JPS6188688U - - Google Patents

Info

Publication number

JPS6188688U

JPS6188688U JP17413884U JP17413884U JPS6188688U JP S6188688 U JPS6188688 U JP S6188688U JP 17413884 U JP17413884 U JP 17413884U JP 17413884 U JP17413884 U JP 17413884U JP S6188688 U JPS6188688 U JP S6188688U

Authority

JP

Japan

Prior art keywords

heating coil

top plate

comparator

amplifier

control circuit

Prior art date

1984-11-16

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.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000010438 heat treatment Methods 0.000 claims description 4
• 238000001514 detection method Methods 0.000 claims description 2
• 229910001006 Constantan Inorganic materials 0.000 claims 1
• 229910001179 chromel Inorganic materials 0.000 claims 1
• 229910052751 metal Inorganic materials 0.000 claims 1
• 239000002184 metal Substances 0.000 claims 1
• 150000002739 metals Chemical class 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 1