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US 12,112,912 B2Granted
Safety switch and apparatus with door
AssigneePanasonic Intellectual Property Management Co., Ltd.
InventorsTakashi Hoshiba, Ayano Minami
Life of this patent
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Abstract
A safety switch includes a detection unit, an output unit, an input unit; and a display unit. The detection unit is configured to detect presence or absence of abnormality. The output unit is configured to output an abnormality detection signal indicating a detection result of the presence or absence of the abnormality. The input unit is configured to input a display control signal. The display unit is configured to perform display based on the display control signal.
Claims12
A safety switch comprising:
- a sensor main body;
- and
- an actuator,
- wherein the sensor main body comprises:
- a detection unit configured to detect the actuator when the actuator is disposed at a predetermined position with respect to the sensor main body;
- and
- a light projection unit configured to project light in accordance with a detection result of the detection unit, and
- wherein the actuator comprises:
- a light emitting unit configured to emit visible light in response to reception of the light projected by the light projection unit,
- wherein the light emitting unit is formed of a light transmissive member, and
- wherein the actuator comprises a light guiding unit formed of the light transmissive member and configured to guide the light from the sensor main body to the light emitting unit.
8 more elements
Dependencies are inferred from the claim text.