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JP5522609B2 |
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JP5519829B1 |
To provide a seismic gas shutoff device having a simple structure and surely stopping a gas supply when an earthquake occurs. A seismic gas shutoff device includes a shutoff device main body 1. A chamber 15 is internally provided in the ...
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JP5515378B2 |
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JP5516182B2 |
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JP5517218B2 |
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JP5520205B2 |
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JP2014106036A |
To provide a gas meter which achieves low power by reducing power loss related to not only a shut-off valve but also a microcomputer.A switching power supply 2 steps down a voltage of a battery 1, and supplies power to a microcomputer 3 ...
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JP2014102080A |
To provide a CO alarm system which ensures safety of a user and reduces inconveniences experienced in daily life.A CO alarm system 1 comprises a gas meter 2 and a CO alarm unit 3 which is communicably linked with the gas meter and which ...
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JP5512347B2 |
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JP5511625B2 |
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JP5513302B2 |
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JP5510133B2 |
To provide an ultrasonic gas meter causing no measurement error due to an effect of water infiltrated into a gas flow channel.The ultrasonic gas meter comprises: a flow channel 11a in which an inflow port 12 and an outflow port 13 are fo...
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JP5507339B2 |
To provide a flow rate pulse generator with high versatility, which can be attached to each gas meter having a different shape.The flow rate pulse generator 3 is attached to an existing gas meter, detects rotation of a silver wire attach...
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JP5505159B2 |
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JP5503127B2 |
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JP5505108B2 |
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JP5498132B2 |
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JP5488812B2 |
To provide a fuel cell system capable of enhancing certainty of avoiding an alarm by a warning function for a gas leakage warning of a microcomputer meter. The fuel cell system 1 is provided with an activity detecting unit (152, 54) for ...
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JP5493610B2 |
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JP5494521B2 |
To provide a capacitive flowmeter which is easily assembled and reduces manufacturing costs.In a capacitive flowmeter 1 in which rotation bodies 3 and 4 are disposed inside a housing body 2 to be freely rotatable and a flow rate is measu...
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JP2014081265A |
To provide an electronic gas meter capable of reducing operation time before shipment.Correction logic parts 6A-1 to 6A-3 obtain a null point correction value, a flow rate correction value, and a gaseous species correction value used for...
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JP5487422B2 |
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JP5487696B2 |
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JP5480853B2 |
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JP5470998B2 |
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JP5467167B1 |
To provide a servo type volumetric flow meter capable of accurately measuring a minute flow rate by improving the differential pressure sensitivity regardless of high pressure or low pressure. A pump unit (12) of a servo-type positive di...
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JP5468156B2 |
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JP5467332B2 |
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JP5467328B2 |
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JP5467033B2 |
To suppress influence of mischief utilizing a magnet in a pulse reader for receiving information from a gas meter by utilizing a magnetism detector of the gas meter, and a radio set for the gas meter.A pulse reader includes: a read switc...
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JP5457663B2 |
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JP2014055917A |
To provide a gas meter in which automatic recovery is attained after seismic shutdown so that convenience is enlarged and safety property is enhanced.A gas meter includes: a shutdown valve (8) for shutting down a gas supply passage (4); ...
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JP5451483B2 |
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JP5455865B2 |
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JP5449226B2 |
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JP5443062B2 |
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JP5438577B2 |
To heighten flow rate measurement accuracy of an ultrasonic flowmeter.A flow rate control part 38 of this ultrasonic flowmeter 30 includes an ultrasonic sensor driving part 41, a transmission interval changing part 42, a flow rate measur...
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JP5436175B2 |
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JP5433047B2 |
To provide a gas meter capable of determining a mixed gas state.The gas meter includes: transmission means 12 of ultrasonic signals; receiving means 13; amplifying means 13a for amplifying the received ultrasonic signals; gain adjusting ...
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JP5428518B2 |
An object of the present invention is to promote the optimization of a usage time limitation function of performing a suitable registration of an appliance flow rate. There are included a flow rate detection unit 10 that measures a flow ...
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JP5402620B2 |
Switching a transmitting and receiving direction of two transducers (2,3) in the forward and the reverse direction, a time differential memory part (17b) storing a propagation time differential every K times a unit measurement process be...
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JP5399106B2 |
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JP5399293B2 |
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JP5402022B2 |
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JP5394017B2 |
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JP5382845B2 |
A conventional appliance monitoring apparatus handles only the amount of gas used and security information for the case of a gas cutoff and can not address social needs for a desire to obtain information about influence (e.g., an amount ...
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JP5379754B2 |
To provide a counter for adjusting the unit price of a utility to an appropriate price during a specific time period, based on the usage of the utility. This counter 200 receives signals transmitted for each of the unit usages of a utili...
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JP5369789B2 |
To avoid a difference between gas total use amount and a sum of a plurality of change amounts held by a gas shut-off device. The gas shut-off device includes a flow rate detection part 11, a flow rate calculation part 12, an increase/dec...
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JP2013250180A |
To easily adjust the level of a liquid in a casing to a suitable height.A wet gas flowmeter includes a casing 2, a rotary drum 21, a detection part 43, a control part 8, and a liquid level adjustment unit 6. The casing 2 houses a liquid ...
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JP5367314B2 |
To provide a supply state notifying system, enabling the user to readily recognize electrical energy consumption. This supply state notifying system 100 is equipped with a supply state notifying device 30. The supply state notification d...
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