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Document |
Document Title |
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8069810 |
Attachment device equipped with a whistle
An attachment device with a whistle comprises a securing device of a flexible joining strap and a release button, the assembly being housed in a hollow body made from plastic material. The hollow...
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8034170 |
Air filter monitoring system
A real-time monitoring system that monitors various aspects of the operation of a refrigerant-cycle system is described. In one embodiment, the system includes a processor that measures power...
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8028642 |
Whistle with finger grip
A whistle for producing resonant frequencies comprising a body which includes a mouth piece having an inlet, and at least two sound chambers to which inlet air is blown from the inlet. The whistle...
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8006634 |
Whistle
An object of the present invention is to provide a whistle which has a resonance frequency shifted to the low-frequency side and a pleasant tone while retaining a compact size and light weight. In...
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7992513 |
Disassemblable whistle
A whistle is provided with an interior that can be cleaned. The whistle has a body with a resonance chamber wall. One face of a resonance chamber formed by the resonance chamber wall is open. A...
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7987809 |
Whistle with possession control indicating system
A basketball sports whistle having an integral basketball possession indicator at the eye level of the referee enables the referee to accurately determine which team is entitled to possession of...
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7980193 |
Pressure lock marine horn
A marine horn has a horn path with a pressure lock chamber blocking water which has ingressed the horn outlet mouth from reaching the sound source along the horn path.
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7908991 |
Air powered signaling system
A portable air horn apparatus includes a housing, an air horn assembly for generating a warning sound, a switch for activating the air horn assembly and a power source. A microprocessor is provided...
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7841291 |
Ultrasonic and/or infrasonic animal repellent horn powered by compressed air canister combined with a strobe light
A horn powered by a compressed air canister and/or battery pack, that emits sounds that are too high for humans to hear (ultrasonic) and/or too low for humans to hear (infrasonic), to act as a...
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7793607 |
Air powered civil defense siren
A civil defense air powered siren includes an air powered tone generator, a compressed air tank, an air compressor, an air line with a control valve connecting between the compressed air tank and...
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7743724 |
Animal warning system for vehicles
The invention is an ultrasonic whistle that screws onto the valve stem of a vehicle tire. A variety of alternative embodiments utilize a housing that screws onto the valve stem with variations as...
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7621978 |
Filter timer
A timer that starts a time cycle when a filter is placed into a housing is disclosed. The timer cycle will not reinitiate a new time cycle when the previously used filter is removed from the...
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7617794 |
One piece horn cover
A horn assembly for a motor vehicle includes a sound generating member, a housing having a first opening connected to the sound generating member and a second opening to disperse sound from the...
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7585372 |
Method and apparatus for generating gas pulses
Method and apparatus of producing gas pressure pulses in a dust-deposit cleaning apparatus. The apparatus comprises a combustion chamber and an amplifying horn. According to the method a...
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7581509 |
Hybrid whistle
A hybrid whistle has two pealess whistle chambers with air vents to the left and right and a central pea whistle with an air vent facing generally perpendicularly to the left and right air vents...
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7487737 |
Whistle structures
Devices that emit sound audible to nearby animals can include a deflection structure or other support structure and, connected to it, at least one whistle structure. The deflection structure can,...
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7428878 |
Whistle
A new whistle which emits louder sound level with easiness of blowing air through the whistle. It direct the sound to intended subject by having sound opening area in front of the whistle to direct...
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7387079 |
Automatic horn shutter
A horn assembly is disclosed. The horn assembly includes a shutter than can cooperate with a horn valve. The shutter disposed on an end portion of the horn assembly can help seal the horn assembly...
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7370600 |
Air horn with light signal
A horn device includes a trumpet fixture which removably attaches to the valve portion of a canister containing a charge of compressed air. An actuator button on the trumpet fixture is operable to...
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7360499 |
Helmholtz resonator type marine signal
A power efficient, acoustical Helmholtz resonator foghorn including a plurality of electrical emitters, some of which are redundant, arrayed at one end of a blocked tube with a plurality of exhaust...
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7176367 |
Pen instrument with controllable whistle
A pen instrument is provided with a controllable whistle. The whistle includes a tubular body; a sleeve connected at a rear end to a first open end of the tubular body and at a front end to a rear...
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7066106 |
Reverberating mechanical siren
A small light mechanical siren for mobile emergency equipment which utilize spiral rebound ramps in the rotor to produce a loud penetrating square form spiral sound wave, enabling effective warning...
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7063040 |
Portable air horn apparatus
A portable air horn apparatus. The apparatus includes an air horn adapted to generate sound when supplied with air under pressure, an air compressor adapted to generate air under pressure, an air...
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7038576 |
Electropneumatic horn
An electropneumatic acoustic horn is disclosed, comprising an electric compressor unit for generating compressed air and a sound wave generator comprising at least an acoustic chamber associated to...
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6975213 |
Whistle with light emitting device
A whistle has a whistle member having a mouthpiece at a front thereof, a chamber therein, a passage communicated with the chamber, and an outlet at a sidewall of the chamber, and a light emitting...
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6837177 |
Whistle having air flow converter
A whistle (1) has: a mouthpiece which includes an air inlet (4); a first and a second resonance chambers (5a, 5b) to which air is injected through the air inlet via a first and a second air...
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6837922 |
Air filter sensor apparatus kit and method
An air filter sensor kit and method of using the same for permitting a person to modify the filtering portion of a heating or cooling system that uses an air filter to enable the determination of...
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6832574 |
Bicycle whistle
An apparatus for use with a bicycle includes a base portion and a whistle portion. The base portion is attached to a frame, fender, or handlebars of a bicycle. The whistle portion is attached to...
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6739063 |
Combination compass
A combination compass. The compass includes a housing, a compass device mounted inside the housing, a top cover pivoted to one end of the housing and capable of covering over the compass device....
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6698377 |
Whistle
A dog whistle comprises a body formed in two parts (2,3) and provided with a mouthpiece (4) which communicates through an air passage (10) with a sound chamber (5) having a vent (6) provided with...
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6619225 |
Whistle for multi-implement folding knife
A whistle attachment is shown for a multi-implement tool which may be of the folding knife type. The whistle is attached and located in a manner to provide quick and easy access to the whistle in...
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6578511 |
Pneumatic signaling device for divers
The present invention relates to an all-purpose, pneumatic powered signaling device including a first component capable of transmitting signals above water and a second component capable of...
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6516741 |
Leak proof apparatus for mounting components to panels
A leak-proof assembly for mounting an air horn on a truck cab roof. The mounting includes a threaded portion extending through the roof, a flange extending circumferentially around the fitting, and...
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6494160 |
Ringing kettle
An apparatus for boiling a liquid includes an audible alarm for notifying an individual when the liquid is boiling. The audible alarm makes use of steam generated by the boiling liquid to drive a...
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6494161 |
Tea kettle flute
The present invention is a novelty musical kettle that plays a song when liquid inside the kettle is heated. The kettle body contains a circular flute instrument with a release flap at a first end...
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6456193 |
Controlling method and apparatus of constant-frequency sound-production of electrical horn
A controlling method and apparatus of constant-frequency sound-production for an electric horn are described. These are achieved. And comprised by a monolithic-processor. It's characterized in that...
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6386136 |
Tea kettle whistle
A tea kettle whistle including three main parts comprising a whistle top and whistle base, both preferably formed of plastic, and a whistle insert, preferably formed of stainless steel. The insert...
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6386196 |
Warning device for oxygen delivery system failure
An oxygen delivery system which provides a visual and audible warning signal for system or oxygen flow failure. When pressure fitted tubing detaches, the audible whistle alarm indicates that the...
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6357382 |
Audible warning device with restrainable, tilt-activated mechanism
A shock-activated, sonic alarm is silent when in an armed or cocked condition. In this condition, a spring-loaded lance (108) is restrained by a ball (104) from activating an alarm (100). When the...
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6329927 |
Alert light
An alert device that includes a tubular encasement holding battery powered marking light, a compass and a whistle, the tubular encasement and whistle are threadedly interconnected and rotating the...
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6299006 |
Whistling beverage bottle construction
A whistling beverage bottle construction (10) including: a cap member (20) adapted to engage the threaded neck portion (31) of a bottle member (30) having a peripheral lip (33) which surrounds the...
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6294984 |
Air horn assembly
An electro-pneumatic air-horn assembly comprises a horn assembly, an electrically powered air-compressor assembly, a mounting bracket, and a rigid metal conduit. The horn assembly includes an...
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6273285 |
Structure of a whistling device for a cooker lid
A whistling device for a cooker includes a cooker lid, an annular block, a handle block, and a screw, characterized in that the cooker lid is circular and is having a center opening and a venting...
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6250247 |
Combination spherical whistle
A combination spherical whistle formed by hooking up elongated, hollow, smoothly arched front, rear, left, right, top and bottom whistle elements with one another, the whistle elements each having...
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6202875 |
Whistling device of a cooker lid
The present invention relates to a whistling device of a cooker lid and in particular, to a handle block mounted onto a cooker lid to adjust the size of an air hole on the lid and the sound...
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6160760 |
Underwater signaling device
An underwater signaling device 10 provides an enclosure 20 having handle 25 and barrel 21 portions. A trigger 40 is pivotally carried by the handle portion, and provides a pivoting spur 50 which...
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6112330 |
Device for attached a bell, a beeper, or a signaling whistle to sport hand protector or the like
The invention concerns a device for attaching a bell or the like to a sport hand protector or a sport glove. The device comprises a fixing part (1) which is removably or irremovably connected with...
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6109202 |
Combination whistle
A comprising a body (1) provided at each end with a mouthpiece (3',6) having an air passage which communicates with a sound chamber (4,5), the chambers each being provided with a vent (V1, V2) in...
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6102240 |
Animated kettle
A kettle for boiling water which uses steam power to drive a rotatable outer housing for providing animation is disclosed.
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6065562 |
System for imparting compressional and shear waves into the earth
A seismic vibrator system for imparting compressional and shear wave vibrations into the earth has an earth contacting base with a vertical post. A tubular hub is slidably received on the post in a...
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