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 |
| 7044180 | Run-flat insert for tires A run-flat insert 200 for enabling a vehicle to run for limited duration on a deflated tire 20, is mounted in an assembly comprising a pneumatic tire 20 and a wheel rim 10, and said insert is mounted inside the tire and secured to the whe... | 05/16/2006 |
| 6994134 | Structurally supported resilient tire and materials The invention comprises an improved non-pneumatic tire, and particularly a shear layer for a non-pneumatic tire wherein the shear layer comprises an elastomeric composition that includes a metal salt of a carboxylic acid. The shear layer preferably comprises a dieni... | 02/07/2006 |
| 5388623 | Elastic wheels and a pair of skis provided with the elastic wheels A pair of roller skis 300 each constituted by attaching elastic wheels 302 to a boot-placing plate 301 in the front thereof and at the back thereof. The elastic wheels 302 each comprises a wheel supporting means having a circular rim part on the outer per... | 02/14/1995 |
| 5313994 | Solid rubber wheel and tire assembly with angled cross bars A wheel and solid rubber tire comprising a circular mounting disk having an axis perpendicular through the center of the circular disk. A wheel rim is rigidly affixed circumferentially around the mounting disk and has a cylindrical surface extending from ... | 05/24/1994 |
| 4399851 | Wheel tire with noise absorbing means The running characteristics of a tire for a wheel are improved to provide a more quiet run, by attaching to an inner and/or outer surface of the tire vibration absorbing elements. Vibration absorbing elements may even be inserted into the tire material it... | 08/23/1983 |
| 4051883 | Puncture-proof tires A puncture-proof vehicle tire mounted on a multi-part felly, wherein the tire foot and the tread are connected by cushioning axial and radial reinforcing parts, formed by axial cut-outs which are staggered in relation to one another and are optionally sub... | 10/04/1977 |
| 4043603 | Vehicle wheel assembly for a toy vehicle A vehicle wheel assembly for a toy vehicle including a substantially hollow tire portion including two structurally identical mating shells made of a relatively rigid plastic material, such as, polypropylene, polyethylene, or polystyrene, wherein the shel... | 08/23/1977 |
| 4037635 | Puncture-proof tires A puncture proof vehicle tire comprising two symmetrical halves mounted on a divided felly, wherein the tread and the foot of each tire half are connected by a resilient, reinforcing connecting portion which comprises a plurality of supporting members hav... | 07/26/1977 |
| 3957101 | Punctureproof tire A punctureproof non-pneumatic vehicle tire comprising two halves applied on a felly which is subdivided into two parts by a metal or plastic ring. The two symmetrical halves of the tire are built up of segments each of which consists of the tread, the foo... | 05/18/1976 |