Bizarre Patents
Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 7360424 | Capacitance-type liquid sensor A capacitance type liquid sensor is disclosed which detects a tilt angle and acceleration of an object using the fact that a liquid surface always keeps itself horizontal. Openings (13, 14) are formed in two sides of a hollow cylindrical closed container (... | 04/22/2008 |
| 7284431 | Geophone An improved system for sensing ground motion is provided. The system generally comprises a shell and a case within the shell and connected by a suspension. The mass of the case is greater than the mass of the shell. An electrode within the shell detects relative mot... | 10/23/2007 |
| 7225674 | Self-stabilizing, floating microelectromechanical device The present invention relates to MicroElectroMechanical Systems (MEMS), devices and applications thereof in which a proof mass is caused to levitate by electrostatic repulsion. Configurations of electrodes are described that result in self-stabilized floating of the... | 06/05/2007 |
| 7180534 | Scanning assemblies, printing devices, and related methods Scanning assemblies, printing devices, and related methods are described. In one embodiment, pole pieces are configured to be coupled with an input voltage source that can produce phase-shifted input voltages, the pole pieces defining at least first and second phase... | 02/20/2007 |
| 5668319 | Micromachined accelerometer A fluid proof mass accelerometer fabricated from bonded substrate layers. The device includes a plurality of micromachined fluid cavities which are joined by micromachined fluid channels. The fluid cavities extend from the bonded inner surfaces of the sub... | 09/16/1997 |
| 4843877 | Acceleration sensor An acceleration sensor comprises a case having defined therein at least one accommodating chamber. At least one magnetic ball is accommodated in the accommodating chamber with a radial play left between the wall surface of the accommodating chamber and th... | 07/04/1989 |
| 4458536 | Multiaxial vibration sensor A single vibration sensor having the capability of sensing vibration along three rotational axes as well as three translational axes and exhibiting consistent dynamics over a wide frequency range. The sensor includes an elongated mass formed of a generall... | 07/10/1984 |
| 4242910 | Acceleration monitoring system A monitoring system comprises a sensor responsive to acceleration in a predetermined plane and an electronic circuit responsive to the sensor for indicating details of the acceleration. The sensor has a float structure immersed in liquid in a casing and m... | 01/06/1981 |
| 4169384 | Linear accelerometer mechanism Linear accelerometer mechanism having a mounting flange with an opening therein. A body is to be carried by the mounting flange and also has an opening therein. A float, a pendulous elongated member having one end secured to the float and a cylindrical to... | 10/02/1979 |
| 4165503 | Hydrostatic seismic sensor A hydrostatic seismic sensor including a sensing mass suspended on a defoble reservoir containing a sensing fluid and a differential pressure transducer to measure the pressure in the reservoir.... | 08/21/1979 |
| 4138893 | Hydrostatic accelerometer A low "g" hydrostatic accelerometer including a differential pressure traucer interposed between a sensing mass, and a pressurized low density fluid.... | 02/13/1979 |
| 4088026 | Linear accelerometer mechanism Linear accelerometer mechanism having a housing and a pendulous member. Means is provided for pivotally mounting the pendulous member in the housing. A torque coil is carried by the pendulous member and first and second magnets are mounted in the torque c... | 05/09/1978 |
| 3998106 | Selective flotation mechanism for a pendulous accelerometer proof mass The proof mass of a pendulous accelerometer is floated in a liquid metal such as mercury which has high surface tension and non-wetting characteristics within a specially designed cavity such that neutral bouyancy conditions are achieved for all principle... | 12/21/1976 |
| 3989316 | Hydrostatic suspension system for a cylindrical mass A hydrostatic suspension system for supporting a cylindrical mass, such as an inertial mass, within a housing filled with viscous fluid while eliminating contact between the mass and housing. With the arrangement described tolerances and concentricities o... | 11/02/1976 |
| 3939716 | Accelerometer with liquid hydrostatic gimbal support An accelerometer has a liquid hydrostatic gimbal support. A pump is provided for circulating the liquid and a bellows allows for its thermal expansion. A sealed housing contains a pendulous mass and associated gimbal support geometry, and a pickoff and to... | 02/24/1976 |
