JPH0227465Y2 - - Google Patents

Info

Publication number

JPH0227465Y2

JPH0227465Y2 JP1985137080U JP13708085U JPH0227465Y2 JP H0227465 Y2 JPH0227465 Y2 JP H0227465Y2 JP 1985137080 U JP1985137080 U JP 1985137080U JP 13708085 U JP13708085 U JP 13708085U JP H0227465 Y2 JPH0227465 Y2 JP H0227465Y2

Authority

JP

Japan

Prior art keywords

switch

detection circuit

light

sound

turns

Prior art date

1985-09-06

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired

Links

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• 238000001514 detection method Methods 0.000 claims description 17
• 230000004044 response Effects 0.000 claims description 2
• 229910052980 cadmium sulfide Inorganic materials 0.000 description 4
• 239000003990 capacitor Substances 0.000 description 4
• 230000015572 biosynthetic process Effects 0.000 description 3
• 238000003786 synthesis reaction Methods 0.000 description 3
• WUPHOULIZUERAE-UHFFFAOYSA-N 3-(oxolan-2-yl)propanoic acid Chemical compound OC(=O)CCC1CCCO1 WUPHOULIZUERAE-UHFFFAOYSA-N 0.000 description 2
• 238000010586 diagram Methods 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• 230000008094 contradictory effect Effects 0.000 description 1
• 230000004048 modification Effects 0.000 description 1
• 238000012986 modification Methods 0.000 description 1
• 230000005236 sound signal Effects 0.000 description 1