LIQUID CIRCULATING APPARATUS, AND MEASUREMENT APPARATUS
First Claim
Patent Images
1. A liquid circulating apparatus comprising:
- a liquid bottle storing a liquid and having an inside of the liquid bottle sealed;
a liquid tank having an access port which can be accessed by an access member;
a supply path connected to the liquid bottle and the liquid tank, that allows the liquid to flow from the liquid bottle to the liquid tank;
a return path connected to the liquid bottle and the liquid tank, that allows the liquid to flow from the liquid tank to the liquid bottle; and
a liquid flow pump connected to either the supply path or the return path, that causes the liquid to flow, wherein the liquid is circulated in a liquid circulating route that includes the liquid bottle, the liquid tank, the supply path and the return path.
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Accused Products
Abstract
Provided are a liquid circulating apparatus capable of suppressing a concentration variation of a liquid to be supplied, and a measurement apparatus having the liquid circulating apparatus. A buffer liquid circulating apparatus 71 comprises a bottle 72, a buffer tank 74, a pump 75, a supply path 76 and a return path 77. The bottle 72 and the buffer tank 74 are connected to the supply path 76 and the return path 77, and the pump 57 is connected to the return path 77. The supply path 76 and the return path 77 are constituted of a tube to become a flow path for the buffer liquid.
6 Citations
14 Claims
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1. A liquid circulating apparatus comprising:
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a liquid bottle storing a liquid and having an inside of the liquid bottle sealed;
a liquid tank having an access port which can be accessed by an access member;
a supply path connected to the liquid bottle and the liquid tank, that allows the liquid to flow from the liquid bottle to the liquid tank;
a return path connected to the liquid bottle and the liquid tank, that allows the liquid to flow from the liquid tank to the liquid bottle; and
a liquid flow pump connected to either the supply path or the return path, that causes the liquid to flow, wherein the liquid is circulated in a liquid circulating route that includes the liquid bottle, the liquid tank, the supply path and the return path. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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Specification