Flushing Ring Alignment Tool
AssigneeChevron U.S.A. Inc.
InventorsAlbert E. Butterfield, IV, Jason Frederick Riede
Life of this patent
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Abstract
An alignment tool is used to install an instrument onto a vessel. The alignment tool includes a semicylindrical body having an inner surface, an outer surface, a process end surface, and an instrument end surface. The inner surface comprises a process bearing surface, an instrument bearing surface, and a ring bearing disposed between the process bearing surface and the instrument bearing surface. The ring bearing comprises a first fastener aperture, a second fastener aperture, and a ring bearing surface having an alignment feature.
Claims20
An alignment tool comprising:
- a semicylindrical body having an inner surface, an outer surface, a process end surface, and an instrument end surface, wherein the inner surface comprises:
- a process bearing surface;
- an instrument bearing surface;
- and
- a ring bearing disposed between the process bearing surface and the instrument bearing surface, wherein the ring bearing comprises:
- a first fastener aperture;
- a second fastener aperture;
- and
- a ring bearing surface having an alignment feature.
A metho for installing an instrument using an alignment tool, the method comprising:
- placing a process flange onto a process bearing surface of the alignment tool;
- placing an instrument flange onto an instrument bearing surface of the alignment tool;
- placing a flushing ring onto a ring bearing of the alignment tool;
- inserting a first fastener through a first fastener aperture of the ring bearing;
- inserting a second fastener through a second fastener aperture of the ring bearing;
- placing an instrument gasket onto the alignment tool between the instrument flange and the flushing ring;
- placing a process gasket onto the alignment tool between the process flange and the flushing ring;
- tightening the first fastener and the second fastener thereby securing the instrument flange, the instrument gasket, the flushing ring, the process gasket, and the process flange together;
- and
- removing the alignment tool.
Dependencies are inferred from the claim text.