(under the class definition) Subject matter wherein the valve is provided with actuating means which is normally detachable or disengageable from the valve.
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128, for detachable valve actuating means having additional
fluid sealing means which is brought into position to prevent leakage upon detachment of the actuator.
293, for valve actuators comprising a handle and an extension therefor, the valve being actable by either the handle or the extension.
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137, Fluid Handling, 320+, for devices for opening a valve in a container under pressure, the device comprising a separable fluid conduit or tap and valve actuating means carried thereby, subclasses 365+ for valve wells with means to center the casing on the valve, this being done to facilitate connection of a removable actuator, and subclass 382.5 for detachable actuators having a key-like connection through a shielding casing with a valve or valve stem.