Bizarre Patents
Mountable Printable Placard With Headband
A resilient headband in a shape for being mounted on the head of the user. The headband is equipped with a longitudinal slotted member for holding a placard.
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| Number | Title | Issue Date |
| 7458800 | Mold assembly for manufacturing a masonry block Molds and processes that permit high-speed, mass production of retaining wall blocks having patterned or other processed front faces, as well as retaining wall blocks formed by such processes. The invention permits the front face of the block to be impressed with a ... | 12/02/2008 |
| 7393202 | Platter for thermoplastic billet A thermoforming apparatus including a pallet for use with a thermoforming machine that thermoforms a plastic billet into a usable form, the pallet including a billet support surface for supporting thereon a billet, and a gripper mounted on the pallet and arranged fo... | 07/01/2008 |
| 7261548 | Concrete block mold with moveable liner A mold assembly for manufacturing concrete blocks that is adapted for use in a concrete block machine. The mold assembly includes a plurality of liner plates, each having a major surface, the liner plates configured such that the major surfaces form a mold cavity ha... | 08/28/2007 |
| 7204470 | Textured masonry block mold & method A mold device and method for producing a rough texture on all or a portion of the outward exterior surfaces of masonry block units. The device of the present invention is a mold having one or more cavities, open at the top and the bottom, with a rigid support platfo... | 04/17/2007 |
| 7175414 | Block mold having moveable liner A mold assembly for producing masonry blocks and adapted for use in a masonry block machine. The mold assembly includes a plurality of liner plates, each liner plate having a major surface, the liner plates positioned within a mold box and configured such that the m... | 02/13/2007 |
| 7156645 | Concrete block mold with moveable liner One aspect of the present invention provides a mold assembly for manufacturing concrete blocks that is adapted for use in a concrete block machine. The mold assembly comprises a plurality of liner plates and a gear drive assembly. Each liner plate has a major surfac... | 01/02/2007 |
| 7140867 | Mold for making a masonry block Molds and processes that permit high-speed, mass production of retaining wall blocks having patterned or other processed front faces, as well as retaining wall blocks formed by such processes. The invention permits the front face of the block to be impressed with a ... | 11/28/2006 |
| 7083406 | Vibration system for concrete pipe making machines A vibration system for concrete pipe making machines which system utilizes a precisely manufactured inner mold core that contains mounting surfaces for two coupling shaft bearings and two electric vibrators. The bearing mounting surfaces are accurately located with ... | 08/01/2006 |
| 6506334 | Process and apparatus for preparing a molded article A film and heated plastic blank are sized to fit over a mold cavity and a combination of said film and blank formed. The combination is positioned over the mold cavity and formed in said mold cavity into the shape of said mold cavity.... | 01/14/2003 |
| 5846576 | Apparatus for the production of shaped bricks The mold for the production of concrete shaped bricks has several mold cavities, which are filled with free-flowing concrete. To produce recesses in the interior or on the outer sides of the shaped brick, to each mold cavity there correspond one or more m... | 12/08/1998 |
| 5672363 | Production apparatus for making green compact An apparatus for producing a green compact includes a circuit that circulates die assemblies, each of which contains a rubber mold having rubber in at least its side portion. The apparatus also includes a high density filling device that has a feeder for ... | 09/30/1997 |
| 5533885 | Apparatus for manufacturing annular or tubular workpieces from concrete It is desired to simplify the design of an apparatus for manufacturing annular or tubular workpieces from concrete, which comprises a mold having a vertical axis and a mold cavity between a core and a shell. The shell surrounds and is radially spaced from... | 07/09/1996 |
| 5366367 | Compacting apparatus An apparatus is provided for compressing a material in a mold. The apparatus includes a frame having a first portion and a second portion. The apparatus also includes a roller coupled to the first portion of the frame for compressing the material in the m... | 11/22/1994 |
| 5249950 | Heated stripper shoe assembly The invention is a heated stripper shoe assembly for use in manufacture of concrete masonry blocks. The heated stripper shoe has a stripper shoe plate, at least one heat blocks and at least one heat element fitted within the heat block. Optionally, the st... | 10/05/1993 |
| 5135384 | Molding machine A molding machine preferably for molding blocks from a premixed concrete, has a rotating mold table and a receiving conveyor that raises and lowers for ultimate transfer of the molded block to a conveyor and finally to a curing area.... | 08/04/1992 |
| 5108281 | Biaxial concrete masonry casting apparatus The biaxial CM casting apparatus utilizes one or more main mold cores having an automatically extensible and retractable plunger or like structure extending laterally into the mold cavity from the one or more main mold cores along an axis substantially or... | 04/28/1992 |
| 5106282 | Apparatus for rapidly laying up, and curing thick complex shaped resin matrix composites An apparatus is disclosed for rapidly laying up and curing thick complex shaped resin matrix composites connected to a rotatable and alterable male mold to wrap a plurality of continuous and intermittent layers of uncured laminate around the male mold whe... | 04/21/1992 |
| 5082438 | Press for manufacturing stones A press for manufacturing stones provided with a mould including several moulding rooms and taking a fixed position, a stamp arranged above the mould and being movable up and down, a table arranged under the mould and being movable up and down, a supply c... | 01/21/1992 |
| 5062610 | Composite masonry block mold for use in block molding machines The invention includes block molds and manufacturing processes as well as a composite masonry block comprising a block body having an irregular trapezoidal shape and comprising a front surface and a back surface, an upper surface and a lower surface, and ... | 11/05/1991 |
| 5002711 | Method and apparatus for setting pattern frame and press die in instant-release type molding machine for concrete product An instant-release type concrete molding machine manufactures a concrete product by interposing unitable attachment devices between a press die and a press, placing an attachment unit of a pattern frame within a molding region, introducing the pattern fra... | 03/26/1991 |
| 4959003 | Device for die-casting of concrete goods such as block stones in a cellular mould A system for die casting of concrete goods such as block stones comprises a cellular casting mould having a plurality of cells and a device for supplying concrete for filling the cells. A dolly including a common base member with protruding pistion portio... | 09/25/1990 |
| 4941813 | Mold guidance system for block making machinery A mold guidance system for preventing horizontal movement of the mold of a concrete block making machine including, on each side of the machine, a mold support arm extending laterally outwardly from the inside corner of the mold and including a bushing in... | 07/17/1990 |
| 4932853 | Staged mold for encapsulating hazardous wastes A staged mold for stabilizing hazardous wastes for final disposal by molding an agglomerate of the hazardous wastes and encapsulating the agglomerate. Three stages are employed in the process. In the first stage, a first mold body is positioned on a first... | 06/12/1990 |
| 4909717 | Biaxial concrete masonry casting apparatus The biaxial CM casting apparatus utilizes one or more main mold cores having an automatically extensible and retractable plunger or like structure extending laterally into the mold cavity from the one or more main mold cores along an axis substantially or... | 03/20/1990 |
| 4880373 | Tablet press A press particularly for forming a blocklike tablet or compact from powder. A die is split into opposed halves for defining a die opening vertically therethrough. The die is supported within a carrier having an openable front door. The carrier is mounted ... | 11/14/1989 |
| 4869660 | Apparatus for fabrication of concrete brick Apparatus for making a concrete brick, the brick having at least one visible surface having a texture similar to that of natural stone. The brick may be made by filling a mold with concrete, vibrating the mold, and using a descending plunger to compress t... | 09/26/1989 |
| 4856976 | Device for manufacturing stones Device for manufacturing stones, provided with a frame, with a mould having boundary walls defining moulding rooms inside the mould, with a stamp movable up-and-down arranged above the mould and with a table arranged under the mould. Filling pieces are mo... | 08/15/1989 |
| 4836764 | Melt-phase thermal pressure apparatus for forming of plastic blanks into retortable containers An apparatus for the thermal pressure forming of plastic blanks into containers includes several elements. A heater brings the plastic blanks to a melt phase by heating them to a melting temperature sufficient to relieve internal stresses therein. A conve... | 06/06/1989 |
| 4802836 | Compaction device for concrete block molding machine A compaction device for a concrete block molding machine, comprising a mold formed with cells opened at the top and at the bottom, and filled with a no-slump concrete mix. The mold freely rests either on a pallet or vibrating table, which acts as bottom w... | 02/07/1989 |
| 4756681 | Staged mold for encapsulating hazardous wastes A staged mold for stabilizing hazardous wastes for final disposal by molding an agglomerate of the hazardous wastes and encapsulating the agglomerate. Three stages are employed in the process. In the first stage, a first mold body is positioned on a first... | 07/12/1988 |
| 4708621 | Concrete pipe making machine A machine for making concrete pipe in which multiple-form sets can be coupled into one module so as to increase production output of the machine without an increase in machine manpower. The multiple-form modules are provided with adapters that make them c... | 11/24/1987 |
| 4610616 | Brick moulding device A device for moulding brick blanks comprises a plurality of moulding troughs and a casting device for filling the moulding troughs, wherein the casting device comprises a carrier coupled with a casting mechanism and adapted to pivot by means of the castin... | 09/09/1986 |
| 4563143 | Isostatic press An isostatic press includes a closed press frame, there being a pressure chamber bearing against a first interior portion of the frame. A conveyor path for pressure chamber closures (3) each carrying a press tool part, extends through the frame under the ... | 01/07/1986 |
| 4519766 | Apparatus for manufacturing three-dimensional work pieces A three-dimensional work piece, such as an interior part for a car, is manufactured by keeping the blank, such as a sheet of plastic on or in the same primary mold (24) for the initial shaping step, for the foaming step, for the curing step and for the fi... | 05/28/1985 |
| 4395220 | Apparatus for forming construction blocks This invention relates to an apparatus and a process for forming building blocks by consolidating a mixture of cement and fibrous material. The process involves placing a charge of the mixture into a mold, compressing the mixture within the mold, insertin... | 07/26/1983 |
| 4378202 | Device for moulding bricks A device for moulding bricks comprising a press to form blanks, moulding trays and projecting means formed by a carrier surface for inverting a blank by moving it along a circular path and for projecting it into a moulding tray wherein the carrier surface... | 03/29/1983 |
| 4332540 | Press for moulding concrete products A press for moulding concrete products has a frame, a horizontal vibrating table, a board and a mould movable vertically between a demoulding upper position and a moulding lower position. A displacing device moves and selectively rigidly connects the moul... | 06/01/1982 |
| 4274824 | Mold box apparatus A mold box apparatus for casting cementitious building blocks having special channels formed in the sidewalls thereof in which thermally insulative foam is castable.... | 06/23/1981 |
| 4251196 | Apparatus for precasting concrete products Apparatus for precasting concrete products wherein dry mix is deposited in casting cavities defined by mating upper and base form sections, vibrated and/or pressure compacted, and the upper form section removed immediately for curing of a free standing gr... | 02/17/1981 |
| 4235580 | Noise suppression structure for block making machinery Apparatus for suppressing noise generated by a concrete or the like block making machine having a vibratable open bottom mold against the bottom of which the pallet is clamped to close the mold and provide a support for the molded block. The pallet suppor... | 11/25/1980 |
