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JP4955435B2 |
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JP4958617B2 |
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JP4958815B2 |
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JP4956342B2 |
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JP4956392B2 |
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JP4949877B2 |
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JP4952344B2 |
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JP4949922B2 |
To provide a gas meter capable of leaving the latest occurrence time of shutoff without leaving history information of continuous shutoffs when shutoff of a predetermined shutoff reason occurs continuously. When a test shutoff or a retur...
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JP2012107969A |
To automatically detect, even if a state in which air has accidentally invaded into a conduit is judged to be abnormal by a flow rate measuring device and flow rate pulse outputting is once stopped, restoration from the abnormal state an...
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JP4948296B2 |
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JP4946537B2 |
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JP2012103048A |
To provide an inexpensive liquid supply amount measuring device capable of correct measurement of liquid supply amount.A liquid supply amount measuring device 1 comprises: an axial piston motor 4 which receives pressurized and supplied l...
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JP2012103937A |
To provide a gas shut-off device with higher safety due to earlier detection of abnormality occurrence by changing the detection sensitivity of an alarm unit at the time of earthquake occurrence.A gas shut-off device includes detection m...
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JP2012103011A |
To raise sealability of a rotation selector valve by alleviating the slide resistance of a spring member for pressing the rotation selector valve.A piston reciprocation type flowmeter 10 is a four-piston type flowmeter of a structure equ...
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JP2012103915A |
To provide a method and a system for reading gas meter indication number with accuracy for a gas meter mounted in a fuel gas supply system path.An image obtained by photographing a display part 2 of a gas meter 1 having a display part fo...
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JP4943926B2 |
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JP4943903B2 |
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JP4942089B2 |
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JP4942254B2 |
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JP4942103B2 |
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JP4935334B2 |
A flow rate measuring device has a flow rate measurement unit, an appliance registering unit, a calculating unit, a determining unit, a first appliance identifying unit, and a second appliance identifying unit. The appliance registering ...
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JP4935576B2 |
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JP4936856B2 |
To provide a flowmeter capable of easily making uniform and symmetric a distribution of flow velocity of a fluid in a direction perpendicular to the direction of flow without having to arrange a flow regulating means by devising the cros...
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JP4932207B2 |
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JP4934362B2 |
To provide an ultrasonic flowmeter capable of highly accurately measuring the quantity of flow by excluding the effects of electromagnetic noise. Ultrasonic waves are transmitted and received in the forward direction and the backward dir...
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JP4930282B2 |
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JP4929507B2 |
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JP4926519B2 |
To reduce variations in flow rate coefficient while reducing pressure losses. In the gas flow rate measuring structure of this ultrasonic gas meter which has a gas flow channel for passing a gas through in the order of the lower part, a ...
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JP4930067B2 |
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JP4929975B2 |
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JP4930000B2 |
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JP4930001B2 |
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JP4924159B2 |
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JP4921394B2 |
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JP4921102B2 |
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JP4921256B2 |
To provide a gas alarm unit reducing malfunction accompanying a varied air base. In order to issue an alarm when a detection voltage of a gas sensor 3 exceeds a set concentration level for an alarm set level, the gas alarm unit includes ...
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JP4917314B2 |
To provide a gas meter or a remote-sensing display, capable of both telegraphic communication and general-purpose serial communication using a common connector. The remote-sensing display 1 of the gas meter includes: a telegraphic commun...
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JP4920447B2 |
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JP4908123B2 |
To provide connection structure or the like capable of easily connecting a joint part of a gas pipe to a pipe connection part of a gas appliance. This connection structure is, for example, one for connecting a leading-up pipe part 11 of ...
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JP2012062852A |
To provide a fluid machine capable of continuously and precisely measuring a flow rate in a simple configuration and further which is also usable as a metering pump of high accuracy.The fluid machine is provided with an outer ring 10, an...
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JP2012057950A |
To provide a volumetric flow meter that measures a flow rate continuously and precisely with a simple configuration.The volumetric flow meter comprises: an outer ring part 10; an inner ring part 20 capable of rotating on a vertical axis ...
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JP4902298B2 |
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JP4899142B2 |
To provide a gas meter which can reduce a power consumption used to drive an adjusting means by a method wherein the output voltage of a battery is estimated indirectly even in the battery incapable of detecting the output voltage direct...
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JP4899141B2 |
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JP4894384B2 |
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JP4893523B2 |
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JP4889365B2 |
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JP4885597B2 |
To reduce cost in a mixing device for mixing at least two liquid agents. Alternately charged main agent (a first liquid agent) and a dilution agent (a second liquid agent) are mixed with each other while passing through a common flow pas...
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JP4886468B2 |
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JP4881066B2 |
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