Celebrity Inventors
Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 7063490 | Hydraulic nut, device and method for mounting or dismounting a hollow article A hydraulic nut having a piston which is movable in a fluid chamber of a nut body and which has a radial protrusion from the piston and a displacement bar mounted on the protrusion. The displacement bar overlies the nut body and extends past the nut body by an amoun... | 06/20/2006 |
| 7044563 | Wheel supporting roller bearing unit and manufacturing method of the same The serrated portions of the studs are fitted in those portions of the mounting holes 14 close to the other side face of the mounting flange 13b. Accordingly, the radially outer portion of the mounting flange 13b is deformed to the... | 05/16/2006 |
| 6742933 | Bearing and method of assembling the bearing A bearing for use in a water pump or similar apparatus and a method of assembling the bearing. The bearing has a stepped shaft and a counterbored raceway at the fan or pulley end which allows for use of a larger number of balls in the raceway at the fan or pulley en... | 06/01/2004 |
