Class 116/110 - Float

Subclass of Class 116 - Signals and indicators
Definition: Devices include float-actuated audible warnings of a liquid-level
No. of patents: 30
Last issue date: 05/22/2007

Number	Title	Issue Date
7219618	Water-wheel bathtub float alarm An alarm Abstract is provided for a bathtub and includes a method for attaching to a wall of the bathtub, one being a suction cup. A float assembly is supported by the alarm housing to engage the alarm system. To use the alarm apparatus of the invention in a bathtub...	05/22/2007
7147014	Smart tree stand with water filling device A smart water filling device comprising: a vessel, having an outlet and a space extended outwardly from one side of the vessel; a tube, one side coupled to the outlet; a float device, having a housing and a float, wherein the float is disposed inside the housing and...	12/12/2006
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
6763780	Fill level indicator for agricultural material bin A fill level indicator assembly for an agricultural material bin such as a seed dispensing hopper. The assembly includes an elongate sighting member which provides a water impermeable cover over an indicator opening in the bin cover and has a transparent portion pro...	07/20/2004
6076703	Dispensing device and container assembly comprising such device The invention relates to a device coupled to a fluid container. The device contains a fluid inlet and a fluid outlet and is capable of dispensing fluid into the fluid container. The device also contains an alarm to warn a user that the container is substa...	06/20/2000
6000359	Storage vessel overfill alarm A housing and float assembly allow for vapors or gases displaced during filling storage vessels to be redirected from a normal vent through a vapor or gas activated whistle or alarm without significantly restricting the venting rate of the vessel. The ala...	12/14/1999
5975154	Fuel overflow prevention system with feedback A fuel overflow prevention system for substantially eliminating fuel spillage both due to over-filling during fueling and due to fuel expansion in fuel tanks. The device includes a fuel discharge preventor and a nozzle adapter that work together during re...	11/02/1999
5945913	Liquid level alarm system A liquid level alarm system is activated when liquid in a container falls below a predetermined level. The system contains an alarm located outside the container. The alarm is electrically connected to a switching device. The switching device may have a p...	08/31/1999
5909825	Beveridge dispensing system A new beverage dispensing system for permitting an uninterrupted flow of a beverage when a beverage container is low on, or runs out of, a beverage. The inventive device includes first and second beverage containers and a dispenser connected to the contai...	06/08/1999
5898376	Modular overfill alarm assembly for vented storage tanks A modular overfill alarm assembly is constructed and arranged to be installed in-line with a vent pipe in a vented storage tank for liquids such as waste oil or gasoline. The alarm assembly includes a vent tube having an open lower end that is threaded to...	04/27/1999
5829491	Fuel overflow prevention system A fuel overflow prevention system for substantially eliminating fuel spillage both due to over-filling during fueling and due to fuel expansion in fuel tanks. The device includes a fuel discharge preventor and a nozzle adapter that work together during re...	11/03/1998
5610591	Liquid level alarm system A liquid level alarm system which activates an alarm when liquid in a container falls below a predetermined level. The system contains an alarm which is located outside of the container. The alarm is electrically connected to an activation device which is...	03/11/1997
5322097	Automatic funnel A funnel body includes an exit tube, wherein a mesh web pocket is arranged for securement to a lowermost end of the exit tube secured to an annular groove, with the pocket including a buoyant sphere arranged for projection into the exit tube exit opening ...	06/21/1994
5273187	Dispenser A dispenser wherein a predetermined amount of a dispensing material within a syringe barrel is dispensed from a nozzle thereof by sliding axially a plunger to a prescribed distance toward the nozzle, the plunger being housed in an axially displaceable man...	12/28/1993
5255405	Tool holding apparatus A tool holding apparatus for use with extension poles has a substantially hollow longitudinal handle for mounting on an end of an extension pole. A tubular support member is rotatably engaged with the upper end of the handle and is rotatable about an axis...	10/26/1993
5140303	Submersible electronic fuel level signal damper A liquid level responsive sending unit is positionable in a vehicle fuel tank to deliver a signal to a fuel gage on the vehicle dashboard. An electrical damping circuit is provided on a circuit board carried on the sending unit, such that momentary fluctu...	08/18/1992
4997139	Sanitary door handle cover dispensing device The invention is directed to a dispensing device for the automatically dispensing of a sanitary covering for rest room exit door handles, laboratory doors and the like. The door handle is enclosed with a dry sanitary covering which is replaced from a supp...	03/05/1991
4988978	Liquid level indicator for storage tanks A liquid level indicator for storage tanks including a cover member for covering an opening at the top of the storage tank, a central rod extending downwardly from the cover member into the storage tank, and a float movably disposed on the central rod. A ...	01/29/1991
4967181	Fuel level gauge provided with an apparatus for issuing a warning on the amount of remaining fuel A fuel level gauge provided with a remaining-amount warning apparatus is arranged so that an indicating needle for indicating the amount of fuel remaining in a fuel tank operates in accordance with a change in the resistance of a resistor device consistin...	10/30/1990
4924221	Remote oil tank display apparatus A remote oil tank display apparatus is set forth in combination with an oil tank for the indication of oil tank volume. The sending unit is encased in a hermetically sealed container to prevent oil fume propagation throughout an area. A combination digita...	05/08/1990
4881088	Plotter pen ink level detector In a computer controlled automatic plotting device, an ink level detector is provided in a plotter pen cartridge. An ink-following object is provided in the plotter pin cartridge and is supported by the writing fluid. The ink-following object carries a ma...	11/14/1989
4800372	Flood alarm A mercury activated float switch is selectively positioned within a slot formed along an axial length of a perforated pipe. The pipe is vertically mounted to a weighted base, and the switch may be slid along the slot to adjust its operable height. The flo...	01/24/1989
4757305	Water level indicator A water level indicator useful for signalling a plurality of different water levels within a bathtub. The device has clamping means for removably securing the indicator to the tub, a depending float chamber for projecting into the tub and a battery operat...	07/12/1988
4644328	Buoyant alarm device An improved buoyant alarm device which provides an indication of a disturbance to a quiescent level of a body of water. The device includes a cover assembly and a buoyant body. The cover assembly includes a cover member and a support member. The support m...	02/17/1987
4500761	Fluid reservoir with fluid-level sensor A fluid reservoir with a fluid-level sensor includes a manual testing device consisting of two separate but cooperative rods. The fluid-level sensor consists of a float within the reservoir and a reed switch which is closed to cause a low fluid-level alar...	02/19/1985
4379434	Liquid level sensor and alarm system A float is moved upwardly or downwardly by liquid being added to a liquid holding tank. The float carries a first permanent magnet which is moved by the float towards a second magnet which is separated therefrom by a liquid tight partition. The permanent ...	04/12/1983
4187503	Sump alarm device A sump alarm device adapted for mounting on a vertical pump shaft housing of a sump pump. The sump pump is disposed in a sump. The sump alarm device is activated when the water level in the sump rises above a predetermined level when the sump pump fails t...	02/05/1980
4144521	Signal generator for a fluid-level indicator A signal generator for a fluid-level indicator in a motor vehicle which converts the pivotal movement of a pivot in the indicator produced by the rise and fall of a float in a fuel tank of the vehicle into digital binary coded electrical signals by means ...	03/13/1979
3942526	Alarm system for intravenous infusion procedure An alarm system operative in conjunction with a venocylsis set which includes a drop chamber coupled to the output of a fluid bottle. The alarm system is provided with a float disposed in the drop chamber and responsive to the level of fluid pool therein....	03/09/1976

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Class 116/110 - Float