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A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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| Number | Title | Issue Date |
| 5165987 | Adapting frequency band of oscillating circuit made from a metal-plastic-metal sandwich foil and sandwich foil for implementing the process Foil includes a first etch-resistant layer which at least partially covers the neighboring layer and has a weight per unit area of 0.5-20 g/m2, a first aluminum or aluminum alloy layer having a thickness of about 30 μm to 150 μm, a dielectric... | 11/24/1992 |
| 5124523 | Process for adapting the frequency band of an oscillating circuit made from a metal-plastic-metal sandwich foil useful as an identification label, and sandwich foil for implementing the process To adapt the frequency band of oscillating circuits with frequencies greater than the set frequency, made from a metal-plastic-metal sandwich foil useful as an identification label and manufactured from rolls (1) of sandwich foil connected to each other b... | 06/23/1992 |
| 5109998 | Freight container for air transport The present disclosure describes a freight container for air transportation purposes having a bottom panel and arranged thereon a support frame that features sections projecting from the bottom panel and transverse sections connecting the projecting secti... | 05/05/1992 |
| 5082146 | Container for mixing and ejection of two components contained therewithin Container for one-time use for mixing and ejecting two components contained therewithin features a membrane that is situated inside the container and divides it into two chambers in which the components separately reside. The container is in the form of a... | 01/21/1992 |
| 5052470 | Process for continuous production of an extruded section A process for continuous production of an extruded section, in particular of aluminum or an aluminum alloy, wherein a prefabricated rod is fed to a die by means of a friction wheel and extruded through the die. The rod is formed by casting the molten meta... | 10/01/1991 |
| 5040897 | Process for visually detecting a color drift in a polychrome reproduction The invention relates to the printing industry, and is based on the comparison of a reproduction under inspection with a reference polychrome graphic representation. Respective reference axes (A1, A2) are defined for the reference re... | 08/20/1991 |
| 5037367 | Two-chamber compressed-gas pack In twin-chamber compressed gas packs, the collar of a diaphragm which invaginates during motion in the container is secured with its opening region in a fold or in the upper part of the container, in order to provide the required sealing between product c... | 08/06/1991 |
| 5030416 | Cathode foil for electrolytic capacitors An aluminum alloy that is suitable as material for cathode foils in electrolytic capacitors comprises 0.9 to 1.7% iron 0.1 to 0.8% manganese max. 0.15% silicon max. 0.3% copper, the remainder being aluminum with further trace elements, individually | 07/09/1991 |
| 5030482 | Filter gasketing The present invention relates to ceramic foam filters having a gasket material chemically and mechanically bonded thereto. The filters have particular utility in the filtration of molten metal, especially aluminum. The filters are formed by immersing the ... | 07/09/1991 |
| 5023217 | Ceramic bodies formed from partially stabilized zirconia The present invention relates to ceramic bodies suitable for use in high temperature applications such as molten metal filters and kiln furniture. The ceramic bodies are formed from partially stabilized zirconia and are characterized by the presence of fr... | 06/11/1991 |
| 5022208 | Butt joints for panels and/or sections A butt joint employing a connecting element (3). The connecting element (3) is situated in a space formed by grooves (14,24) running along the abutting ends (40,42) of the panels (1,2) and/or sections (1a,2a). There are two expansion sections (31,32) with... | 06/11/1991 |
| 4989666 | Process and device for electromagnetically casting metals In a process for electromagnetic casting of round and hollow ingots, in particular such of aluminum and aluminum alloys, the ingot (7) is rotated about its longitudinal axis (x) during casting. This is achieved by way of a rotatable dummy base (6). With t... | 02/05/1991 |
| 4982497 | Process for manufacture of a superconductor An extruded superconductor (1) comprises a conductor core composed of thin metal filaments, for example of niobium-titanium or niobium-tin, and a high-purity aluminium sheath (2) which acts as a stabilizer. A marked reduction in the electrical conductivit... | 01/08/1991 |
| 4976827 | Process for pretreating strips and foils of aluminum or aluminum alloys Prior to coating with lacquer or adhesive, or laminating with plastic, strips or foils of aluminum or aluminum alloys are pretreated in an electrolyte by electrochemical oxidation using alternating current. These strips or foils are passed through an aque... | 12/11/1990 |
| 4975191 | Ceramic foam filter An improved ceramic foam filter for use in filtering molten metal prepared from a ceramic slurry containing silicon carbide and a colloidal silica binder. The filter has a solids content of at least 50% silicon carbide and at least 3% of silica.... | 12/04/1990 |
| 4974900 | Vehicle superstructure, in particular for railway carriages for passenger transport A vehicle superstructure, in particular for railway carriages to transport passengers, features a structural frame formed by side and end walls and roof. This forms an outer structural plane for the carriage superstructure which is covered by an outer ski... | 12/04/1990 |
| 4972965 | Protective device for gas pressure vessels The protective device against an overheating, in particular by fire, of individual or batteries of pressure vessels (10) of a length (1) of at least 1.5 m serves for the storage and/or transportation of high- pressure gases. The pressure vessels (10) have... | 11/27/1990 |
| 4965101 | Ceramic foam for filters for cleaning exhaust gases of diesel engines In certain operating conditions of diesel engines, diesel soot filters which are made of known ceramic foam and filter efficiently per se have zero or only a very low degree of particle filtration, in particular at hight exhaust temperatures and exhaust v... | 10/23/1990 |
| 4964289 | Process and device for regulating the flatness of a cold rolled metal strip In a cold rolling mill an infra-red detector is situated a distance from the metal strip and, with respect to the direction of strip throughput, behind the roll gap formed between two work rolls. The detector determines local temperature differences linea... | 10/23/1990 |
| 4951847 | Two-chamber compressed-gas pack In twin-chamber compressed gas packs, the collar of a diaphragm which invaginates during motion in the container is secured with its opening region in a fold or in the upper part of the container, in order to provide the required sealing between product c... | 08/28/1990 |
| 4950099 | Releasable clamping-type compressive joint The clamping type compressive joint made between a continous section (10) and a component (14) is created by means of at least one clamping plate (16) that can be introduced from the front into an undercut groove (12) and rotated by a securing bolt (18). ... | 08/21/1990 |
| 4934445 | Process and device for cooling an object The process is such that a gas/fluid mixture is sprayed in the form of a mist onto the surface of the object to be cooled. To that end a stream of fluid is passed through the nozzle outlet and atomized to a mist of droplet size | 06/19/1990 |
| 4924570 | Filter for cleaning exhaust gases of diesel engines In a filter consisting of holoow cylindrical open-pore ceramic foam cylinder elements and an end plate made of gas-impermeable material, as an insert in a filter cup for cleaning exhaust gases of diesel engines, in which the exhaust gases flow through the... | 05/15/1990 |
| 4923830 | Ceramic bodies formed from partially stabilized zirconia The present invention relates to ceramic bodies suitable for use in high temperature applications such as molten metal filters and kiln furniture. The ceramic bodies are formed from partially stabilized zirconia and are characterized by the presence of fr... | 05/08/1990 |
| 4916285 | Capacitor foil of aluminum or an aluminum alloy A capacitor foil made of aluminum or an aluminum alloy whose edge has been treated using a LASER beam exhibits practically no burrs or cracks, as a result of which an increase in the nominal field strength of capacitors made with such a foil becomes possi... | 04/10/1990 |
| 4913712 | Filter for cleaning exhaust gases of diesel engines In a filter consisting of hollow cylindrical open-pore ceramic foam and an end plate made of gas-impermeable material, as an insert in a filter cup for cleaning exhaust gases of diesel engines, in which the exhaust gases flow through the active filter sec... | 04/03/1990 |
| 4912076 | Filter for cleaning exhaust gases of diesel engines In the case of filters for cleaning the exhaust gases of diesel engines, the deposited soot particles are burnt at intervals at temperatures between 550° to 700° C. By using filters consisting of open-pore ceramic foam manufactured by coating an open-po... | 03/27/1990 |
| 4896772 | Composite container for food and process for its production With a sterilizable composite container as preserving receptacle for food and other filled container products, which . . . by a simple tray or multi-compartment tray of plastic, receiving the filled product, a flexible or semi-rigid lid of a plastic/alumi... | 01/30/1990 |
| 4894074 | Filter for cleaning exhaust gases of diesel engines In a filter consisting of hollow cylindrical open-pore ceramic foam cylinder elements and an end plate made of gas-impermeable material, as an insert in a filter cup for cleaning exhaust gases of diesel engines, in which the exhaust gases flow through the... | 01/16/1990 |
| 4892134 | Electromagnetic mold for continuous castings An electromagnetic mold for continuous casting comprises side and endwalls each of which features an inductor part with induction loop and a screen. An endwall can be displaced along and secured to the sidewalls by means of releasable bolts while the rela... | 01/09/1990 |
| 4885263 | Ceramic foam filter and process for preparing same An improved ceramic foam filter for use in filtering molten metal prepared from a ceramic slurry containing silicon carbide and a colloidal silica binder. The filter has a solids content of at least 50% silicon carbide and at least 3% of silica.... | 12/05/1989 |
| 4878375 | Device for measuring hydrogen concentration in an aluminum melt The device comprises an immersion probe (10) which is permeable to hydrogen and is made of melt-resistant sintered or calcined ceramic material connected, in a vacuum tight manner via a capillary tube (4), to a pressure gauge (2). The immersion probe (10)... | 11/07/1989 |
| 4876825 | Vehicle door In a vehicle door comprising an outer wall, an inner wall and an equipment carrier which is arranged between the outer and inner walls and, before the outer and inner walls are brought together, can be provided with further door parts, especially a window... | 10/31/1989 |
| 4874578 | Aluminium alloy for superplastic forming An aluminium alloy suitable as a material for superplastic forming contains 0.8-2.5% or iron, 3.5-6.0% of magnesium, 0.1-0.6% of manganese, 0.05-0.5% of zirconium, at most 6.0% of zinc, at most 3.0% of copper, at most 0.3% of silicon, at most 0.05% of titanium and at mo... | 10/17/1989 |
| 4866011 | Process for forming a ceramic foam The present invention relates to a ceramic foam material, preferably a ceramic foam filter, prepared by providing an open cell flexible foam having a plurality of interconnected voids surrounded by a web of the flexible foam, applying an adhesion promotin... | 09/12/1989 |
| 4859544 | Weld filter material for fusion welding of high strength aluminum alloys A weld filler material for fusion welding of high strength aluminum alloys, especially alloys of the AlZnMgCu type, contains 4.1-6.5% of zinc, 4.0-6.0% of magnesium, 0.3-0.6% of copper, 0.3-0.5% of manganese, at most 0.1% of titanium, at most 0.3% of chromium, at m... | 08/22/1989 |
| 4857088 | Filter for cleaning the exhaust gases from diesel engines In filters for cleaning the exhaust gases from diesel engines having openpored foam ceramic bodies, the deposited soot particles are burned up at temperatures of between 550° and 700° C. at periodic intervals. In order to lower the inflammation temperat... | 08/15/1989 |
| 4842674 | Method of measurement of the rate of oxidation of a metal melt A process for measuring the rate of oxidation on the surface of a metal melt wherein the oxide skin on the melt surface is removed at constant temperature and the electromagnetic radiation during the subsequent oxidation is measured with an infra-red radi... | 06/27/1989 |
| 4832740 | Process for removing alkali and alkaline earth elements from aluminum melts A process for removing alkali and alkaline earth metals from aluminum melts is such that aluminum fluoride powder is fed continuously to a carrier gas in an amount of 1-10 g/min. and the gas/powder mixture introduced continuously via lances into the melt ... | 05/23/1989 |
| 4828199 | Process and device for removing residual parts of rolled coils in strip rolling mills The invention relates to a process for removing the residual part of coils from a sheet or strip rolling mill in which the coils to be rolled are transported from the coil store to the uncoiling reel in a two-stroke process by means of a transportation fa... | 05/09/1989 |
