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2024
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Invention
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Check valve. A check valve (1) comprises a moving body (30), a valve box (10), a valve cylinder (... |
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2023
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G/S
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Metal valves not being parts of machines Plumbing fittings, namely, foot valves for building pipe... |
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2022
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Invention
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Check valve. y) on an outside-corner side of the flow path in the inlet pipe body part is formed ... |
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Invention
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Check valve. A check valve (1) comprises: an inlet tube portion (23) having an inlet (23b); an ou... |
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2020
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Invention
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Check valve and reciprocating body for check valve.
A reciprocating body (2) has valve element (... |
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Invention
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Check valve. d) in a cross section including the center line thereon. |
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Invention
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Check valve. A check valve (1) is a straight-point-joint type of diagonal lift valve. The check v... |
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Invention
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Check valve and reciprocating body for check valve. c). |
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2019
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Invention
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Check valve and reciprocating body for check valve. A reciprocating body (2) comprises: a valve b... |
