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 |
| 7195473 | Railroad tie and method for making same Thermoplastic polymers, rubbery polymeric components and reinforcing fillers are mixed and heated to a range of 380° F. to 440° F. The resulting mixture is then fed into a BANBURY mixer, with the resulting mixture fed into a diverter feeding two molds. The velocit... | 03/27/2007 |
| 7101168 | Releasing undercut moulded containers after a thermoforming process The invention relates to a device for forming a number of thin-walled objects by means of a blow-moulding process from a layer of material which is deformable when heated, comprising: a lower mould with cavities (6) arranged therein, wherein the shape of each... | 09/05/2006 |
| 7068282 | Coloration indicative of draft angles An object may be colored to indicate draft angles of a pull direction at various locations of the object. The coloration advantageously employs a color map specifying a color spectrum for a range of trigonometric values of the draft angles. ... | 06/27/2006 |
| 6821469 | Method of manufacturing a roller A method of manufacturing a roller includes: forming a hollow cylindrical body that includes a fully solidified outer peripheral surface and a semi-solidified interior, with an inner peripheral surface swelling inwardly; and pressing the swollen portion of the inner... | 11/23/2004 |
| 6698336 | Baking dish for cooking, serving and storing food A baking dish includes a generally shallow platter made of ceramic material suitable to withstand a baking environment and having a baking surface defining a supporting plane on which a baked product can be made. A substantially upright continuous wall in... | 03/02/2004 |
| 6468065 | Brick molding apparatus A brick molding apparatus and mold section adapted for receiving a plurality of individual clay slugs and molding the clay slugs into green bricks. The mold section includes first and second opposing spaced-apart end plates extending from one end of the m... | 10/22/2002 |
| 5695706 | Injection molding method A molded container top 140 has engravings 145 formed by an embossing 108. The core 120 withdrawn from the cavity 102 and a retaining ring 110 holds the hot molded part 140 in the cavity 102. The molded part 140 shrinks away from the cavity 102 and is push... | 12/09/1997 |
| 5538217 | Ring-cake preparation system A ring-cake preparation system is adapted for use in association with a ring-cake and a ring-cake container. The ring cake container is formed in a cylindrical configuration. A plate with a post is positioned within the cake container. The apparatus inclu... | 07/23/1996 |
| 5497974 | Geodesic igloo constructor A pair of molds or forms for constructing a geodesic igloo are described. One of the molds forms a hexagonal block of snow; the other, a pentagonal block. An icosahedron igloo with frequency 3 or 6 is constructed by shovelling snow into the molds, compact... | 03/12/1996 |
| 5069417 | Apparatus for producing a cured-in-place test sample of concrete An apparatus for providing a test sample of concrete from a large poured area of concrete includes a mold suitable for placement within the concrete form, said mold including a continuous sidewall and a bottom wall connected to the sidewall. An insert wit... | 12/03/1991 |
| 4815960 | Blowing mould adjustable in longitudinal direction A blowing mould has a mould with a terminal part which can be adjusted in axial direction relative to the mould by means of a threaded spindle and an adjustment nut. The terminal part is guided in a pressure sealed manner in the mould and is provided with... | 03/28/1989 |
| 4809945 | Soap molding apparatus The specification describes an apparatus which includes a mold cavity for use in molding an article such as a bar of soap. The mold cavity, which includes a bottom wall, side walls and end walls, is provided with means for moving at least one of the walls... | 03/07/1989 |
| 4644858 | Baking pan assembly A dual-purpose baking pan assembly suitable for use in a conventional oven wherein the assembly as well as the food therein are exposed to a high-temperature atmosphere, and in a microwave oven wherein the atmosphere is close to ambient temperature and th... | 02/24/1987 |
| 4609339 | Matrix mold for making stackable containers The invention relates to a matrix mold, in which at least one mold cavity is bounded by the head of an ejector at the lower opening of a cup, from which in the substantially truncated conical wall of this cup, widening upward, facing the interior, by at l... | 09/02/1986 |
| 4252293 | Hydraulic mold release mechanism for precast concrete products This disclosure relates to a hydraulically operated mechanism which releases precast concrete products, such as precast septic tanks, burial vaults, steps, and like precast concrete products from the mold in which they are cast, the mold including a base,... | 02/24/1981 |
| 4130386 | Device for preforming and holding a wrapper in a forming mould The invention relates to a device for preforming and holding a wrapper in a orming mould constituting part of a forming station in a machine for heat-forming receptacles, said device comprising a plurality of applicator fingers movably mounted inside the f... | 12/19/1978 |
