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2023
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Invention
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Clapper with an upstream cam-arm and roller arrangement. A check valve may include: a check seat ... |
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Invention
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Diaphragm bead configuration.
A valve diaphragm for a relief valve may include: a body having a ... |
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Invention
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Cam-arm poppet valve.
A check valve may include: a check seat defining a flow path and including... |
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Invention
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Spring stop for clapper valve.
A spring stop arrangement for a check valve may include: a check ... |
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Invention
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Cam-arm poppet valve. A check valve may include: a check seat defining a flow path and including ... |
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Invention
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Diaphragm bead configuration. A valve diaphragm for a relief valve may include: a body having a f... |
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Invention
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Spring stop for clapper valve. A spring stop arrangement for a check valve may include: a check s... |
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2022
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Invention
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Eccentric backflow preventer. A backflow prevention device includes a main pipe body extending al... |
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2002
|
Invention
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Antifreeze system for instant water heaters. An antifreeze heating system which prevents the free... |
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2000
|
Invention
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Sink |
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1974
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Invention
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Ball joint relievable hanger for towels and the like. A relievable hanger for towels and the like... |
