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| Number | Title | Issue Date |
| 6698934 | Agitator drive A drive for powering an agitator in a chemical process vessel may be located inside a housing attached to the vessel and may have a motor that drives a shaft that is attached to an agitator assembly inside the vessel. The shaft may pass into the vessel th... | 03/02/2004 |
| 6685358 | Hydraulic motor for use in high-pressure environment A hydraulically operated motor may be located in an atmosphere having substantially high and varying pressure. The motor may be provided with conduits that are in fluid communication with cavities adjacent to the motor bearings, so that fluid in the condu... | 02/03/2004 |
| 5788013 | Automatic horizontal replenishing device for liquid oil and the like An automatic device for replenishing the liquid oil and the like is composed of an oil container, a cap, an oil injecting seat, an oil blocking body, and a connection seat. The oil container is provided at the bottom thereof with a joint fastened therewit... | 08/04/1998 |
| 5050707 | Automatic oiling device An automatic oiling device for delivering oil to a bearing comprising a sealable container defining a reservoir for oil with a opening in which a hollow tube is fitted. One end of the hollow tube communicates with the interior of the sealable container an... | 09/24/1991 |
