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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 |
| 7219579 | Apparatus and method for actuating control surfaces An apparatus for actuating a control surface includes a first spur gear, a first drive assembly engaged with the first spur gear, a second spur gear, a second drive assembly engaged with the second spur gear, and a gear assembly capable of being coupled with the con... | 05/22/2007 |
| 7108231 | Adjustment mechanism for a variable-shape wing Adjustment mechanism for adjustment area of variable-shape flow surface with two opposite skin surfaces includes plurality of whirl chambers swivelably arranged next to one another so that the whirl chambers are swivelable relative to one another, and the whirl cham... | 09/19/2006 |
| 7055782 | Cellular actuator device and methods of making and using same A cellular actuator device suitable for a control surface of an aircraft or space craft has a number of elementary cells which are combined to a common arrangement and are formed by pressure-tight chambers. The elementary cells can be acted upon by a pressure medium... | 06/06/2006 |
| 6704624 | Method and device for controlling an aircraft maneuvering components, with electrical standby modules A device for controlling aircraft maneuvering units includes at least one control unit and a central computing unit. The control unit may be actuated by a pilot for issuing maneuvering commands. The central computing unit is capable of establishing contro... | 03/09/2004 |
| 6241182 | Hybrid control system for an aircraft aerodynamic surface System for controlling an aerodynamic surface (1) (flap, aileron, control surface, etc.) of an aircraft. According to the invention, this system comprises: an electric machine (8) which can operate either as a motor or as a generator, the output of which is co... | 06/05/2001 |
| 4793137 | Control system A control system for airships and the like that incorporates optically encoded control signals and a compressed fluid power source to power a remote control station to decrease the susceptibility of the control system to uninterruption or disablement due ... | 12/27/1988 |
| 4793576 | Operating the control surfaces in aircraft Control surfaces in an aircraft are biparted, and one portion is acted upon by a mechanical signal transmission system in a redundant manner, the other one by an electrical signal transmission system normally operating in parallel; different construction ... | 12/27/1988 |
| 4789119 | System for controlling the high-lift flaps of an aircraft This invention relates to a system for controlling the high-lift flaps of an aircraft subjected to the blast of at least one engine. The system includes reversible hydraulic jacks for actuating the flaps arranged so that each flap is actuated by a jack an... | 12/06/1988 |
| 4738415 | Hinge line flight actuator A fluid-powered rotary actuator particularly well suited for use in operating an aircraft flight control surface. The body has a stationary body portion and a rotatable body portion with an elongated annular sleeve reciprocally and coaxially mounted withi... | 04/19/1988 |
| 4533097 | Multi-motor actuation system for a power drive unit The invention is directed to a multi-motor actuation system for a power drive unit. The system includes three independently hydraulically controlled motors adapted to be drivingly coupled to a power drive unit output. Two of the said motors are normally a... | 08/06/1985 |
| 4394999 | Redundant or emergency steering mechanism especially for an aircraft A redundant steering mechanism for a craft, especially an aircraft, comprs redundant control components which become effective when the normal steering components become disabled as a result of an electrical power supply failure. The redundant control co... | 07/26/1983 |
| 4272046 | Hydraulic actuator mechanism to control aircraft spoiler movements through dual input commands The present invention is in the field of aircraft flight spoiler control mechanisms. The invention enables the conventional, primary spoiler control system to retain its operational characteristics while accommodating a secondary input controlled by a con... | 06/09/1981 |
| 3943968 | Combination lock and relief valve for hydraulic systems A combination lock and relief valve in which a single valve poppet provides both functions. The combination valve is so arranged that the opening pressure of the poppet as a relief valve is independent of system pressure and remains constant regardless of... | 03/16/1976 |
