Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 8078309 | Method to create arbitrary sidewall geometries in 3-dimensions using liga with a stochastic optimization framework Disclosed herein is a method of making a three dimensional mold comprising the steps of providing a mold substrate; exposing the substrate with an electromagnetic radiation source for a period of time sufficient to render the portion of the mold substrate susceptibl... | 12/13/2011 |
| 7991504 | Method of measuring extent of cure of binder in products A method for determining the extent of cure of binder in a product comprising heating a sample of the product to vaporize free moisture in the sample and expel vaporized free moisture from the sample, measuring cure moisture content of the product, measuring binder ... | 08/02/2011 |
| 7813831 | Software architecture system and method for operating an appliance in multiple operating modes In one embodiment, a system for controlling a plurality of devices having at least two operating modes comprises a first software operating layer configured to control the operation of at least one of the devices in a first operational mode and a second software ope... | 10/12/2010 |
| 7433755 | Controlling the curing of a rubber compound A process for curing a natural or synthetic rubber compound under a plurality of curing conditions by: (1) obtaining time dependent data streams of dielectric or impedance values from a non-bridged impedance sensing circuit and a capacitor having the rubber compound... | 10/07/2008 |
| 7257520 | Method and system for in-mold coating flow simulation A numerical method operating within a processor-based environment for predicting the fill pattern and coating pressure distribution for a substrate in a computer simulation of an in-mold coating flow within a two-dimensional flow domain having a plurality of possibl... | 08/14/2007 |
| 7245985 | Process and apparatus for improving and controlling the vulcanization of natural and synthetic rubber compounds A process for curing a natural or synthetic rubber compound under a plurality of curing conditions by: (1) obtaining time dependent data streams of dielectric or impedance values from a non-bridged impedance sensing circuit and a capacitor having the rubber compound... | 07/17/2007 |
| 7242989 | Apparatus and method for batch property estimation A method and apparatus that generates an estimate of a property of a batch process uses a non-parametric model to generate a plurality of rate of reaction estimates associated with the batch process. Each rate of reaction estimate may correspond, for example, to a p... | 07/10/2007 |
| 7233886 | Adaptive modeling of changed states in predictive condition monitoring An improved empirical model-based surveillance or control system for monitoring or controlling a process or machine provides adaptation of the empirical model in response to new operational states that are deemed normal or non-exceptional for the process or machine.... | 06/19/2007 |
| 7167773 | Process and apparatus for improving and controlling the curing of natural and synthetic moldable compounds A process for curing a moldable compound under a plurality of curing conditions by: (1) obtaining time dependent data streams of dielectric or impedance values from a plurality of sensors distributed within a curing mold, wherein the moldable compound is a dialectri... | 01/23/2007 |
| 7139636 | System for preparing eyeglass lenses with bar code reader A high volume lens curing system is described. The high volume lens curing system is configured to cure multiple eyeglass lenses in a continuous manner. ... | 11/21/2006 |
| 7120512 | Method and a system for solid freeform fabricating using non-reactive powder A method for creating a three-dimensional solid freeform fabrication object with non-reactive powder includes spreading a non-reactive powder on a substrate, selectively dispensing a reactive resin onto the non-reactive powder forming a mixture of reactive resin and... | 10/10/2006 |
| 7096083 | Design support apparatus and method for supporting design of resin mold product A design support apparatus including: a flow analyzer for analyzing a flow of thermosetting resin injected into a resin filling cavity to mold a resin mold product made of the thermosetting resin, using a finite difference method or a finite element method; a residu... | 08/22/2006 |
| 7079920 | Plastic lens systems, compositions, and methods An apparatus for preparing a plastic eyeglass lens includes a coating unit and a lens curing unit. The apparatus is preferably configured to allow the operation of both the coating unit and the lens curing unit. The apparatus may also include a post-cure unit and a ... | 07/18/2006 |
| 6532397 | Apparatus for taking out molded products An object is to reduce damage to the mechanical parts of a moving mechanism unit 5 for moving a retaining mechanism unit 7 and electric power consumption in an apparatus for taking out a molded product. The apparatus comprises a time measuring unit 4 for ... | 03/11/2003 |
| 6490501 | Cure monitoring and control system A monitoring and control system for use in curing composite materials includes a model for a workpiece being cured. The model calculates current internal states of the workpiece and predicts, based upon past and current states of the workpiece, future sta... | 12/03/2002 |
| 6327519 | Method and system for transferring energy between robotic mechanisms in an automated storage library A storage library includes a first robotic mechanism having an energy coupler and a second robotic mechanism having an energy coupler. The storage library further includes tracks disposed adjacent to media object storage cells for enabling access to each ... | 12/04/2001 |
| 5835379 | Apparatus and method for analyzing a process of fluid flow, an apparatus and method for analyzing an injection molding process, an injection molded product, and a production method of the injection molded product The present invention presents a fluid flow process analyzing apparatus and method, an injection molding process analyzing apparatus and method, an injection molded product and an injection molded product producing method, in which a three-dimensional mod... | 11/10/1998 |
| 5786999 | Combination control for injection molding An adaptive controller is provided for controlling the velocity of a ram in an injection molding apparatus during the injection stage of the molding cycle. The controller includes two sets of parameters. The first set define an open-loop control equation ... | 07/28/1998 |
| 5784283 | System for optimizing cure assuring quality of reversion susceptible rubber articles A database of reversion cure constants is provided by measuring a physical property of a rubber formulation at two different temperatures as a function of time, calculating a set of cure constants for the rubber formulation which account for reversion, an... | 07/21/1998 |
| 5680315 | System for optimizing cure and assuring quality of reversion susceptible rubber articles A database of reversion cure constants is provided by measuring a physical property of a rubber formulation at two different temperatures as a function of time, calculating a set of cure constants for the rubber formulation which account for reversion, an... | 10/21/1997 |
| 5244611 | Method for the vectorial assembly of green tires in a curing mold A method for the vectorial assembly of green tires (2) in a curing unit (4), whereby a processing unit (12), after performing a first step consisting in determining the origin of a tire (2), i.e. the machine on which it was produced, and the curing unit (... | 09/14/1993 |
| 5219498 | Process for controlling curing and thermoforming of resins and composites Composite material consisting of reinforcing fibers are impregnated with polymeric matrices which may contain fillers and are then cured or thermoformed in a heating system such as an autoclave, press or oven. As the curing or thermoforming process procee... | 06/15/1993 |
| 5192469 | Simultaneous multiple layer curing in stereolithography A method and apparatus for making an object by stereolithography from layers of a medium solidifiable upon exposure to synergistic stimulation by selecting an area element of a first layer of medium. The depth of the medium within the object underlying th... | 03/09/1993 |
| 5182056 | Stereolithography method and apparatus employing various penetration depths An improved stereolithographic apparatus (SLA) and an improved method for generating a part from curable material. The invention utilizes control and/or knowledge of depths of penetration of actinic radiation into a vat of photopolymer to determine and/or... | 01/26/1993 |
| 5130064 | Method of making a three dimensional object by stereolithography A stereolithographic method for constructing an object from a medium capable of solidification upon exposure to synergistic stimulation (e.g. a laser beam). Stacked layers of solidified medium are constructed by exposing the medium to synergistic stimulat... | 07/14/1992 |
| 4819177 | Method for curing rubber articles A method for curing rubber in a heated mold in which the temperature of the mold is measured after closure and variations in temperature from an optimum cure temperature are used to adjust elapsed cure times which decrement an optimum cure time. The adjus... | 04/04/1989 |
| 4810438 | Method of controlling a resin curing process An analytical technique for controlling the curing process of fiber-reinforced composite materials that are formed using thermosetting resins. The technique is the percent gel method and involves development of a time-to-gel equation as a function of temp... | 03/07/1989 |
| 4773021 | Adaptive model-based pressure control and method of resin cure Composites such as graphite reinforced PMR-15 resin are cured in a heated press by following a temperature schedule and changing from low to high pressure after the start of resin cross linking. A pressure control and method to time application of high pr... | 09/20/1988 |
| 4551807 | Cure-control method for thermosetting polymeric material Curing of rubber in a mold is disclosed wherein a desired modulus or viscosity for the cured rubber product is obtained on the basis of an equation developed from a relaxation phenomenon. The cure process may be isothermal and non-isothermal and is contro... | 11/05/1985 |
| 4546438 | Rheometer and process of curing and testing rubber A rheometer and process of curing and testing rubber samples precisely controls each cure and test. The maximum resistance, or more specifically, maximum torque at peak stress, is predicted for each sample automatically as curing progresses. Each cure and... | 10/08/1985 |
| 4515545 | Control system for processing composite material An automated system for controlling the curing process of structures formed of fiber-reinforced composite material and the like in an autoclave is disclosed. The system uses sensors to monitor autoclave pressure, ambient and structure surface temperature,... | 05/07/1985 |
| 4344142 | Direct digital control of rubber molding presses Rubber-molding presses, which are closed manually upon installation of pieces of rubber compound, are opened automatically by a system which continuously calculates and recalculates the correct cure time and is actuated when the calculated cure time equal... | 08/10/1982 |
