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 |
| 7950161 | Level posture sensing chip and its manufacturing method, level posture sensor The present invention discloses a gas pendulum style level posture sensing chip and its manufacturing method and a level posture sensor. The gas pendulum style level posture sensing chip includes: a semiconductor substrate; two sets of arm thermosensitive fuses form... | 05/31/2011 |
| 7370429 | Integrated electronic level device A device adapted to be integrated with a wall hanging for indicating an off-level condition is provided. The device includes a series electrical circuit including a power supply and a signal element connected with the power supply, wherein the signal element is capa... | 05/13/2008 |
| 7254897 | Integrated tilt sensor A tilt sensor having a printed circuit board disposed in a direction normal to a reference plane for measuring a tilt angle with a pair of electrodes formed on a first surface of the printed circuit board. A cover is affixed to the printed circuit board and creates ... | 08/14/2007 |
| 7228739 | Precision flexure plate A precision flexure plate includes a flat disk positioned between two capacitor plates and supported by S-shaped beams. Deflection of the disk due to gravitational loads and resulting capacitance change is used to measure the accelerations in the direction perpendic... | 06/12/2007 |
| 7222433 | Electromagnetic inclinometer An angle sensor comprising a housing (1) having horizontal and vertical axes, which housing is adapted to receive a magnetic core (5) such that the core remains in substantially the same plane, e.g. by floating on a liquid (4). The core is provi... | 05/29/2007 |
| 7188426 | Inclination sensor An electronic inclination sensor is provided for the determination and display of surface inclination and the direction of such inclination. The information regarding the inclination and direction of inclination can be displayed such that an end user can readily and... | 03/13/2007 |
| 7117111 | Adjusting method of a tilt meter The present invention provides an adjusting method of a tilt meter. First, multiple holding signals of the same direction output from a tilt sensor, respectively, are differentiated to obtain at least a tilt signal. Then, a first judging step is performed to determi... | 10/03/2006 |
| 7068053 | Orientation sensor especially suitable for use in an underground boring device An orientation sensor especially suitable for use in an underground device is disclosed herein. This orientation sensor includes a sensor housing defining a closed internal chamber, an arrangement of electrically conductive members in a predetermined positional rela... | 06/27/2006 |
| 7055254 | Tiltsensor An adjustment-free tiltsensor for application in the fields of geodesy, geophysics and geotechnics, with a tilt angle measuring range greater than ±5° to ±10° and an essentially enhanced angular resolution better than 1 microradiant, in which an electrolytic liq... | 06/06/2006 |
| 6944545 | System and method for determining the inclination of a wellbore A well survey system comprising and electronic survey tool for determining the inclination of a wellbore is disclosed herein with methods of use. In some embodiments, the electronic survey tool includes an electrolytic tilt sensor adapted to measure a first tilt ang... | 09/13/2005 |
| 6905077 | Agricultural spreader An agricultural spreader (100) includes material storage means (1) for storing agricultural material (2), at least one material spreading means (4) to spread the agricultural material (2) onto a surface (20) below the agricu... | 06/14/2005 |
| 6903560 | Orientation sensor especially suitable for use in an underground boring device An orientation sensor especially suitable for use in an underground device is disclosed herein. This orientation sensor includes a sensor housing defining a closed internal chamber, an arrangement of electrically conductive members in a predetermined positional rela... | 06/07/2005 |
| 6880257 | Signal sampling circuit of a tilt sensor A signal sampling circuit of a tilt sensor, suitable to be used in a tilt sensor, is described. The signal sampling circuit has a signal-generating module, a sample and hold module, and a differential module. The signal-generating module regularly generates a plural... | 04/19/2005 |
| 6802132 | Electrolytic tilt sensor and method for manufacturing same A method for manufacturing an electrolytic tilt sensor comprises: a) forming sensing electrodes on a generally planar surface of a dielectric substrate; b) forming a reference electrode on the surface; c) mounting a housing to the substrate so that the sensing elect... | 10/12/2004 |
| 6732440 | Orientation sensor An orientation sensor includes variable resistance elements within the sensor, the variable resistance elements forming an electric circuit with a conductive ball or drop of conductive material. The resistance of the electric circuit uniquely identifies the orientat... | 05/11/2004 |
| 6725554 | Electronic spirit level for measurement of inclination-execution of electric resistors and conductors Electronic spirit level for measurement of inclination from 0 to 360 degrees. Upon the housing in form of a circular tube, curved in a ring and partially filled with electrically conducting liquid, electrically separated plates of capacitors are placed along the who... | 04/27/2004 |
| 6722199 | Sensor for detecting a rotational movement or an angular acceleration A sensor for detecting a rotational movement or an angular acceleration has at least one heating element and at least one sensor element and a fluid surrounding the heating element and the sensor element, the heating element producing in the fluid a convection flow ... | 04/20/2004 |
| 6688013 | Electrolytic-tilt-sensor An electrolytic tilt sensor is disclosed which comprises a containment envelope having a metallic container and a header, the envelope defining a chamber and having at least one pair of apertures, an electrolytic solution partially filling the chamber, an... | 02/10/2004 |
| 6625896 | Electrolytic tilt sensor and method for manufacturing same A method for manufacturing an electrolytic tilt sensor comprises the steps of: a) forming first and second sensing electrodes on a generally planar surface of a dielectric substrate; b) forming a reference electrode on the generally planar surface; c) mou... | 09/30/2003 |
| 6618951 | Orientation sensor utilizing intra-pattern property measurements An orientation sensor capable of generating at least one output signal indicative of a particular orientation parameter is described. The orientation sensor comprises a sensor housing defining a closed internal chamber including a first internal surface. ... | 09/16/2003 |
| 6571483 | Orientation sensor An orientation sensor includes variable resistance elements within the sensor, the variable resistance elements forming an electric circuit with a conductive ball or drop of conductive material. The resistance of the electric circuit uniquely identifies t... | 06/03/2003 |
| 6530155 | Orientation sensor utilizing intra-pattern property measurements An orientation sensor capable of generating at least one output signal indicative of a particular orientation parameter is described. The orientation sensor comprises a sensor housing defining a closed internal chamber including a first internal surface. ... | 03/11/2003 |
| 6516527 | Inclinometer A digital inclinometer detects an inclination angle by sensing varying conductive current of various electrodes. When the inclinometer is rotated through an inclination angle, various segments of the sensing electrodes become immersed in a conductive flui... | 02/11/2003 |
| 6453745 | Sensor device for the 3-dimensional measurement of an attitude or acceleration The invention relates to a sensor device for measuring attitude, acceleration or gravitational field and its gradient components. The device includes a spherical cavity (3) which contains a sensor substance in the form of a fluid or some other inertial ma... | 09/24/2002 |
| 6449857 | Inclinometer and inclinometer network An electronic inclinometer and a centrally controlled network of inclinometers are disclosed. A resistive or capacitive inclinometer sensor measures inclination in two orthogonal axes. Measuring electrodes can be provided on the exterior of a dielectric s... | 09/17/2002 |
| 6400159 | Orientation sensor especially suitable for use in an underground boring device An orientation sensor especially suitable for use in an underground device is disclosed herein. This orientation sensor includes a sensor housing defining a closed internal chamber, an arrangement of electrically conductive members in a predetermined posi... | 06/04/2002 |
| 6370789 | Probe for machine tools with a tool spindle Probe for attaching at certain times to the tool spindle of a machine tool, which probe emits by means of a stylus (5) a measuring signal which is transmitted via a transmission channel (8) to a receiving and evaluating device (9) of the machine tool. For... | 04/16/2002 |
| 6351892 | Orientation sensor utilizing intra-pattern property measurements An orientation sensor capable of generating at least one output signal indicative of a particular orientation parameter is described. The orientation sensor comprises a sensor housing defining a closed internal chamber including a first internal surface. ... | 03/05/2002 |
| 6301795 | Tilt sensor using magnet and magnetic sensor A tilt sensor capable of sensing tilt in two axes includes an outer shell, a magnet at a fixed position inside the shell, and a reference element movable within the shell in response to gravity. Magnetic flux follows a plurality of paths from a pole of th... | 10/16/2001 |
| 6249984 | Electrolytic tilt sensor having a metallic envelope An electrolytic tilt sensor and a method of assembling the tilt sensor. The tilt sensor includes a metallic envelope comprising a metal container and a metal header welded to the enclosure, hermetically sealing the envelope. The envelope defines a chamber... | 06/26/2001 |
| 6247239 | Clinometric sensor The closed container for an clinometric sensor is assembled of a tube-like member with a circular cross section, and a pair of side boards shaped like a disc and closing both opening ends of the tube-like member. On the inside flat plane of one side board... | 06/19/2001 |
| 6123866 | Electrolytic solution for clinometric sensor A pair of upper electrodes are formed on an upper inner surface of a closed container constituting a clinometric sensor and a lower electrode is formed on the bottom of the closed container. An electrolytic solution comprising potassium iodide and a solve... | 09/26/2000 |
| 6066955 | Orientation sensor especially suitable for use in an underground boring device An orientation sensor especially suitable for use in an underground device is disclosed herein. This orientation sensor includes a sensor housing defining a closed internal chamber, an arrangement of electrically conductive members in a predetermined posi... | 05/23/2000 |
| 5930907 | Uniaxial horizontal sensor A uniaxial horizontal sensor wherein factors causing errors are eliminated having high resolution and reproducibility and stability of detection with which a high levelness of inclination angle zero can be secured by attitude control has a construction wh... | 08/03/1999 |
| 5780741 | Sensor employing a sliding magnet suspended on ferrofluid A ferrofluid sensor assembly includes a permanent magnet which is supported in a hermetically-sealed housing by ferrofluid rings at each end of the magnet. However, the housing is large enough that the ferrofluid rings do not seal the end of the magnet ag... | 07/14/1998 |
| 5625955 | Tilt sensor The present invention discloses a tilt sensor including a container having a bubble on a surface of the conductive liquid as the conductive liquid is filled in the container, an electrode to provide a current to the conductive liquid in the container, and... | 05/06/1997 |
| 5552703 | Inclination sensor using sensing coils wound on linear vessel partially filled with fluid An elongate vessel, preferably cylindrical, is partially filled with a conductive and/or ferromagnetic fluid. At least two coils are wound on the vessel in longitudinally different regions so that tilting the vessel varies the amount of the fluid inside t... | 09/03/1996 |
| 5524894 | Head movement sensor for golf practice A head movement sensor, which may be used for such things as golf practice, is adapted to be attached or carried on a person's head. The device consists of a sensor which is mounted to the head and senses an initial position by means of a hollow tube carr... | 06/11/1996 |
| 5440817 | Vertical reference and attitude system The present invention provides a vertical reference that includes sensors providing signals indicative of angular tilt from the predetermined reference axis and the rate of angular tilt; an integrator to integrate the angular rate signal to provide a dyna... | 08/15/1995 |
| 4662809 | Automatic level device An automatic level device for sensing the height and pitch of an aircraft and for adjusting a loader platform to align with the aircraft. An umbilical cord connected between the platform and the aircraft includes a tube partially filled with mercury and h... | 05/05/1987 |
