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JPS5342185B1 |
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JPS5345589Y2 |
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JPS5345581Y2 |
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JPS5345599Y2 |
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JPS5345586Y2 |
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JPS53116875A |
PURPOSE: To measure the temperature of a material in an oven to be heated so as to warm it with the use of alarm means by converting the variations in volume and pressure of gases or liquid in a responding section into displacement throu...
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JPS5340639Y2 |
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JPS5340155Y2 |
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JPS5334478B2 |
A pneumatic alarm system in which a single source of gas under pressure is connected to one side of a balanced regulator valve while a plurality of rupturable sensors are connected by a manifold to the other side of the balanced regulato...
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JPS53103788U |
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JPS5396863U |
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JPS5382297A |
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JPS5381535U |
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JPS5375646A |
PURPOSE: To provide a defective section indicating apparatus for vehicles, comprising first indicating elements associated with respective sections to be inspected and second indicating elements for giving illumination, wherein said firs...
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JPS5375645A |
PURPOSE: To provide a defective section indicating apparatus for vehicles, in which a circuit for supplying current to illuminant diodes is opened or closed by AND signal of pulse signals of an oscillator actuated in response to signals ...
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JPS5326283Y2 |
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JPS5379079U |
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JPS5372500A |
A high output smoke and heat detector alarm system comprises a high output audible alarm means which includes a piezoelectric transducer and a voltage doubling means in combination with an improved smoke and heat detector which includes ...
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JPS5323316Y2 |
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JPS5322733Y2 |
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JPS5354683A |
PURPOSE: To enhance efficiency of a centralized supervision by indicating the supervisary information calling for the emergency or the supervisary information calling for the certainty according to the respective characters of them.
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JPS5318299Y2 |
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JPS5349243A |
PURPOSE: To enable a certain indication even by a narrow width pulse wave form with a simple circuit without using a limitting time reset circuit as before.
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JPS5345886U |
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JPS5314145Y2 |
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JPS532981U |
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JPS53133Y2 |
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JPS52170584U |
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JPS52168580U |
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JPS52151599A |
PURPOSE: In a fire sensor which permits removal of the sensor body and base, the fire detector wherein normally closed contacts are provided to the base and the normally closed contacts are opened and closed in the condition where the se...
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JPS5255793Y2 |
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JPS5255025Y2 |
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JPS52154176U |
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JPS52133787A |
PURPOSE: Smoke detection of less false alarms is performed by identifying fog production and smoke production from the conditions within tunnels.
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JPS52131749A |
A system for detecting ice on exterior surfaces of aircraft by transmitting a relatively low power microwave electromagnetic signal into a dielectric layer functioning as a surface waveguide, and monitoring the signals transmitted into a...
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JPS52139238U |
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JPS52137705U |
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JPS5241678B2 |
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JPS52134350U |
1530668 Lamp testing CATERPILLAR TRACTOR CO 18 Nov 1976 [8 April 1976] 48172/76 Heading G1U Lamps 15, Fig. 4, normally controlled by switches 22 and forming part of an indicator panel, are tested by a switch 24 coupled to the lamps via d...
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JPS5237857B2 |
1474407 Selective signalling NIPPONDENSO CO Ltd and TOYOTA JIDOSHA KOGYO KK 18 July 1974 [28 July 1973] 31900/74 Heading G4H In centralized warning apparatus for a vehicle, a plurality of sensors for detecting conditions (e.g. engine oil...
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JPS5237956B2 |
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JPS5290299A |
A pulse supply alarm system supplies a set of energizing pulses spaced sequentially in time to a plurality of alarm sensing circuits and supplies a set of synchronizing pulses, synchronized to the set of energizing pulses, to a plurality...
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JPS5214631B1 |
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JPS5246500U |
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JPS5246437U |
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JPS5235596A |
PURPOSE: To secure a burglar watch system, in which the resident privacy is never infringed by a third person in case the resident requests the burglar watch to the police, etc. for his outgoing or sleeping.
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JPS5235663A |
A device for use in determining the depth of water accumulating on the surface of a pathway, such as an airport runway or the like. A block of electrically insulative material is embedded in a pathway with the top surface of the block be...
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JPS5212251Y1 |
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JPS5234918U |
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JPS5228298A |
PURPOSE: Early detection of the fault by bulding-in a multiplexer and an A/D converter in the terminal control box set in the supervisory section to convert the analog signal from the sensors divided into several gorups into the digital ...
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