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| Number | Title | Issue Date |
| 7070331 | Hinge bolt modular unit The joint-pin modular unit for articulately connecting a fork-type or stirrup device (1) with a connecting eye embracing a joint pin (8) of the fork-type or stirrup device (1), includes at least one seal (9) provided between the connectin... | 07/04/2006 |
| 6595327 | Linear motion unit A linear motion unit (10) includes a runner that is arranged so as to be movable back and forth on a rod along the rod's axis (S), and at least one lubricating device (28) surrounding the rod at least partially. The lubricating device (28) includes at lea... | 07/22/2003 |
| 6179470 | Self-lubricating bearing According to the present invention, a bearing assembly includes a rotatable hub and a porous bearing surrounding the hub, a sprocket surrounding the bearing, and means for rotating the hub relative to the bearing. The porous bearing includes "lubricant ch... | 01/30/2001 |
| 5993066 | Fluid retention principle for hydrodynamic bearings A hydrodynamic bearing design is disclosed incorporating a flexible membrane at one end of the fluid gap in the hydrodynamic bearing. If voids exist in the fluid, and if changes in the size of these voids or bubbles occur with changes in temperature or pr... | 11/30/1999 |
| 5487608 | Single plate hydrodynamic bearing with self-balancing fluid level and fluid circulation The present invention includes four sections or partitions: two thrust bearings which are formed by the sides of a grooved thrust plate and corresponding countersurfaces, the thrust bearings designed to cause fluid flow in a single direction up around the... | 01/30/1996 |
| 4984544 | Lubricating means for pin connected relatively rotatable engine part and method of lubrication A lubricating system is provided at a junction of relatively rotatable members of an engine in an environment where oil comes into contact with the external surface of the rotatable members. The junction includes a relatively rotatable member provided wit... | 01/15/1991 |
| 4575914 | Assembly-procedure and relative hinge-assembly for use with lubricated-type crawler tracks The hinge-assembly to which the invention relates has a sleeve (3) located about the central section of a hinge-pin (2), and two thrust-rings (7) associated as one with the pin itself and abutting the ends (33) of the sleeve, the rings themselves housing ... | 03/18/1986 |
| 4337984 | Lubrication means for a journal and bearing The invention, according to a depicted embodiment thereof, is incorporated in a scroll-type compressor. The compressor has a drive shaft which terminates in an eccentric socket. The socket, serving as a journal, slidably engages a hollow hub centrally loc... | 07/06/1982 |
| 4006943 | Formed one-piece hollow roller shaft An article in the form of a one-piece, hollow, elongated body having an enlarged center portion and narrowed or necked down end portions is provided. The hollow roller shaft having an internal, centrally disposed lubricant cavity within a central body and... | 02/08/1977 |
