreading roller which projects from above into a glue supply in a glue tank and is wetted with glue, wipers arranged to ... | 10/03/1978 |
| 4117801 | Apparatus for spray coating discrete particles Apparatus for spray coating discrete particles while the particles are suspended in a gas flow, the apparatus including a vertically disposed coating chamber; a gas receiving, compressing and accelerating enclosure open at the top and bottom, such as a tr... | 10/03/1978 |
| 4117802 | Method and device for depositing a layer of glass on the inner wall of a tube A reactive gaseous mixture which reacts in a localized heating zone to form a glass deposit on the inner wall of a tube is made to flow along the tube, and in the heating zone it is channelled around a cylindrical element which occupies much of the bore o... | 10/03/1978 |
| 4117803 | Developer flow regulator for a magnetic brush developing device A magnetic brush developing arrangement including a roll for delivering developer to an electrostatic latent image-bearing surface and a regulating plate movable towards and away from the roll as a function of the clearance between the roll and the image ... | 10/03/1978 |
| 4117804 | Self-deodorizing litter box A self-deodorizing litter box for pets and comprising a box having a first compartment open at the top thereof for receiving a supply of pet litter therein, a second compartment open at the top of the box and in substantial alignment with the first compar... | 10/03/1978 |
| 4117805 | Vivarium A vivarium including an aquarium, and terrarium separated by an expansion chamber for refilling and circulating aquarium water. The expansion chamber is formed by a shield which surrounds the terrarium. A number of spouts may lead from the chamber to guid... | 10/03/1978 |
| 4117806 | Convection baffles A heat source and an element to be heated are immersed in a common liquid heat exchange medium. Baffles are arranged to guide the heated portion of the liquid upward and toward the heated element and guide the cooled portion of the liquid downward and tow... | 10/03/1978 |
| 4117807 | Fuel injection cut off means for over temperature protection of exhaust treatment device For use with internal combustion engines equipped with electronic fuel injection systems and engine exhaust treatment devices, means for detecting spark plug misfiring resulting in excessive exhaust treatment device operating temperatures and for thereupo... | 10/03/1978 |
| 4117808 | Gas injection system for internal combustion engine A gas injection system for an internal combustion engine including a combustion chamber having an inlet port connected to a main intake passage in which a throttle valve is mounted, and an injection bore provided on the combustion chamber and connected to... | 10/03/1978 |
| 4117809 | Resilient throttle stop means A variably positionable throttle employed for controlling the flow through induction passage means to related engine means employs, in various embodiments, resiliently deflectable and/or yieldable means which, upon sufficient opening movement of the throt... | 10/03/1978 |
| 4117810 | Process for device for preparing ignitable fuel mixtures Mixtures having good ignition quality and consisting of fuels with different calorific values, for example gasoline and methanol, for internal combustion engines are prepared by admixing the fuel mixture, in accordance with its calorific value, with atmos... | 10/03/1978 |
| 4117811 | Throttle valve positioner A vacuum control valve is actuated by a vacuum created in the intake passage of an internal combustion engine for directly controlling on-off of a vacuum circuit thereby energizing or deenergizing a throttle valve positioner diaphragm device which control... | 10/03/1978 |
| 4117812 | Auxiliary fuel feed and timing control system for internal combustion engines An auxiliary fuel system for an internal combustion engine which supplements the primary fuel means for delivering fuel through a carburetor passage to said engine. The auxiliary fuel system is comprised of first and second fuel valves placed in parallel ... | 10/03/1978 |
| 4117813 | Internal combustion engine and method of operating it An internal combustion engine and means to operate the same to produce minimal quantities and concentrations of oxides of nitrogen (NOx), carbon monoxide (CO) and unburned hydrocarbons (HC). The engine is operated with a lean air/fuel mixture at both low ... | 10/03/1978 |
| 4117814 | Intake regulator for internal combustion engine An intake regulator suitable for use in an automotive internal combustion engine, selects to recirculate the exhaust-gas to an intake passage or to introduce air for dilution of the air-fuel mixture, depending on the specific operating conditions. Smooth ... | 10/03/1978 |
| 4117815 | Closed-loop mixture control system for internal combustion engine using error-corrected exhaust composition sensors A closed-loop mixture control system for an internal combustion engine comprises two exhaust composition sensors having different output characteristic curves that intersect at a point corresponding to the stoichiometric air-fuel ratio at which catalytic ... | 10/03/1978 |
| 4117816 | Exhaust gas recirculating system for use in internal combustion engine A system for returning part of exhaust gases from an internal combustion engine through a return passage into an intake passage. Provided in the return passage are a fixed orifice, a pressure chamber downstream thereof, and a regulating valve downstream o... | 10/03/1978 |
| 4117817 | System for draining air from an engine fuel filter In an engine assembly a fuel reservoir is located at a relatively high position, a fuel pump at a relatively low position, and a fuel strainer between the two. The strainer is fitted with a three-way cock, which in turn is connected by an inclined conduit... | 10/03/1978 |
| 4117818 | Ignition system for internal combustion engines with tapped ignition coil The primary of the ignition coil is tapped to provide two partial primary portions which are serially connected; during an initial current flow, only one partial portion has current flowing therethrough, the other partial portion being short-circuited. Wh... | 10/03/1978 |
| 4117819 | Threshold circuit suitable for use in electronic ignition systems A variable dwell ignition system comprising a circuit responsive to changes in engine RPM for causing the dwell time of the ignition system to be varied accordingly. The circuit is adapted to be connected to a sensor coil to receive ignition timing signal... | 10/03/1978 |
| 4117820 | Ignition circuit An ignition circuit for use in an internal combustion engine comprises a magnet generator mechanically connected to a crank shaft of the engine. A first transistor is turned on and off by an alternating voltage signal from the magnet generator. A power tr... | 10/03/1978 |
| 4117821 | Engine starting system A common actuator is provided for connecting a starter motor to an engine and concurrently for operating means for temporarily effecting an increase in the amount of injected fuel to a value for starting the engine and a safety device is provided for prev... | 10/03/1978 |
| 4117822 | Engine protective device with restricted manual override A safety device for controlling the flow of fuel to an internal combustion engine so as to protect the engine against damage due to insufficient oil pressure in the lubricating system, or to overheating, has a restricted manual override which supplies to ... | 10/03/1978 |
| 4117823 | Air sucking device for engines An air sucking device for engines wherein the suction pipe, carburetor, and air cleaner are integrally connected together. The carburetor and suction pipe are housed within a covering so that the device affords protection and a favorable appearance for th... | 10/03/1978 |
| 4117824 | Automatic wood burning heating stove An automatic wood burning heating stove has a fire chamber, a fuel feeding opening, closeable by an airtight door which is removable to convert the heater to an open fireplace. The door has a reflective ceramic surface on its inner face to direct heat tow... | 10/03/1978 |
| 4117825 | Cooking stand A cooking stand and cooking stand assembly are provided which can be readily assembled and dismounted for use indoors or outdoors; the stand comprises an upstanding supporting frame including at least one pair of retaining bars including an upper bar and ... | 10/03/1978 |
| 4117826 | Wood burning stove A wood or coal burning metal stove formed with a base, a top wall, a casing between the two and a lining extending completely around the lower part of the casing, the base having no openings for draft, but the draft openings being thru a casing door and t... | 10/03/1978 |
| 4117827 | Fireplace construction A prebuilt fireplace construction for installation in a building structure. The construction includes a firebox having an open forward side and an outlet for combustion gases and a housing at least partially surrounding the firebox with the combustion gas... | 10/03/1978 |
| 4117828 | Solar collector A solar collector having a housing and a plurality of substantially parallel heat absorbing vanes mounted in the housing immediately beneath a radiation transparent upper wall in such a manner as to form a plurality of relatively narrow channels through w... | 10/03/1978 |
| 4117829 | Fur-like photothermal converter surface In order to reduce energy losses by convection and/or thermal radiation from the radiation-absorbing surface of a photothermal energy converter for the utilization of solar energy, the said surface is provided with a multiplicity of projecting fibres suff... | 10/03/1978 |
| 4117830 | Gangable radiant energy collector A gangable solar energy collector module utilizes an insulative housing containing a plurality of hollow interior conduits confronting the sun, separated from one another by slots, and overlying an energy absorbing tank which is connected with the conduit... | 10/03/1978 |
| 4117831 | Energy collector for collecting solar energy and the like A solar energy collector connectable with a fluid-circulating system is contained in a plenum within an insulative housing and has a plurality of generally parallel, heat-absorbing conduits extending between intake and outlet manifolds and confronting the... | 10/03/1978 |
