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 |
| 8087375 | Measurement device and method of measuring fluid level A method of measuring a fluid level comprises providing a measuring device comprising a first material that changes appearance upon exposure to a first fluid, introducing the measuring device into a location comprising the first fluid and at least one other fluid, w... | 01/03/2012 |
| 7966965 | Aircraft gas turbine oil tank with indication of filling level An aircraft gas turbine oil tank 1 includes a casing, which is connected to a filler port, with an optical indicator 2 being associated with the oil tank 1, which includes at least one light emitter 3. This light emitter is associated wit... | 06/28/2011 |
| 7401508 | Illuminated rain gauge An illuminated rain gauge comprising an elongated, transparent collection vessel or tube having upper and lower ends with the lower end thereof being closed by a plug and which has a funnel-shaped collector at the upper end thereof. The plug has a battery compartmen... | 07/22/2008 |
| 7369055 | Water softener monitoring system A system for monitoring the level or amount of a material within a container is provided. The system includes a detection mechanism that can be a direct detection mechanism or any of a number of indirect detection mechanisms. When the detection mechanism senses an u... | 05/06/2008 |
| 7325653 | Thermally compensated standpipe assembly for automatic transmission oil fill A standpipe assembly for installation in the fluid sump of a vehicular transmission includes a two-piece fill pipe, a drain nut, a drain plug and a thermal actuator. The fill pipe includes a first tube having a first end secured in a flow passage formed in the drain... | 02/05/2008 |
| 7315165 | Sensor element A sensor element (30) measures a Hall voltage generated by a movable magnet (16). For this purpose, the sensor element (30) comprises a ceramic base element (40) which has connected therewith a detector element (46). The detector e... | 01/01/2008 |
| 7302968 | Fill tube diffuser for fuel storage tanks A flow diffuser adapted to be fitted to the exit end of the fill tube of a fuel tank having slot like apertures which are arranged to extend substantially at right angles to the axis of the fill. A deflector is fitted into the base of the diffuser and is formed with... | 12/04/2007 |
| 7270159 | Spilless funnel A funnel apparatus for aiding in filling containers, such as gasoline tanks on lawnmowers and similar items, with a liquid material. The funnel apparatus comprises a main body member having a first predetermined shape. There is a throat member having a second predet... | 09/18/2007 |
| 7259383 | Optical transducer for detecting liquid level An optical transducer for determining the presence or absence of liquid or the like in a reservoir includes a housing with a hollow interior and an optical probe that extends through the housing. The optical probe has a central axis, a proximal end positioned in the... | 08/21/2007 |
| 7255003 | Device for measuring and displaying the amount of beer in a keg A scale for determining a quantity of material in a container such as a keg. The scale may include a support member configured to be placed under a portion of the container, a display to indicate the quantity of material in the container, and a weight sensor positio... | 08/14/2007 |
| 7222529 | Filling level sensor for a fuel tank of a motor vehicle The invention relates to a filling level sensor for a fuel tank with a float which is fastened to a lever arm and at least one contact which is arranged on the lever arm and is in connection with a slider track formed as a thick-film resistor. The thick-film resisto... | 05/29/2007 |
| 7216670 | Drain apparatus with liquid trap and liquid level indicator A buoyant liquid level indicator device is positioned within liquid drain apparatus having a trough accommodating liquid to form a liquid seal to prevent passage of gas through the liquid drain apparatus. The indicator device will float and be exposed to an outside ... | 05/15/2007 |
| 7161165 | Optical transducer for continuously determining liquid level An optical transducer for determining liquid level within a container includes a sensing probe having a first elongate measurement face and a second elongate measurement face that converges toward the first measurement face. A light source is positioned for directin... | 01/09/2007 |
| 7089878 | Resiliently expandable cautionary structure A spiral configured structure formed of metal or polymer is naturally biased into an erected and spiral arranged position, to form either a cone, a cylindrical structure, or other shaped structure, and which includes a series of lights, or a highly illuminated or ph... | 08/15/2006 |
| 7079037 | System and method for indicating liquid level condition An indicator for displaying either low liquid level or satisfactory liquid level conditions within a tank includes a sensor for detecting the liquid level conditions, a photodetector for detecting an ambient dark condition, a pair of indicator lights for indicating ... | 07/18/2006 |
| 7044077 | Mechanical warning device The mechanical signaling device is used for indicating when contaminates are present in water in a manhole so that the contaminated can be cleaned out of the manhole before the contaminates are released into the environment. The mechanical signaling device has a fla... | 05/16/2006 |
| 7013728 | System for detecting level of liquid in tank A system for detecting the level of liquid in a tank includes a sensor part provided to the tank and for sensing a position of the liquid level in accordance with displacement of a float, and a sensor casing arranged in the tank to be isolated from liquid and for ac... | 03/21/2006 |
| 7004105 | Container with a device for indicating a total quantity of fluid A fluid container includes a vessel for holding a fluid, a marker element, and a scale element. The scale element has a scale for indicating a total quantity of the fluid. The marker element and the scale element are adjustable relative to each other to enable an ad... | 02/28/2006 |
| 7000654 | Spontaneous full fuel tank indicator A spontaneous full fuel tank indicator is disclosed that allows an operator stationed at the fuel fill aperture of a motor vehicle to know when the fuel tank is completely filled. The indicator may be a visual display or an audible alert. The indicator may also be t... | 02/21/2006 |
| 6976394 | Level transmitter A level transmitter for liquid containers, particularly fuel store tanks, comprising a housing in which a contactless sensor is arranged which is connected with an evaluating unit and operatively connected with a magnet that moves relative to the sensor when a float... | 12/20/2005 |
| 6968805 | Fuel level indicator for a portable fuel tank A fuel level indicator for a portable fuel tank comprises a base, a platform hingedly connected to the base, a biasing member between the base and the platform to bias one end of the platform away from the base, and a visual indicator. When the fuel level indicator ... | 11/29/2005 |
| 6967572 | Radiator cap having readout capabilities A radiator cap for use with a fluid cooling circuit associated with an engine, such as an automobile engine, includes elements that monitor various conditions in the radiator and provides a readout of such conditions. A circuit that has an audible signal is also inc... | 11/22/2005 |
| 6964115 | Levelling rod for building construction A leveling device for leveling floor pavement layers comprises a rod (1) having a hollow (90) therethrough and a fixing flange (11) for fitting with a fixing member at a lower end, a fixing member (3) including an aperture (31) in ... | 11/15/2005 |
| 6925871 | Level sensors A level detector comprises an array of light emitting devices mounted in a line parallel to an array of light receiving devices, the arrays being mounted within a housing capable of internally reflecting light from the emitting devices to respective receiving device... | 08/09/2005 |
| 6857315 | Armored tubular sight gauge with integral valves and misalignment unions An armored sight gauge assembly of the type having a sight tube that is placed between first and second spaced apart fittings to show a liquid level comprising an elongated main body positioned between and permanently connected to the first and second fittings. The ... | 02/22/2005 |
| 6851581 | Washing agent dispenser for a household a dishwasher A washing agent dispenser is described, for a household washing machine, namely a dishwasher, said dispenser including a tank for containing a liquid washing agent, to which a device is associated for the visual control of the level of said liquid washing agent. Acc... | 02/08/2005 |
| 6823731 | Liquid level sensing assembly and method for measuring using same A sensing assembly senses a level of a liquid in a reservoir. The sensing assembly includes a first input port for receiving a first input voltage signal. The sensing assembly also includes a second input port for receiving a second input voltage signal. An excitati... | 11/30/2004 |
| 6805070 | Fluid container with level indicator, and fluid level indicator assembly for a fluid container A fluid storage container provides a visual display of a fluid level therein. The container has a plurality of capillary tubes attached thereto, correlating to predetermined fluid levels within the container, and which may be visually observed upon inspection of the... | 10/19/2004 |
| 6658844 | Plastic master cylinder for hydraulic brake system A master cylinder having a reservoir and a cylinder formed from a single piece of molded plastic. A sight gauge is molded into a sidewall of the reservoir to permit the level of hydraulic fluid to be checked without removing the reservoir's cap. A vent ho... | 12/09/2003 |
| 6610198 | Liquid filter with change interval indicator A liquid filter (10) housing an annular filter element (16) has an annular space (24) between the filter element and the housing and viewable through the housing such that an operator can see the level of liquid in the annular space as an indication of wh... | 08/26/2003 |
| 6588272 | Redundant level measuring system A redundant level measuring system comprises a chamber for fluidic coupling to a process vessel whereby material level in the vessel equalizes with material level in the chamber. A float including a magnet in the chamber rises and falls with material leve... | 07/08/2003 |
| 6578686 | Actuator drive and display mechanism A shaft coupling drive couples a first shaft and a second shaft. The shaft coupling drive includes the first shaft having a rotational axis and a free end, and the second shaft having a rotational axis and a free end. The second shaft is aligned coaxially... | 06/17/2003 |
| 6575336 | Dosing container for repeatedly withdrawing flowable administration products used in healthcare A dosing container (1) made of transparent material which is useful for the multiple removal of a free-flowing application product for a subject animal or human health, having a filling section (6) which is of a constant cross section over its filling hei... | 06/10/2003 |
| 6568587 | Collapsible measuring container A self-supporting container formed by folding a shape-retaining paper sheet in substantially W-shape and joining opposite side edges of the inner surface thereof. At least one side wall of the container is provided with a see-through window and graduation... | 05/27/2003 |
| 6551558 | Method and device for liquid transfer with an analysis apparatus The invention concerns a liquid transfer device for an analysis apparatus with a liquid transfer cannula (5) and a capacitive liquid level detector to detect the immersion of the liquid transfer cannula (5) in an analysis liquid contained in a vessel. To ... | 04/22/2003 |
| 6546956 | Opaque container fluid indicator An opaque container fluid indicator is constructed to include a mount fixedly fastened to the spout of an opaque fluid container, a bladder holder supported on the mount to hold an elastic transparent bladder, and two suction tubes respectively fastened t... | 04/15/2003 |
| 6508118 | Level transmitter for a liquid container, and method for determining a level in a liquid container A fuel level sensors eliminates lines to the sensor through the container wall. The novel level transmitter has a sensor made from magnetostrictive material which is stimulated to oscillate by an alternating magnetic field from a transceiver unit. These o... | 01/21/2003 |
| 6488826 | Fluid electrode system for resistive slope sensors An electrode electrolyte system is provided that is capable of operating in slope sensors in a wide range of temperatures. The eletrolytic system is characterized by a stable conductivity at high temperature and by low toxicity. The slope sensor can be in... | 12/03/2002 |
| 6481469 | Indicator for use on fluid dispensing tank Disclosed is an indicator for use on top of a fluid distributing tank having a flexible diaphragm therein. The indicator warns the user when the tank is almost out of fluid in order to avoid the problem in the prior art systems of running out of fluid dur... | 11/19/2002 |
| 6443192 | Vehicle brake flush method and apparatus Provided is a method and an apparatus for loading a tank with brake fluid in an air-free manner which is accomplished by providing a flexible diaphragm in a tank and vacuuming air out underneath the diaphragm to draw new fluid into the tank so that it can... | 09/03/2002 |
