Did You Know...
...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 4229057 | Bearings A bearing, particularly a railway bearing, is described wherein a thrust disc at one end of the axle is located between axially opposed thrust faces in the bearing housing. One of the thrust faces is provided by a number of arcuate elements assembled into... | 10/21/1980 |
| 4212505 | Bearing assemblies A railway bearing housing has a cylindrical bore in which a cylindrical bearing liner is seated to receive a railway vehicle axle, at least one cavity being formed in the lower part of the housing and extending along the length of the housing to contain l... | 07/15/1980 |
| 4184722 | Bearing brass for the journal bearings of rail vehicles A bearing brass for the journal bearings of rail vehicles, where the bearing brass is in the form of a part-circular segmental bearing member and is arranged in a journal bearing box above the axle. The journal bearing box retains underneath the axle a lu... | 01/22/1980 |
| 4082379 | Bearing assembly An improved bearing assembly comprising a shaft and a journal bearing member having an annular journal portion receiving the shaft for relative rotation. The journal bearing member also includes an annular flange portion extending radially outwardly from ... | 04/04/1978 |
| 4072371 | Bearings for railway vehicle axles The disclosure relates to a railway vehicle bearing having a metal block with a part cylindrical recess extending around one face of the block between opposed end faces thereof. A journal bearing liner or a bearing lining extends along the recess to recei... | 02/07/1978 |
| 3980353 | Bearings The disclosure relates to a bearing for a railway vehicle axle comprising a housing enclosing a bearing liner to receive an end of the axle. One end of the housing has an end cap shaped to provide an oil reservoir and there is at least one cavity in the l... | 09/14/1976 |
