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| Number | Title | Issue Date |
| 7267321 | Wall block mold A system and method of forming differently sized and/or textured construction blocks from a single mold. The system includes a mold having a base and movable side walls that cooperate with the base to form a mold cavity, and one or more inserts that are configured t... | 09/11/2007 |
| 7226554 | Molding die assembly for rubber members and rubber member produced thereby A molding die assembly includes an upper die and a lower die, wherein at least one of the upper and lower dies is provided with a cavity corresponding to the shape of a rubber member to be molded, wherein at least one of the upper and lower dies is provided with an ... | 06/05/2007 |
| 7210307 | Refrigerator ice storage bin with lid A refrigerator having a freezer compartment having an ice maker disposed within the freezer compartment for forming ice pieces and an ice storage bin removably mounted to freezer compartment door below the ice maker having an open top receptacle for receiving ice pi... | 05/01/2007 |
| 7147198 | Wax pattern for making a golf club head A wax pattern for use in making a golf club head has a shell wall which defines a hollow region and which includes a front portion, a rear displacement portion and a dividing line extending between the front and rear displacement portions. The wax pattern has a prof... | 12/12/2006 |
| 7119451 | Self-powered miniature liquid treatment system with ultraviolet dosing A liquid treatment system that may be self-powered includes a filter, an ultraviolet light source and a hydro-generator. A flow of liquid may be filtered with the filter and used to rotate the hydro-generator to generate electric power. The ultraviolet light source ... | 10/10/2006 |
| 7090438 | Block with multifaceted bottom surface A block for use in constructing a multiple course retaining wall. The block has a substantially planar top surface, a front surface, wherein said front surface is of a substantially curvilinear shape, a rear surface, opposed side surfaces, and a bottom surface. The ... | 08/15/2006 |
| 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 |
| 7048250 | Method for producing purpose-made blocks, a device therefor and a purpose-made block A method for producing purpose-made blocks (10). According to said method, several purpose-made blocks (10) are produced in a mold (37) in such a way that the blocks (10) are arranged in at least one row (28) of purpose-made blocks... | 05/23/2006 |
| 7021919 | Apparatus for forming concrete blocks or stones with a rough surface A mold for forming blocks with at least one textured surface, the mold comprising a structure defining a cavity open at opposite ends thereof for receiving a block forming material at one of the open ends and discharging a block formed from the block forming materia... | 04/04/2006 |
| 6953332 | Mandrel for use in forming valved prostheses having polymer leaflets by dip coating Improved dip coating methods and mandrels for forming polymer leaflets and valve prostheses generally involve one or more features on the mandrel that facilitate the processing. The mandrel has a top surface and an outer surface comprising a plurality of ridges and ... | 10/11/2005 |
| 6927501 | Self-powered miniature liquid treatment system A liquid treatment system that may be self-powered includes a filter, an ultraviolet light source and a hydro-generator in a first flow path. The first flow path may provide treated liquid at a first outlet of the liquid treatment system. A second flow path included... | 08/09/2005 |
| 6916166 | Apparatus for forming concrete blocks or stones with a rough surface A mold for forming blocks with at least one textured surface, the mold comprising a structure defining a cavity open at opposite ends thereof for receiving a block forming material at one of the open ends and discharging a block formed from the block forming materia... | 07/12/2005 |
| 6854702 | Form for manufacturing concrete blocks for freestanding walls A form for manufacturing concrete blocks for constructing freestanding walls. The form includes a base and four side panels which are mounted on the base to pivot between a first position for casting a block and a second position for removing a cast block from the f... | 02/15/2005 |
| 6637721 | Ice tray The present invention provides an improved ice tray that forms narrow ice pieces that easily fit through the opening of portable beverage containers such as standard cans, bottles, and cartons, thereby saving the costs and energy associated with refrigera... | 10/28/2003 |
| 6565062 | Apparatus for the splitting of cast concrete dual blocks The present invention is directed to a process for manufacturing concrete dual blocks where the concrete block is separated into two individual blocks during the manufacturing process without an additional separating step after curing. The process compris... | 05/20/2003 |
| 6557818 | Form for manufacturing concrete retaining wall blocks A form for manufacturing concrete retaining wall blocks. The blocks are cast in the form with a front face of the block down. A resilient face insert at the bottom of the form imparts an ornamental appearance to the front face of the block. The form has f... | 05/06/2003 |
| 6322742 | Method of producing stackable concrete blocks A method of preparing stackable block structures from raw concrete mixes and block structures prepared in accordance with the method, wherein the process utilizes a mold box configured to form the block on its side surface. The mold box is arranged to tra... | 11/27/2001 |
| 6114009 | Asymmetric retroreflective cube corner sheeting mold and sheeting formed therefrom Laminae suitable for use in a mold suitable for use in forming retroreflective sheeting and methods of making such laminae are disclosed. A representative lamina includes a single row of geometric structures disposed on the working surface. Each geometric... | 09/05/2000 |
| 6029943 | Splitting technique A concrete masonry unit having a top surface with a splitting pattern formed therein. The splitting pattern has a splitting groove which intersects at least one recessed region formed in the top surface.... | 02/29/2000 |
| 6024517 | Retaining wall system A concrete slab for forming blocks for a retaining wall comprises a prism having parallel top and bottom surfaces, and opposed parallel side walls, and end walls, the prism has an X axis in the longitudinal direction extending between the end walls, a Y a... | 02/15/2000 |
| 5915884 | Arcuate end corrugated paper form void An arcuate end form void for providing a space between a poured concrete structure and an underlying expansive soil adjacent a round pier is formed of corrugated paper to provide temporary support of wet concrete, and conforms to the pier radius to preven... | 06/29/1999 |
| 5599491 | Method and apparatus for making a mold for duplicating a positive master An apparatus for making a mold for forming positive models identical to a positive master has upper and lower mold shells having confronting and contiguous rims lying in respective planes. The shells are dimensioned when juxtaposed to spacedly contain the... | 02/04/1997 |
| 5431943 | Process for producing shaped bodies from pasty foodstuffs Process for producing shaped bodies from pasty foodstuff which is arranged between two foil layers and is then introduced into a mold composed of two dies, wherein the two foil layers protrude laterally beyond the dies. The two dies are then moved toward ... | 07/11/1995 |
| 5392756 | Improved molded archery bow limb An improved archery bow limb fabricated by inserting a moldable slug having a plurality of longitudinally oriented resin impregnated glass fiber filaments into a bow limb profiling compression mold. The mold includes a female cavity mold and a male mold. ... | 02/28/1995 |
| 5368469 | Apparatus for molding closures having tamper evident bands An apparatus for molding a tamper evident closure having a top, an annular skirt depending from the top, and a breakaway band secured to an underside of the skirt by a plurality of bridges includes a mold frame, a cavity portion releasably secured to the ... | 11/29/1994 |
| 5364063 | Ice cube tray An ice cube tray consisting of an inner tray divided lengthwise and breadthwise into a plurality of pockets with open tops, and an outer tray divided into a configuration that fits the shape of the inner tray forming a space between the outer bottom of th... | 11/15/1994 |
| 5358214 | Mold for concrete modular precastings The mold is comprised of a bottom (4) wherein there are provided grooves (8) extending transversely between containment sidewalls (6); said sidewalls (6) have windows (14) which are aligned with the grooves (8) which preferably are delimited by the faces ... | 10/25/1994 |
| 5348314 | Seals with indicia and method of molding seals with indicia to allow inspection after trimming Indicia creating patterns are placed in a mold assembly used for making seals. The molded seal body includes trimming entry surface indicia and trimming exit surface indicia to provide visual targets to use when setting up equipment to trim a waste portio... | 09/20/1994 |
| 5346378 | Apparatus for forming a curing envelope An apparatus for forming curing envelopes which apparatus enables the use of a conventional inner tube mold for making a curing envelope preform in the form of an envelope tube which may have a portion thereof easily removed to provide a curing envelope s... | 09/13/1994 |
| 5236277 | Sidewalk grooving tool An improved sidewalk grooving tool usable by a standing worker but having foldable handles for flat storage and transport.... | 08/17/1993 |
| 5229061 | Mold and method for producing a hollow tube component for a dispensing applicator A mold for use in producing a hollow tube component for a dispensing applicator. The mold has a main body portion that defines a forward end from which extends a sloped shoulder portion, a neck portion, and a stem element. Between the stem element and the... | 07/20/1993 |
| 5221510 | Method for forming curing envelope An apparatus and method for forming curing envelopes which apparatus and method enable the use of a conventional inner tube mold for making a curing envelope perform in the form of an envelope tube which may have a portion thereof easily removed to provid... | 06/22/1993 |
| 5217630 | Apparatus for forming an irregular surface block Concrete blocks are formed in a mold having a cavity into which block-forming material is placed. A portion of the material is retained in place relative to the cavity walls when the block is removed from the cavity, and the face of the block forming mate... | 06/08/1993 |
| 5141689 | Method for manufacturing a compression molded archery bow limb An improved archery bow limb fabricated by inserting a moldable slug having a plurality of longitudinally oriented resin impregnated fiber glass filaments into a bow limb profiling compression mold. The mold includes a female cavity mold and a male mold. ... | 08/25/1992 |
| 5139721 | Method and apparatus for forming a precast curb system A method and apparatus for forming a curb section of a predetermined length sub-divided into modules by transverse grooves which give the appearance of shorter blocks and provide for fracturing the curb section at those locations. Each module of the curb ... | 08/18/1992 |
| 5126093 | Inside out molding of high aspect ratio containers High aspect ratio boxes and sleeves are molded inside out by molding the outer surfaces of box covers and bottoms and sleeve sides in closely spaced parallel relationship, with side walls extending outward. Backs are joined to the covers and the bottoms b... | 06/30/1992 |
| 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 |
| 5013230 | Apparatus for making a shrimp-shaped food product Apparatus for producing shrimp-shaped food products and a food product produced by the apparatus. The apparatus includes a split mold having a cavity shaped as a shelled-shrimp-shaped product. The mold has an injection opening for injecting a minced fish ... | 05/07/1991 |
| 4951914 | Pipe seal assembly for poured concrete on-site waste disposal system components A pipe seal assembly for a poured concrete tank or box in an on-site waste disposal system including a seal member having an inclined inner wiper flange which releasably retains a mandrel, and plug means also releasably mounted within the seal member to p... | 08/28/1990 |
| 4921372 | Sidewalk scribing tool A tool for scribing lines in soft concrete in which the line can be impressed by a standing operator. Guides are provided on the tool to assure a proper angle of the scribed line. A grooving tool can then follow the scribed line without added guide becaus... | 05/01/1990 |
