Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7073767 | Mold for self supporting privacy wall An outdoor privacy wall that includes at least one self supporting panel mounted on multiple, spaced apart footings disposed in the ground. The panel features a rectangular shape and has opposing faces bounded by parallel upper and lower edges and a pair of parallel... | 07/11/2006 |
| 7066081 | Device for making cheese and corresponding production method The invention concerns a device for making soft cheese or fresh paste cheese comprising at least a first set of perforated cheese-moulds and at least a second set of perforated cheese-moulds arranged in a chamber. The invention is characterized in that said first an... | 06/27/2006 |
| 6769900 | Molding processes and equipment for forming golf balls Molding equipment and related techniques for forming a golf ball are disclosed. The molding equipment includes the use of a mandrel with a spherical portion sized to fit within a molding chamber. The molding equipment and related processes are particularly useful wh... | 08/03/2004 |
| 5858262 | Mold for forming multi-sided, fully contoured, three-dimensional toy figures A fully contoured three dimensional toy figure made of at least two figure parts, and a toy apparatus and a method for molding the toy figure are disclosed. The figure parts are molded in respective mold cavities with receptacles, e.g., holes, in a side t... | 01/12/1999 |
| 5183616 | Method for making antiqued concrete cored bricks and capping bricks A method for making concrete cored bricks and capping bricks includes providing a mold having a row of mold cavities separated by cross members having core-bar holes formed therein, inserting a core bar through each cavity and into and filling a core-bar ... | 02/02/1993 |
| 4832309 | Moulding pallet A moulding pallet for moulding building blocks with interlocking surfaces comprises a metal sheet bent to form parallel ridges and valleys, with transverse sheet metal channels inserted through openings in the ridge sides forming transverse secondary ridg... | 05/23/1989 |
| 4695031 | Gang form A gang form in which a single or a plurality of precast concrete beams will be molded at one time, the gang form comprising a first and two second vertical walls, the first wall being a straight wall, the two second walls spaced apart one from another ext... | 09/22/1987 |
| 4673159 | Molding forms for making precast portal assembly sections for culverts Molding forms for precast concrete portal assemblies are described. The molding forms include adjustable form surfaces for precasting different shaped portal assemblies from the same basic mold. The molding forms herein are particularly designed for moldi... | 06/16/1987 |
| 4664615 | Method and device for shaping or molding stick cosmetics Apparatus for molding stick cosmetics, which comprises: closely fitting a molding block into a vertically extending annular member formed around a container charged with a liquid feed composition for solid cosmetics, said molding block having therethrough a pl... | 05/12/1987 |
| 4609030 | Method of increasing productivity of casting vee configuration engine blocks in a given mold A method is disclosed for increasing productivity when casting Vee configuration engine blocks in a given size, two-part refractory mold having a single parting plane. The method comprises (a) preparing an assembly of refractory cores consisting of (i) on... | 09/02/1986 |
| 4569500 | Concrete ramp form A concrete ramp is, in cross section, in the form of an inverted U and is made in sections. The form includes a base the upper surfaces of which are inclined relative to the horizontal at an angle wanted for tread surface of the ramp. A pair of inner and ... | 02/11/1986 |
| 4316595 | Concrete post forming apparatus A concrete post molding device is disclosed for simultaneously forming a plurality of uniform, reinforced concrete posts. The device includes a housing containing an annular chamber defined by a fixed horizontal first plate having a central cylindrical pi... | 02/23/1982 |
| 4182507 | Mold for casting articulated castings from registered dental impressions A system and method is disclosed for obtaining precisely registered, articulated castings of upper and lower dental impressions. The dental impressions are obtained through use of a dental tray having a non-porous, bite-deformable central septum. The impr... | 01/08/1980 |
