摘要:
A conveyer belt abrasion detecting apparatus which can automatically detect a conveyer belt abrasion quantity easily and accurately during operation. A plurality of magnet sheets (M1-M5) magnetized in a thickness direction are arranged so that polarities on the surface are in the same direction and are embedded deeper stepwise in a longitudinal direction of a belt main body (2). A magnetic sensor (4) for detecting changes of the magnetic forces of the magnet sheets (M1-M5) is arranged at a position where the magnet sheets (M1-M5) pass through.
摘要:
There are provided (I) a laminate comprising:(i) a resin layer (A), which comprises a layer containing a propylene resin (a),(ii) a resin layer (B), which comprises a layer containing an acrylic resin (b) having a flexural modulus of from 100 to 1500 MPa, and(iii) a resin layer (C), which comprises a layer containing an acrylic resin (c), wherein the resin layers (A), (B) and (C) are laminated in this order,(II) a structure comprising said laminate, and (III) a process for producing said structure.
摘要:
To provide a pipe conveyer in which a twist or depression of a rounded conveyer belt is simply and efficiently detected by effectively using permanent magnets and the closability of the conveyer belt is improved. [MEANS FOR SOLVING PROBLEMS] A conveyer belt (3) is rounded into a pipe, and both side edges (3a, 3b) of the conveyer belt (3) are laid on one the other. On both opposed surfaces of the edges, permanent magnets (6, 7) attaching each other are provided. A fixed body through which the rounded conveyer belt (3) passes is provided, and a plurality of magnetic sensors (8) are so circumferentially arranged on the fixed body as to surround the conveyer belt (3) and to detect the magnetic force strengths when the permanent magnets (6, 7) pass by the fixed body. Twist detecting means (11) for comparing the detected magnetic force strengths and detecting a twist of the conveyer belt (3) from the position of the magnetic sensor (8) which has detected the peak value (P1) is provided.
摘要:
There is provided: (1) a thermoforming mold having a surface roughness (Ra) of not more than 0.1 μm; (2) a thermoformed article comprising a crystalline olefin resin, which article has a surface roughness (Ra) of not more than 3 μm; (3) a process for producing a thermoformed article, which comprises the steps of: (i) heating and softening a crystalline olefin resin to obtain a sheet thereof; and (ii) thermoforming the sheet with a thermoforming mold having a surface roughness (Ra) of not more than 0.1 μm to obtain a thermoformed article having a surface roughness (Ra) of not more than 3am; (4) a laminated molding article, which comprises: (i) the above thermoformed article; and (ii) a substrate containing a crystalline olefin resin; and (5) a process for producing a laminated molding article.
摘要:
A torque detection apparatus includes a torque sensor, a sensor circuit, a signal processing circuit, and an abnormal state monitoring circuit. The torque sensor is arranged on a rotary shaft and operates to output a predetermined electric signal related to a torque applied to the rotary shaft. The sensor circuit outputs the predetermined electric signal as a sensor circuit signal. The signal processing circuit processes the sensor circuit signal in order to output a torque detection signal. The abnormal state monitoring circuit is arranged proximate the signal processing circuit and operates according to the sensor circuit signal to detect an abnormal operation.
摘要:
An improved battery residual capacity meter or display device which is positioned on an electrically-assisted bicycle so as to enhance the visibility thereof. In addition, the battery residual capacity meter can measure residual battery capacity even when an electric motor associated with the bicycle is stopped. In one embodiment, the residual battery capacity meter includes a display unit having a plurality of lamps, a residual capacity measurement unit for measuring the residual battery capacity based on a voltage of a battery associated with the bicycle, and a display controller for controlling the illumination and flashing of the lamps so as to indicate a particular residual battery capacity measured by the residual capacity measurement unit. Further, the residual capacity measurement unit includes a drive mode measurement module for continuously measuring the residual battery capacity while the electric motor is operated in a drive mode, and a stop mode measurement module for measuring residual battery capacity after a predetermined time elapses from the moment the electric motor is stopped.
摘要:
Methods and devices for measuring elongation, wear, and internal temperature of a conveyor belt to catch signs of conveyor belt failure such as breakage by detecting a magnetic field from a magnetic body by using a magnesium sensor, as well as a rubber magnet sheet as a magnetic body and a method of producing the sheet, the rubber magnet sheet being able to be used while it is embedded in the conveyor belt. To measure elongation of a running conveyor belt (11), a magnetic field of a magnetic body (2) embedded in the belt (11) is detected by a magnetism sensor (3) fixed to the earth, and elongation of the belt (11) is calculated from temporal variation of the detected magnetic field.
摘要:
Disclosed is an electrically conductive composite including (A) electrically conductive fibers, (B) fibrous or rod-shaped low-melting metal which has a melting point lower than that of component (A) and is free of lead, and (C) a thermoplastic resin, the electrically conductive composite including a composite fiber bundle containing component (A) and component (B), the composite fiber bundle being covered with component (C), wherein in the electrically conductive composite, the ratios of the weights of components (A), (B) and (C) to the combined weight of components (A), (B) and (C) are 50-95% by weight for component (A), 4-40% by weight for component (B) and 1-20% by weight for component (C), wherein in the electrically conductive composite, the weight ratio of component (B) to component (A) is 0.31-0.8, and wherein in the composite fiber bundle, component (B) is enclosed in a bundle of component (A).
摘要:
Disclosed is a laminate comprising at least: a resin layer (A) containing a propylene-based resin (a); a resin layer (B) containing a thermoplastic resin (b) with a tensile elongation at break of not less than 100%; and a resin layer (C) containing an acrylic resin (c), wherein the resin layer (A), the resin layer (B) and the resin layer (C) are disposed in layers in this order.
摘要:
Disclosed are a resin sheet that has a resin layer which is made up of a thermoplastic resin and which has a degree of orientation of not less than 0.0002 and not more than 0.0020, and a thermoformed article and laminate structure. The resin sheet is preferably employed in a thermoforming process. Particlarly favorable application of the resin sheet is a paintless film, which is usually thermoformed and then laminated to a molten resin.