Did You Know...
...that two musicians were responsible for the invention of color print film? Fascinated by photography, Leopold Godowsky and Leopold Mannes worked together to produce an easy-to-use, practical color film. They worked full time as music teachers and gave concerts while experimenting during their off hours in Mannes' kitchen. Their success earned them full-time, well-paying jobs at Kodak and their efforts resulted in Kodachrome film, which was introduced in 1935.
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| Number | Title | Issue Date |
| 7556236 | Individual ice cube handling device An individual ice cube handling device is disclosed comprising an ice tray and a decorative flag. The ice tray includes a plurality of compartments having a retaining collar formed therein located at a central, inferior position of each compartment. A staff portion ... | 07/07/2009 |
| 7381046 | Lipstick making device A lipstick making device includes an elastic mold device having a mold cavity for filling and molding a lipstick element, three or more curved mold pieces movably disposed above the elastic mold device for forming a hole in the mold pieces when the curved mold piece... | 06/03/2008 |
| 7303361 | Concrete form with keyway and clamp with base engaging the keyway A concrete form with a keyway with an opening between opposing keyway lips together with a base that fits through the keyway opening and rotates without restriction in the keyway such that a portion of the base rests behind the keyway lips so when it is pulled as a ... | 12/04/2007 |
| 7299552 | Methods for creating channels Methods of creating an internal channel of a fluid-ejection device are provided. One method includes encapsulating a channel core in an element of the fluid-ejection device that corresponds to the internal channel and dissolving at least a portion of the channel cor... | 11/27/2007 |
| 7207291 | Pet feeding dish An improved pet feeding dish is herein disclosed for causing pets to eat their mealtime ration at a slower pace. The pet feeding dish generally comprises an annular-shaped trough which compels the pet to move its snout in a circular fashion therethrough, thereby slo... | 04/24/2007 |
| 7159834 | Stress release mold for thermal setting compositions and systems thereof A stress-release mold is described for casting thermosetting compositions especially compositions designed for consumer use. At least one wall of the mold includes a stress-releasing-element characterized by having a more flexible region or regions than the remainin... | 01/09/2007 |
| 7150221 | Multiple cake baking assembly An assembly for forming multiple individual compound desserts in a predetermined dome shape including a base tray having a plurality of recessed cavities to form a base for said compound dessert. A rack and a plurality of dome shaped bowl assemblies secured in a fix... | 12/19/2006 |
| 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 |
| 7028973 | Structure for foaming die for forming headrest A structure of foaming die for forming a generally inverted-L-shaped headrest, which is designed to receive and enclose an incomplete headrest unit comprising a hollow trim cover assembly of a generally “inverted L” shape having a horizontal upper portion and a ... | 04/18/2006 |
| 6991206 | Concrete block mold with improved stripping ability An improved mold is provided for forming concrete blocks wherein the mold is of the type that has at least one wall having a plurality of spaced projections extending inwardly from the wall into a block material forming cavity. The at least one wall further includes... | 01/31/2006 |
| 6981864 | Device for releasing and removing flexible synthetic material elements from a molding surface A device for releasing and removing flexible synthetic material elements from a molding surface, comprising a molding surface on which the elements are arranged, a unit for gripping the elements that can be actuated from a lower position, in which it is in contact w... | 01/03/2006 |
| 6978976 | Magnetized core with pneumatic release system for creating a wax mold for a golf club head An improved core for creating wax patterns of golf club heads is disclosed herein. The core includes a center core piece and several outer core pieces removably coupled to the center core piece by magnets embedded in each of the core pieces. The core further include... | 12/27/2005 |
| 6907689 | Ice strainer assembly for use in the sport of ice fishing A ice fishing strainer assembly made adaptable for use in the sport of ice fishing, principally serving as means to remove ice particles from a drilled ice hole for unhindered access thereto, the ice fishing strainer comprising in combination a body of cylindrical f... | 06/21/2005 |
| 6817590 | Method and tool for removing modular concrete forms A method and tool for removing modular concrete forms from underlying rigid concrete are disclosed. The tool includes a lever end, a fulcrum, and a claw end having a notch particularly adapted to engage a knob that protrudes from a surface of the modular concrete fo... | 11/16/2004 |
| 6817589 | Apparatus and method for removing joint rings from cured concrete products As a part of the manufacture of concrete products, such as concrete pipe, manholes and the like, the joint rings applied during the casting process much be removed. The invention relates to a joint ring removal system in which a vertically oriented concrete product,... | 11/16/2004 |
| 6620364 | Block forming apparatus and method A retaining wall block is provided. The retaining wall block includes top, bottom, front, back, first side and second side surfaces. A tongue set is provided on the top surface of the block and a groove in the bottom surface of the block. The tongue set i... | 09/16/2003 |
| 6572811 | Method of forming a cementitious panel A method is provided for rapidly forming a cementitious panel. A cementitious mixture is introduced into a mold configured to provide the desired surface appearance and profile of the cementitious panel. The cementitious mixture is then subject to an acce... | 06/03/2003 |
| 6540200 | Freezer tray unit A freezer tray unit that houses removable inserts with various cavity shapes. This unit can be used to make ice in an unlimited number of shapes, by simply changing the inserts. This unit is made up of several kit contents. The quantities required for one... | 04/01/2003 |
| 6334078 | Robot for production machine A robot for a production machine includes a parallel link mechanism including opposed first and second shorter-side links and opposed first and second longer-side links which form a parallelogram. A chuck is supported on the first shorter-side link. A gui... | 12/25/2001 |
| 6328921 | De-molding method and apparatus for a golf ball A method and system for de-molding golf balls having a casted layer is disclosed herein. The invention includes exerting a first lateral force against a top mold half of a mold assembly and exerting a second lateral force against a bottom mold half of the... | 12/11/2001 |
| 5952018 | Injection mold cavity and method for making the same An injection mold cavity and a method for fabricating an injection mold cavity. The mold cavity includes a tear-drop shaped channel and an ejection valve simultaneously formed with the fabrication of the mold cavity using a layer-additive process. The eje... | 09/14/1999 |
| 5520531 | Variable wall concrete molding machine and method A portable concrete molding apparatus for forming concrete structures of a predetermined configuration, either on-site or at a central manufacturing facility. The apparatus includes a trailer having furnace plenum bounded by a pair of fixed walls. Each fi... | 05/28/1996 |
| 5427520 | Mold device for fabricating disc substrate A metal mold device for molding a disc substrate formed by molding a synthetic resin material and having a raised portion on the inner surface of the disc substrate, includes a fixed metal mold and a movable metal mold for defining together a mold cavity ... | 06/27/1995 |
| 5380185 | Ball for ball game and molding apparatus for forming the same A molding apparatus for injection-molding a hemispherical hollow body formed of a thermoplastic elastomer and having a valve formed integrally therewith. The apparatus includes a first mold having a hemispherical convex molding surface, a second mold havi... | 01/10/1995 |
| 5376315 | Method and apparatus for concrete casting of a unitary structure A simplified, low-cost forming system (46) and method for the rapid construction of integrated, monolithic cast structures such as storm shelters (20). The preferred forming system (46) includes an inner core form member (48) presenting a base (54) and up... | 12/27/1994 |
| 5352398 | Apparatus and method for attaching a cap to a mold core A cap is attached to a mold core with a T-shaped connector instead of screws. The core cap has an air distribution channel and the core has cooling fluid distribution channels which are maximized by using the T-connector. The fluid distribution channels p... | 10/04/1994 |
| 5338176 | Pie crust lifter The invention is a pie crust lifting tool and corresponding rolling board for lifting pie crusts from a rolling board and placing them in a pie plate in anticipation of baking. The lifting tool has a handle at one end and a circular shaped portion known a... | 08/16/1994 |
| 5316467 | Internal core lifter apparatus with multiple axis compensation feature In accordance with the present invention there is provided a new and improved internal core lifter for molding and ejecting plastic parts having undercuts. The preferred internal core lifter has a core blade with a first end configured to cooperate with t... | 05/31/1994 |
| 5316461 | Apparatus for producing reinforced concrete components The apparatus includes a heatable casting bed, a device for tensioning a reinforcement member at the casting bed, a finishing machine movable along the casting bed for casting a component, a cutter for cutting the reinforcement member, a plurality of roll... | 05/31/1994 |
| 5277573 | Apparatus for fabricating precast concrete ramps A ramp for the physically challenged includes three different types of sectional portions: a slab disposed at the interface of a level surface such as a floor or earth ground; one or more ramp portions, each having a sloping upper surface, disposed adjace... | 01/11/1994 |
| 5240395 | Mold stripping equipment for manufacture of prestressed concrete poles A stripping station which is used for stripping a mold from a cast concrete lamp pole has a mold that has an axial compressive load placed thereon by a tension force applied to tension members running through the mold. The tension members are secured to a... | 08/31/1993 |
| 5240223 | Reuseable mold for forming a hollow aggregate filled thermoset article The present invention is directed to a reuseable mold for casting a hollow form made of an aggregate filled thermosetting resin. The reuseable mold includes an outer mold, made from sheets of thermoplastic resin, and an inner mold, also made from sheets o... | 08/31/1993 |
| 5234329 | Angle pin assembly An angle pin assembly for use in an injection mold having a cam slide. The angle pin assembly includes a bushing and an angle pin. The bushing is received in a bore that is made perpendicular to the planar surface of a cavity retaining plate. This perpend... | 08/10/1993 |
| 5225215 | Plastic molding apparatus A plastic molding apparatus which produces the molded part on a centrally located core with this core being elongated and having a non-linear, longitudinal, center axis. The core is removed from the molded part by being pulled directly from the molded par... | 07/06/1993 |
| 5182313 | Method and apparatus for forming articles made of polyurethane A method and apparatus for forming articles made of polyurethane. The apparatus includes a polyol weigh tank, an isocyanate weigh tank, an additive tank and a mix tank enclosed by a vent chamber. The vent chamber is in communication with inlet and outlet ... | 01/26/1993 |
| 5137442 | Universal internal core lifter apparatus An internal core lifter in a mold is provided with both linear motion and pivotal seating in a universal coupling that slides linearly along an ejector plate. The pivotal seating allows the core blade to be used at various angles in different molds, there... | 08/11/1992 |
| 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 |
| 5067686 | Annular base mold A unitary, molded, concrete stabilizing base for refuse cans and the like, and method and apparatus for its manufacture are described. The base takes the form of a concrete annulus having a right-triangular cross section and an inner diameter dimensioned ... | 11/26/1991 |
| 5064365 | Mold apparatus with mold breaker A mold apparatus for forming parts by reacting foam precursors in a mold cavity part closed by a cover has a mold breaker assembly including a member for holding a molded foam product in the mold cavity part as the cover is removed for part demolding. The... | 11/12/1991 |
| 5056959 | Method and device for stripping from the concrete to which it adheres the header of a wall section cast in the ground Apparatus for stripping a header from a cast concrete section to which it is adhered adjacent to a site for contiguous concrete section comprising a vertical track in direct association with the header; the track having an opening facing the site; and imp... | 10/15/1991 |
