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US5186202A
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Trigger means for self-closing breakaway valve assemblies
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US4654643A
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Pressure sensor-monitor and excessive pressure level indicator
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US4376445A
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Self-closing breakaway valve assembly including improved valve mounting with rotation limiting stop
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US4295484A
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Frangible connector for self-closing breakaway valve assemblies or similar structures
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US4351352A
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Frangible connectors with independently selectable bending and tension separation loads
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US4301823A
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Self-closing breakaway valve assembly including improved valve mounting with rotation limiting stop
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US4232697A
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Frangible connectors with independently selectable bending and tension separation loads
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US4110575A
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Spool deflection indicator
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US4063057A
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Temperature compensated pressure differential sensing devices, including improved press-to-test and glass header switch mounting
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US4000758A
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Fluid reservoir device with fill means, level indicator means and pressure relief means
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US3863871A
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Vibration isolation mounting assembly
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US3922515A
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Temperature compensated pressure differential sensing device with switch actuated by pressure capsule
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US3119910A
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Pressure switch
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US3052777A
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Piston type pressure switch having novel pressure sealing means
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