Class 116/274 - Rotary only

Subclass of Class 116 - Signals and indicators
Definition: Devices wherein the indicator turns about an axis in one
No. of patents: 24
Last issue date: 06/08/2010

Number	Title	Issue Date
7730847	Personal, wearable, disposable breathing-gas flow indicator A personal gas flow indicator is disclosed in which a flow indicator is interposed between the proximal end of a gas delivery cannula that conducts breathing-gas from a breathing-gas source to an airway interface device (AID) for introducing the breathing-gas into t...	06/08/2010
7401572	View around flow indicator A view around flow indicator comprising a housing, a turbine wheel, a cylinder, and a visually perceptible pattern on the outside surface of the cylinder is disclosed. The housing has an inside surface defining a flow path. The inside surface of the housing forms a ...	07/22/2008
7159533	System and method for monitoring the delivery of gas to a person's airway A gas delivery system and method are disclosed in which a flow indicator is interposed between the distal end of a conduit connected to a gas source and a device for introducing the gas in the airway of an individual so that the individual, or some other person in v...	01/09/2007
7093479	Method and apparatus for indicating a parameter of transmitted fluid The invention concerns a method and apparatus for indicating a parameter of a transmitted fluid. One embodiment of the invention comprises a fluid source operatively coupled to a conduit for transmitting a fluid from the fluid source. In addition, a sensor detects a...	08/22/2006
7091628	System for harvesting rotational energy from fluid flow in a pressurized system A predetermined portion of the energy available in a flowing fluid within a pipe is converted to torque in a rotating system outside the pipe. The rotational energy thus obtained is available to other uses at the end-user's discretion. A preferred embodiment compris...	08/15/2006
7039927	Indication device and article incorporating same A disc or like article (10, 115, 119) rotatable by drive means, such as a compact disc for use with a computer, includes indication means (12, 110, 120) which, when the disc is rotated at or above a predetermined angular velocity, provide an indication...	05/02/2006
6938455	Grease supply confirming device and method A grease supply confirming device confirming the supply of a grease into a bearing, according to the present invention includes a detecting member an elastic supporting member and a movable body. The movable body such as a metal spherical body is movably provided in...	09/06/2005
6641717	Water purifier A water purifier 40 includes a flow meter 42 for measuring the cumulative flow of water through a water purification cartridge 6. The flow meter has an indicator portion 44 that rotates in response to increasing cumulative flow and a graduated portion 46 ...	11/04/2003
6526907	View around flow indicator A flow indicating device including a tube, a turbine wheel, and a cylinder is described. The tube defines a flow path. The turbine wheel is mounted in the tube for rotation alongside an inside wall of the tube. The turbine wheel has a plurality of turbine...	03/04/2003
6329859	N-way circular phase interpolator for generating a signal having arbitrary phase An N-way Circular Phase Interpolator interpolates the N phases of a reference clock signal to generate a tunable clock. By using more than two phases for interpolation, high excess frequencies as well as high precision (i.e. small jitter) are achieved. Th...	12/11/2001
6220092	Dryer with an air flow testing device An air flow testing device for use with a clothes dryer to indicate an obstruction in the exhaust system. Three potential states of exhausted air are monitored by the testing device when the dryer's lint screen is removed from its opening. In the first st...	04/24/2001
6032540	In-line, field adjustable irrigation flow indicator for high, normal and low flow rates An in-line flow meter for use in drip irrigation systems which provides a field adjustable, infinitely variable visual flow indication of both high and low flow rates above and below a field adjustable normal flow rate is provided by means of a drag paddl...	03/07/2000
5474154	Air brakes adjustment indicator for vehicles such as trucks and the like A brake adjustment indicator for an air brake having a brake chamber, comprises a body including a cavity within, the body including a passageway having an inlet and an outlet communicating with the cavity, the inlet and outlet being adapted for connectin...	12/12/1995
5406979	Valve and sensor arrangement A valve and sensor arrangement includes a valve which has a valve member. A sensor such as a sensor for detecting a flow of water through the valve is provided within the valve member and is preferably aligned with a turning axis of the valve member. The ...	04/18/1995
5249707	Dispensing nozzle having a fuel flow indicator A fuel flow indicator for use in a nozzle of a fuel dispensing system. A small percentage of the fuel flowing through the nozzle is diverted to a chamber and used to power rotation of a light deflecting member which is viewable to the user through a glass...	10/05/1993
5065691	Fluid flow indicator A fluid flow indicator for use with light transmitting conduits having end fittings which include a bore. The flow indicator includes a base defined by a coiled wire closely received within the fitting bore and an axially extending indicator support which...	11/19/1991
4945948	Sight flow indicator A sight flow indicator for visually indicating fluid flow through a conduit including a housing that has an inlet and an outlet and defines a flow passage between the two, the flow passage including a sighting region and a downstream restricted region tha...	08/07/1990
4822501	Use of lignin/amine/surfactant blends in enhanced oil recovery A method for the enhanced recovery of oil comprised of injecting into an oil containing formation an aqueous surfactant system comprised of a blend of an oil soluble amine, a lignin selected from the group consisting of lignosulfonates and sulfonated alka...	04/18/1989
4793190	Device for measuring and indicating flow around a bend A device for measuring and indicating fluid flow around a flow bend such as an elbow consists of a housing which confines the flow bend and a flow cavity which is connected with the outer side of the curvature of the flow bend. There is a rotor with a num...	12/27/1988
4790255	Wind and boom direction indicating device There is provided a device useful for adjusting the main sail of a sailboat said device being equipped with apparent wind indicating means and color coded means for indicating desirable position for the boom of said main sail; said device being used alone...	12/13/1988
4782333	Water-flow detector with rapid switching A cylindrical shuttle having a cone-shaped cam surface on one end which slides freely on a timer shaft between a first stop and a second stop which are attached to the shaft. A vane arm driven by a water vane engages the side of the first stop opposite th...	11/01/1988
4745877	Rotary sight flow indicator A rotary sight flow indicator which provides a visual indication of fluid flow and of the flow direction by the rotation of a shrouded cross-flow rotor. The sight flow indicator consists of a housing with a cavity containing the rotor and its shroud, and ...	05/24/1988
4474209	Solar heating check valve and flow indicator Disclosed is a pair of check valves for a home solar heating apparatus, one check valve for the solar collector supply line and one for the return line. The check valves have a transparent portion and an impeller which rotates during water flow and is loc...	10/02/1984
4101874	Fluid flow indicator and flow switch A small diameter transparent visible fluid flow indicator suitable for mounting behind an opening in an instrument panel contains a six-bladed paddle wheel pivoted for rotation by the flow of fluid passing through orifices in the indicator housing. Each o...	07/18/1978

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Class 116/274 - Rotary only