| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a liquid surface indicator easily mounted on a container to become a measurement object and improving a measurement accuracy.SOLUTION: The liquid surface indicator according to one embodiment of the invention includes: a tube 100 extending from one end 110 to the other end 112: a support member 200 abutting against an outer surface of a container C to become a measurement object and capable of extending in a vertical direction, the support member 200 supporting the tube 100 so that a part of the tube 100 maintains a state in which a folding tube part 120 and two intermediate tube parts 130, 132 opposing each other and extending from the folding tube part 120 are formed; and an engagement member 300 connected by a connection member including an elastic material for the support member 200 facing the support member 200 and rotatable between a first position facing the support member 200 and a second position spaced from the support member 200 and the first position and sandwiching the first position with the support member 200, and the engagement member 300 energized in a direction toward the first position by the connection member and capable of causing a surface 310 facing the support member 200 to engage with an upper surface of the container C.</p> |
