A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 6892580 | Method for determining a rate of rain A method for determining a rate of rain falling on a surface. As rain falls and strikes the surface, vibrations are generated on the surface. The vibrations are sensed and a vibration signal is generated, the vibration signal being proportional to the vibrations of ... | 05/17/2005 |
| 6758091 | Method and an apparatus for measuring icing An apparatus and a method for local measurement of an icing factor for atmospheric air containing supercooled water, and wherein the apparatus comprises at least one surface element made of a material suitable for ice in atmospheric air to freeze on, and said surfac... | 07/06/2004 |
| 6714134 | Detecting weather sensor malfunctions The present invention provides a warning system comprising: a weather measuring device that measures a current weather condition; and a storage device that stores historical weather data; a microprocessor that is programmed to receive the current weather data from t... | 03/30/2004 |
| 5413003 | Atmospheric precipitation collector and method of employing same There is disclosed an apparatus and method for collection of both dry and wet precipitation. The invention involves the use of a dynamic flowing fluid surface for the collection of precipitation for temporary storage and subsequent analysis. The use of a ... | 05/09/1995 |
| 5394748 | Modular data acquisition system A modular data acquisition system includes a stacked assembly of a rain gauge module mounted on a data recorder module, in turn mounted on a water level sensor module which in turn is mounted on an observation well casing. Each module has a housing that i... | 03/07/1995 |
| 5048331 | Continuous rainwater monitoring system A continuous rainwater monitoring device for effecting automatic chemical analysis of the rainwater. The device comprises, in addition to a funnel-shaped receiver-container, a rain gauge, a measurement and analysis means, and an automatic recorder, the fo... | 09/17/1991 |
| 4884440 | Process for the elimination of noise from data A process for eliminating noise from an actual data stream, and plotting the actual data stream with a superimposed set of interpolated data values is disclosed. The set of interpolated data values represent an estimate of the actual data stream which is ... | 12/05/1989 |
| 4836018 | Rain gauge with improved syphon discharge An improved rain gauge in which a large rain collector feeds collected rain into a receptacle having 1/5 the cross-sectional area, and in which a float and counterweight connected by a flexible strand passing over a pulley mechanism creates electrical imp... | 06/06/1989 |
| 4809546 | Method and device for measuring the height of a product in surroundings having a thermal behaviour different from that of the product to be measured, particularly for measuring the height of snow A measuring rod carrying a plurality of temperature sensors distributed over its height is placed in such a way that at least its lower part is embedded in the product of which the height is to be measured. Signals produced by the sensors and representing... | 03/07/1989 |
| 4259864 | Weather monitoring apparatus Apparatus for monitoring weather conditions to determine when these can enable the commencement of an infection of mildew, comprising a temperature sensor producing an output signal if the temperature is above a predetermined threshold, a first rainfall s... | 04/07/1981 |
| 4140011 | Automatic precipitation sampler An automatic precipitation sampler contains a precipitation detector which signals a control system to remove a cover above the collector surface at initiation of precipitation. Water flows from the inert collector surface, through a sample distributor ha... | 02/20/1979 |
| 4136561 | Apparatus for automatically sensing and recording data in a sewage system The specification discloses a control module having circuitry for generating control and timing signals and for receiving digital data. A plurality of sensor modules are connected to the control module and each contains devices for sensing various physica... | 01/30/1979 |