Bimetallic controlled steam trap
AssigneeGestra-KSB Vertriebsgesellschaft mbH & Co. KG
InventorWerner Foller
Life of this patent
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Abstract
A steam trap has a bimetallic control element provided on the prepressure side and a locking part which is biased by the prepressure in the opening direction and which is actuated by the bimetallic control element. The bimetallic control element is provided with at least one bimetallic snap disk and the valve seat is stroke-movably positioned, whereby the maximum stroke path of the valve seat is only a part of the operating stroke of the locking part.
Claims4
In a steam trap of the type including a housing having a separating wall in which is formed a lead aperture for establishing communication between the prepressure and low pressure sides thereof, a bimetallic control element mounted on said prepressure side, a valve seat, and a stroke-movable locking part disposed for cooperation with said valve seat which is biased in the opening direction and is actuated by said bimetallic control element, the improvement comprising:
- said bimetallic control element including at least one bimetallic snap disk and said valve seat being provided on a stroke-movable element which is disposed for limited movement generally along a portion of the stroke of said locking part such that the maximum stroke path of said valve seat is only a part of the operating stoke of the locking part.
Dependencies are inferred from the claim text.