JPH0299321U - - Google Patents

Info

Publication number

JPH0299321U

JPH0299321U JP770089U JP770089U JPH0299321U JP H0299321 U JPH0299321 U JP H0299321U JP 770089 U JP770089 U JP 770089U JP 770089 U JP770089 U JP 770089U JP H0299321 U JPH0299321 U JP H0299321U

Authority

JP

Japan

Prior art keywords

switch

tube

liquid level

reflective photoelectric

quartz tube

Prior art date

1989-01-27

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

• 239000007788 liquid Substances 0.000 claims description 5
• VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
• 239000010453 quartz Substances 0.000 claims 2
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
• 239000000126 substance Substances 0.000 description 1