Did You Know...
...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 7125012 | Rotatable feed wheel for sheet converting machine A feed wheel includes a hub and a discontinuous tread removably fitted about the hub. At leading and trailing ends of the discontinuous tread are mateable non-planar female and male surfaces which interfit with one another and tend to interlock the tread ends togeth... | 10/24/2006 |
| 5795034 | Method of producing a welded assembly A method of producing a welded assembly comprising two members and wherein the assembly is adapted subsequently to have an element connected thereto in a manner that imparts a connection force to the welded connection between the two members and the metho... | 08/18/1998 |
| 4721142 | Rim & lock ring A rim construction for mounting a tire which has a base member in which a groove or gutter has been machined to a fine tolerance. A lock ring with a semicircular projection is formed by cold extruding steel to a matching fine tolerance of the gutter so th... | 01/26/1988 |
| 4397345 | Manufacture of rims for the wheels of road vehicles Apparatus for the manufacture of a rim for the wheel of a commercial load carrying or passenger service vehicle, which apparatus comprises in combination bending apparatus for bending steel strip and butt welding the edges thereof to form a cylindrical co... | 08/09/1983 |
| 4235275 | Rim construction for trouble-free tire mounting A trouble-free tire mounting arrangement is disclosed. An axially extending slot is provided through a band structure which fits about a wheel rim base. An elastomeric ring is provided which fits over and in contact with the base, the elastomeric ring fit... | 11/25/1980 |
