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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 |
| 7221098 | Electric lamp with outer bulb and associated support body The lamp comprises a discharge vessel (2) which is closed off in a vacuum-tight manner and is arranged in an outer bulb (12), a getter material being held on a support body inside the outer bulb (12). The support body is a support strip (31 | 05/22/2007 |
| 7034461 | Ceramic arc tube with internal ridge A ceramic arc tube for a metal halide discharge lamp is described wherein the lower end well of the arc tube has an internal barrier ridge which substantially prevents migration of the metal halide condensate into the central region of the discharge chamber during v... | 04/25/2006 |
| RE38807 | High pressure discharge lamp, with tungsten electrode and lighting optical apparatus and image display system using the same The present invention provides a high pressure discharge lamp which is provided with a discharge tube containing a pair of electrodes therein and being filled with mercury, an inert gas and a halogen gas, the amount of the mercury filled being 0.12 to 0.35 mg/mm | 10/04/2005 |
| 6753648 | Cesium dispensers and process for the use thereof Cesium dispensers are produced based on the use of a mixture of at least one reducing agent and at least one cesium compound selected among molybdate, tungstate, niobate, tantalate, silicate and zirconate. The cesium dispensers are useful in the production of OLED-t... | 06/22/2004 |
| 6707246 | Low-pressure mercury vapor discharge lamp with improved auxiliary amalgam A low-pressure mercury vapor discharge lamp is provided with a discharge vessel (10). The discharge vessel comprises tubular end portions (11; 11′), which each have a longitudinal axis (12; 12′). The discharge vessel (10) encloses a d... | 03/16/2004 |
| 6680571 | Device for introducing small amounts of mercury into fluorescent lamps A device and a method are disclosed for introducing into the fluorescent lamps small amounts of mercury. The device is formed of a metallic container which is capable of containing powders of one or more compounds having the general formula Tix... | 01/20/2004 |
| 6570959 | X-ray tube metal frame gettering device A metal frame x-ray tube (1), includes a gettering system (90) which, when activated, provides a layer (147) of gettering material (98) on a grounded conductive portion (72, 74) of a metal frame or envelope (14). The envelope defines an evacuated chamber ... | 05/27/2003 |
| 6476553 | Flourescent discharge tube with amalgam positioning requirements and bulb-shaped fluorescent lamp using the same A small fluorescent discharge tube and a bulb-shaped fluorescent lamp using the same with improved rise characteristics with respect to luminous flux in the case of a relatively short non-operation time of one to six hours after a stop of operation are pr... | 11/05/2002 |
| 6410167 | Organic electroluminescent device An organic electroluminescent device comprising an organic layer having a luminescent region provided between an anode and a cathode, wherein the organic layer comprises a distyryl compound.... | 06/25/2002 |
| 6356016 | High-pressure metal-halide lamp that includes a ceramic-carrier oxygen dispenser The invention relates to a high-pressure metal-halide lamp comprising a discharge vessel with an ionizable filling containing Hg, a halide and a rare gas, which vessel includes electrodes with a rod containing substantially W. The lamp, when in operation,... | 03/12/2002 |
| 6304030 | Low-pressure mercury vapor discharge lamp A low-pressure mercury vapor discharge lamp with a discharge vessel (10) having first and second end portions (11). The discharge vessel encloses a discharge space provided with a filling of mercury and an inert gas in a gastight manner. Each end portion ... | 10/16/2001 |
| 6285126 | Lamp with mercury release structure and method for dispensing mercury into a lamp A lamp includes a sealed transparent elongated envelope containing a gas fill, a coil at each of two ends of the elongated envelope, the coils extending widthwise of the envelope, and lead-in wires connected to each of the coils and connectable to an exte... | 09/04/2001 |
| 6107737 | Device for dispensing mercury, sorbing reactive gases, shielding electrodes in fluorescent lamps and a process for making such device A mercury dispensing support strip capable of dispensing mercury and sorbing reactive gases. In one embodiment, the support strip of the invention includes at least one track of mercury releasing material deposited on one face of the support strip. At lea... | 08/22/2000 |
| 6043603 | Low-pressure discharge lamp having an angularly oriented support member bearing a mercury-containing coating and a getter coating The invention relates to a low-pressure discharge lamp with at least one porting element (12) placed inside a discharge vessel (10). Said supporting element is provided with a mercurial coating (13) and is coated with a getter material (14). The coated s... | 03/28/2000 |
| 5917276 | Low-pressure mercury discharge lamp having mercury capsule with a convex-shape In a method according to the invention, a capsule (20) having a glass wall (21) and containing mercury is positioned in a radiation-transmitting discharge vessel, after which the discharge vessel is provided with a rare gas and closed, means for maintaini... | 06/29/1999 |
| 5907216 | Low-pressure mercury vapour discharge lamp A low-pressure mercury vapour discharge lamp according to the invention is provided with a radiation-transmitting discharge vessel (10) which encloses a discharge space (11) in a gastight manner and comprises mercury as well as a rare gas. Mercury is also... | 05/25/1999 |
| 5801482 | Low-pressure mercury vapor discharge lamp A low-pressure mercury vapor discharge lamp according to the invention is provided with a discharge vessel having a tubular portion and a first and a second end portion. The discharge vessel encloses a discharge space provided with a filling of mercury an... | 09/01/1998 |
| 5572088 | Cold-cathode fluorescent lamp A cold-cathode fluorescent lamp includes an opposing pair of electrodes in spaced relationship in a tubular glass bulb of which the inner wall surface is coated with fluorescent material, and each of the electrodes is divided into four plate-like electrod... | 11/05/1996 |
| 5363400 | Method of treating metals by deposition of materials and furnace for implementing said method In a physical vapor deposition method of thermochemical treatment of metals, the substance of a target which constitutes a first electrode of a treatment furnace is evaporated by ion bombardment optionally assisted by an electrical arc discharge. The part... | 11/08/1994 |
| 5278473 | Method of despensing mercury into arc dishcharge lamp having capsule coated with low ionization energy material A method of dispensing mercury into an arc discharge lamp containing a mercury capsule adjacent one of the coil electrodes is disclosed. The method includes the step of preparing a solution of a low ionization energy material and coating at least a portio... | 01/11/1994 |
| 5278861 | Method of treating metals by deposition of materials and furnace for implementing said method In a physical vapor deposition method of thermochemical treatment of metals, the substance of a target which constitutes a first electrode of a treatment furnace is evaporated by ion bombardment optionally assisted by an electrical arc discharge. The part... | 01/11/1994 |
| 5256935 | Low pressure mercury vapor discharge lamp having cold cathode A cold cathode mercury vapor discharge lamp includes a bulb, a support wire within the bulb, and a cathode electrode having a pair of V-shaped electrode portions mounted in spaced, end to end relationship along the support wire. The electrodes include ext... | 10/26/1993 |
| 4959588 | Discharge lamp having a discharge vessel made with a ceramic closing member with an indented inner surface In a high-pressure gas discharge lamp, particularly a high-pressure sodium vapor lamp, comprising a tubular discharge vessel being made of a ceramic material and including electrodes and a filling and ceramic plug elements for closing the end regions of t... | 09/25/1990 |
| 4910430 | High pressure sodium lamp substantially preventing movement of melted sodium-mercury amalgam during use A high pressure sodium lamp includes a light permeable ceramic bulb wherein a pair of electrodes are oppositely arranged. One of the electrodes is inserted into one end of a metal tube, the other end of which is pinched. The center line average surface ro... | 03/20/1990 |
| 4504955 | Low voltage operation of arc discharge devices In an arc discharge device, a thin film bridges the gap(s) between adjacent electrodes, thereby enabling the arc discharge to be initiated and sustained by a low voltage D.C. supply. Application of the invention to both light source (e.g., laser) and mate... | 03/12/1985 |
| 4157485 | Low-pressure mercury vapor discharge lamp with indium-bismuth-mercury amalgam A low-pressure mercury vapor discharge lamp having a discharge space provided with two thermally emitting electrodes as well as an amalgam of bismuth, indium and mercury, characterized in that the ratio of atoms of bismuth to atoms of indium is between 0.... | 06/05/1979 |
| 3983440 | Discharge lamp component An electric discharge lamp includes a structure within the discharge envelope comprising a source of at least one halogen, metal or metal halide to serve as an arc-modifying additive, enclosed in the structure from which it is capable of being released in... | 09/28/1976 |
