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| Number | Title | Issue Date |
| 7121554 | High-pressure sealing In a high-pressure cylinder with an axial plunger, a seal assembly for scaling the gap between the cylinder wall and the plunger. The assembly is disposed in an annual recess in the wall having an open end and a bottom opposite thereto, and comprises a plunger-seali... | 10/17/2006 |
| 6932351 | Packing case for cooling compressors and other machinery A packing case for cooling compressors and other machinery is disclosed. A packing case includes an opening through which a movable machinery shaft may be inserted such that the packing case is mounted on the shaft. In an exemplary embodiment, the packing case conta... | 08/23/2005 |
| 4657264 | Fluid seal assembly with segmented sub-assembly A pair of beveled-face load rings between which is confined a seal ring sub assembly formed of segmented, polytetrafluoroethylene seals. The seals too have beveled faces which slidably engage the beveled faces of the load rings and, thereby, are prevented... | 04/14/1987 |
| 4039198 | Packing gland A packing gland assembly providing separate tightening of a packing seal in both the axial and radial directions. Tightening of the packing seal in the aforesaid directions is provided by a pair of concentric sleeves mounted about a shaft wherein the latt... | 08/02/1977 |
