Bizarre Patents
Apparatus for Simulating a High Five
A self-righting hand-arm configuration which is adapted to pivot when struck by a user, thereby simulating a "high five."
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 5061631 | Method, apparatus and solution for calibration of partial pressure value Electrodes for the measurement of pCO2 and/or pO2 are calibrated with an exposed aliquot of a calibration liquid. A constituent such as a ferrioxalate salt in the calibration liquid is converted to the gas in a reproducible concentration by exposure of th... | 10/29/1991 |
| 5033284 | Calibration method for gas or vapor relative concentration sensor This invention concerns a calibration method and compatible sensor construction for the determination of relative concentration of a gas or vapor. According to the method a sensor is brought to controlled conditions, in which at least one calibration poin... | 07/23/1991 |
| 4856352 | Gas sampling system for reactive gas-solid mixtures An apparatus and method for sampling a gas containing a reactive particulate solid phase flowing through a duct and for communicating a representative sample to a gas analyzer. A sample probe sheath 32 with an angular opening 34 extends vertically into a ... | 08/15/1989 |
| 4854153 | Automatic calibration apparatus for a partial gas pressure measuring sensor An automatic calibration apparatus for a partial gas pressure measuring sensor supplies a gas having a high partial pressure (referred to as the high gas) and a gas having a low partial pressure (referred to as the low gas), to a gas selection device (103... | 08/08/1989 |
| 4825683 | Apparatus for evaluating an oxygen sensor An apparatus for evaluating an oxygen sensor includes a device for mixing a fuel and an oxygen-containing gas in an appropriate ratio to prepare a fuel mixture. A burner is connected to the mixing device for burning the fuel mixture to produce a gaseous c... | 05/02/1989 |
| 4739645 | Apparatus for calibrating a sensor for detecting the presence of a gas in a liquid A calibration vial is described for storing and calibrating under sterile conditions a blood gas sensor that comprises an optical fiber whose sensing end carries a sensing element, such as a chromophore or fluorophore. The vial contains a calibrating liqu... | 04/26/1988 |
| 4722217 | Method and apparatus for calibrating gas monitors A method and means is disclosed for carrying out the calibration of a gas monitor. The calibration is effected by providing a calibration gas containing a precise amount of the constituent that is measured by the gas monitor. That calibration gas is intro... | 02/02/1988 |
| 4622844 | Oxygen sensor monitor A monitor (26) for use in a vehicle to check the operation of an oxygen sensor (20). The monitor (26) has a regulator (64) that changes the fluctuating voltage associated with a vehicle electrical system into a stable voltage source. An amplifier (68) rec... | 11/18/1986 |
| 4597285 | Humidity monitor and method Methods and apparatus for determining water content of gases and vapors. The primary sensing device is a fluidic oscillator through which a sample of gas is passed. It is primarily useful in systems where the moisture content is large and there is a small... | 07/01/1986 |
| 4590789 | Remote calibrator An improved remote calibration is disclosed for calibrating a gas sensing device. A housing is provided which receives the gas sensor in an open end and a valve/diaphragm assembly in a receiving end. A plurality of openings are formed in the housing adjac... | 05/27/1986 |
| 4520654 | Method and apparatus for detecting hydrogen, oxygen and water vapor concentrations in a host gas Sound waves are generated in a sonic cell and propagated through a gas to a sensor which is coupled to a microcomputer. A gas mixture is first directed into a chamber and the attenuation and transit time of sound waves are calculated. Then, a calibrated g... | 06/04/1985 |
| 4516424 | Oxygen concentrator monitor and regulation assembly An improved oxygen concentrator includes an oxygen sensor, valve and timer for periodically directing a breathable gaseous mixture having increased oxygen concentration to the sensor. A preferred assembly includes an alarm and means for increasing oxygen ... | 05/14/1985 |
| 4509359 | Method and apparatus for measuring the concentration of a given component in a gas inhaled and/or exhaled by a patient For the purpose of measuring the concentration of one or more given components of the breathing gas of a patient there is removed a small part of the breathing gas at a location immediately in front of the mouth of the patient. The withdrawn gas is passed... | 04/09/1985 |
| 4481804 | Method and apparatus for calibration of sensors Calibration of sensors of the type used for the cutaneous determination of blood oxygen and carbon dioxide levels is facilitated by providing separate sensor units, alternatively and removably connectable to a calibration device and to the measuring devic... | 11/13/1984 |
| 4445359 | System and process for calibrating a combustion gas analyzer A system and process for calibrating a computer-based combustion gas analyzer is disclosed. The process includes introducing a series of gas samples into the analyzer, each sample containing a known concentration of a particular gas. The output of the ana... | 05/01/1984 |
| 4430164 | Fault-compensating electro-analytical measuring process and equipment An electro-analytical measuring process and apparatus for the determination of the concentration and the ion-activity of stationary or flowing solutions or of the partial pressure of gases. The measuring cell of the measuring equipment--connected to an el... | 02/07/1984 |
| 4389881 | Method of measuring an air to fuel ratio A method is disclosed for measuring the air to fuel ratio of an air/fuel mixture being supplied to a combustion process. This method has the following steps. An oxygen sensor station is established at which the sensor senses the difference in oxygen parti... | 06/28/1983 |
| 4388821 | Apparatus for calibrating the carbon monoxide emission under idling conditions of an internal combustion engine provided with a Bosch L-Jetronic electronic injection apparatus An apparatus for carrying out the calibration of engines having a Bosch L-Jetronic electronic injection apparatus which is provided with an electronic control unit connected to a "lambda" probe inserted in the exhaust pipe for the closed loop control for ... | 06/21/1983 |
| 4343177 | Flow compensated gas comparison probe A gas comparison probe contains first and second sensor elements isolated om each other. Air is drawn across a surface to be monitored and directed onto the first sensor element. Air is drawn from a location spaced away from the surface to be monitored an... | 08/10/1982 |
| 4328700 | Leak detection method and apparatus A method and apparatus are disclosed for detecting leaks in fluid processing systems using sulfur hexafluoride as a tracer. Leak detection can be carried out with the processing system continuing in operation by using the apparatus according to the method... | 05/11/1982 |
| 4322964 | Gas analyzer calibration apparatus A gas analyzer calibration apparatus. The apparatus operably connects between a monitored gaseous environment and a gas analyzer. The apparatus includes a vacuum pump for drawing test gases from the monitored environment through the apparatus and through ... | 04/06/1982 |
| 4314475 | Method for checking thermocatalytic sensors of mine safety systems According to the invention, a maximum output signal of the sensor is measured as the sensor is actuated and voltage is applied to its sensitive element to produce a prescribed heating temperature, whereupon one measures the steady-state output signal of t... | 02/09/1982 |
| 4287750 | Device for checking the functioning of gas measuring apparatus A device for checking the functioning of a gas measuring apparatus which includes a tubular connection for the passage of a gas so that it can be directed through a tube mounted in the connection which has means therein such as a chemical for measuring th... | 09/08/1981 |
| 4279142 | Technique for in situ calibration of a gas detector In a gas measuring probe assembly having a gas sensing device located within a tubular housing positioned within a gas environment to be monitored, a tubular calibration gas flow pattern is established within the tubular housing substantially parallel to ... | 07/21/1981 |
| 4278636 | Calibrating device for a breath alcohol measuring instrument A calibrating device for a breath alcohol measuring instrument which includes a passage for the breathing air which has a sensor and a collector arranged therein with a discharge to atmosphere from the collector comprises a connecting circuit having valve... | 07/14/1981 |
| 4275752 | Fluid flow apparatus and method Apparatus for combining fluid flows in variable proportions is adapted for blending an active constituent gas and a diluent gas to calibrate gas analyzers used in monitoring pollution. Diluent gas passes from source 34 through a downstream differential pr... | 06/30/1981 |
| 4269684 | Apparatus for oxygen partial pressure measurement Disclosed is apparatus and method for continuously compensating for electrode drift during the measurement of the partial pressure of oxygen by the net charge transport technique. The apparatus derives a correction factor from variations in waveforms repr... | 05/26/1981 |
| 4266274 | Microprocessor-based engine control systems A method and apparatus for controlling the various functions of an internal combustion engine using a program-controlled microprocessor having a memory preprogrammed with various control laws and associated control schedules receives information concernin... | 05/05/1981 |
| 4262522 | Method and arrangement for operating gas examining apparatuses A method of operating a gas examining apparatus which has a gas examining device such as a mass spectrometer, a chamber communicating with the gas examining device, a gas pump communicating with the chamber and a probe hose coupled to the chamber for intr... | 04/21/1981 |
| 4262520 | Supplemental weight percent analysis for chromatography In chromatography, the weight percent of higher boiling hydrocarbons is estimated by comparing areas under the certain segments of chromatograms. This procedure is subject to both human and equipment errors. A supplemental procedure for measuring the perc... | 04/21/1981 |
| 4260886 | Measurement of a gas constituent by a mass spectrometer The accuracy of measurement of a constituent of a small volume of gas (such as the moisture within an integrated circuit package) is improved by improving the accuracy of the calibration of the spectrometer being used to make the measurement. The calibrat... | 04/07/1981 |
| 4209300 | Hemoglobin-oxygen equilibrium curve analyzer A system for obtaining a hemoglobin-oxygen equilibrium curve for a sample of concentrated hemoglobin solution or whole blood. Gaseous oxygen and/or nitrogen is used to oxygenate or deoxygenate the sample. The exchange takes place across a gas-receiving cu... | 06/24/1980 |
| 4194385 | Densitometer calibration method A method of calibrating a densitometer to meter two gases of different molecular structures by empirically deriving a hole size function of the indicated error for one gas in the density equation of the other and performing tailored reboring of the hole i... | 03/25/1980 |
| 4177667 | Quick response humidity chamber An apparatus and technique for changing the characteristics of a fluid mem in order to test static response of sensors within that medium. In particular, in testing the static response of a humidity sensor, a first sealed enclosure surrounds a humidity s... | 12/11/1979 |
| 4151739 | Method for checking gas analysis devices A method for checking gas analysis devices in respect of their sensitivity and their response and regeneration behaviour with respect to time, wherein a reproducible quantity of the measurement component is produced at a predetermined production rate, for... | 05/01/1979 |
| 4101282 | Sample conditioner and analyzer A sample containing reactive component is preconditioned in a sample conditioner in a manner which precludes reactions therein and passed to an analyzer through a conduit located in a passageway maintained at a desired temperature by heat exchange with ho... | 07/18/1978 |
| 4094186 | Mixture control monitor apparatus The mixture control system of an internal combustion engine which employs an exhaust gas oxygen sensor is provided with circuitry which subjects the output signal from the sensor to comparison with established threshold values to determine the operational... | 06/13/1978 |
| 4063446 | Method of and apparatus for automatically detecting traces of organic solvent vapors in air Method and apparatus for detecting minute traces of a gas in the PPB range (μg.m-3) by pumping a gas mixture through a non-specific gas detector measuring cell and displaying and/or recording the signals generated by the measuring cell. For ze... | 12/20/1977 |
| 4003240 | Calibration device for vaporized liquids A calibration device having a thermally insulated storage receptacle for a liquid to be analyzed. The liquid is converted to a vapor form by passing a carrier gas through the liquid to be analyzed whereby the carrier gas is saturated with the liquid. The ... | 01/18/1977 |
| 4002052 | Method for the rapid analysis of a mixture of a number of substances by chromatography In a first step, a chromatographic column is calibrated by passing separately through the column each constituent substance of the mixture to be analyzed and by recording at the exit the pulse response of said substance. In a second step, the mixture is p... | 01/11/1977 |
