摘要:
A breakdown prediction device of the present invention includes: a vibration measurement unit that measures vibrations generated from a device being monitored; and a signal processing unit that performs breakdown prediction when a specific vibration is measured at the vibration measurement unit, a maximum vibration amplitude value of the vibration exceeding an upper limit vibration amplitude threshold, and a vibration amplitude value thereof being below a lower limit vibration amplitude threshold at a point in time when a specified time is reached from a point in time when the vibration exceeds the upper limit vibration amplitude threshold.
摘要:
A structure for attaching a vibration sensor to a storage device having a recording or reproducing head that records on or reproduces from a recording medium, includes: a first vibration sensor which is provided on a first outer surface of a base of the storage device, and detects vibration in a direction perpendicular to a surface of the recording medium; a second vibration sensor which is provided on a second outer surface of the base, the second surface orthogonal to the first outer surface, and detects vibration in an in-plane direction of the recording medium; an urging section which has a first end portion in contact with an upper surface of the first vibration sensor and a second end portion in contact with an upper surface of the second vibration sensor, and has a substantially L-shape; and a damping member affixed to the urging section.
摘要:
A structure for attaching a vibration sensor to a storage device having a recording or reproducing head that records on or reproduces from a recording medium, includes: a first vibration sensor which is provided on a first outer surface of a base of the storage device, and detects vibration in a direction perpendicular to a surface of the recording medium; a second vibration sensor which is provided on a second outer surface of the base, the second surface orthogonal to the first outer surface, and detects vibration in an in-plane direction of the recording medium; an urging section which has a first end portion in contact with an upper surface of the first vibration sensor and a second end portion in contact with an upper surface of the second vibration sensor, and has a substantially L-shape; and a damping member affixed to the urging section.
摘要:
A breakdown prediction device of the present invention includes: a vibration measurement unit that measures vibrations generated from a device being monitored; and a signal processing unit that performs breakdown prediction when a specific vibration is measured at the vibration measurement unit, a maximum vibration amplitude value of the vibration exceeding an upper limit vibration amplitude threshold, and a vibration amplitude value thereof being below a lower limit vibration amplitude threshold at a point in time when a specified time is reached from a point in time when the vibration exceeds the upper limit vibration amplitude threshold.
摘要:
A vibration-damping containing case for an electronic device of the present invention includes a stepped projection which is provided on an inner surface of a case member containing an electronic device which becomes a vibration source in a state of covering an outer surface of the electronic device, and which holds the outer surface of the electronic device in a state of sandwiching the outer surface of the electronic device, and the stepped projection holds the outer surface of the electronic device via a vibration-damping member.
摘要:
The present invention aims to reduce a size and improve quality of an infrared sensor. An infrared sensor (203) according to the present invention includes a substrate (202) and an infrared detection element (201). A principal surface of the substrate (202) includes a convex shape. The infrared detection element (201) is formed over the principal surface including the convex shape of the substrate (202). Further, as for the infrared detection element (201), an entire light-receiving surface includes a planar shape. Then, it can be the small-sized infrared sensor (203) with improved quality.
摘要:
Provided is an infrared ray sensor that can conduct a plurality of different types of detection such as temperature detection and gas detection in a simple structure and that is small size and low cost. The infrared ray sensor (1) includes, on one base (10), a first infrared ray detection unit (31) including at least one infrared ray detection element (20) including an infrared ray detection material (22) with physical properties changing depending on properties of incident infrared rays and receives and detects ambient infrared rays, and a second infrared ray detection unit (32) including at least one infrared ray detection element (20) having an identical element structure to the infrared ray detection element of the first infrared ray detection unit (31), is irradiated with infrared rays X for measurement having specific physical properties, and detects a change in the physical properties of the infrared rays X for measurement.
摘要:
A piezoelectric actuator comprises: a piezoelectric ceramic vibrator (2) which vibrates when a voltage is applied to electrodes; a first holder (3) which is joined to a panel (502) and supports one end portion of the piezoelectric ceramic vibrator (2); and a second holder (4) which is joined to the panel (502) and supports the other end portion of the piezoelectric ceramic vibrator (2). The vibrations generated in the piezoelectric ceramic vibrator (2) are transmitted to the panel (502) via the one end portion of the piezoelectric ceramic vibrator (2) and the first holder (3), and the relative movements of the other end portion of the piezoelectric ceramic vibrator (2) in the lengthwise and crosswise directions with respect to the panel (502) are constrained by the second holder (4).
摘要:
The present invention aims to reduce a size and improve quality of an infrared sensor. An infrared sensor (203) according to the present invention includes a substrate (202) and an infrared detection element (201). A principal surface of the substrate (202) includes a convex shape. The infrared detection element (201) is formed over the principal surface including the convex shape of the substrate (202). Further, as for the infrared detection element (201), an entire light-receiving surface includes a planar shape. Then, it can be the small-sized infrared sensor (203) with improved quality.
摘要:
Provided is an infrared ray sensor that can conduct a plurality of different types of detection such as temperature detection and gas detection in a simple structure and that is small size and low cost. The infrared ray sensor (1) includes, on one base (10), a first infrared ray detection unit (31) including at least one infrared ray detection element (20) including an infrared ray detection material (22) with physical properties changing depending on properties of incident infrared rays and receives and detects ambient infrared rays, and a second infrared ray detection unit (32) including at least one infrared ray detection element (20) having an identical element structure to the infrared ray detection element of the first infrared ray detection unit (31), is irradiated with infrared rays X for measurement having specific physical properties, and detects a change in the physical properties of the infrared rays X for measurement.