1
Ronald M Sparer, Dale P Werle: Logic controlled plastic molding machine with programmable operator interface. Cincinnati Milacron, Wood Herron & Evans, October 29, 1991: US05062052 (78 worldwide citation)

A plastics molding machine is provided with a control architecture which includes a dedicated programmed logic controller, a real time analog signal processor, an operator interface station, and a general purpose open architecture digital computer. The computer accepts data entered by an operator fr ...


2
Harold J Faig, Ronald M Sparer: Injection molding machines having a brushless DC drive system. Cincinnati Milacron, C Richard Eby, January 29, 1991: US04988273 (65 worldwide citation)

An injection molding machine utilizing brushless DC motors in its servomechanism drive systems. Brushless DC motors provide a cost effective high power drive system which has the simplicity of control of brush-type DC motors. By utilizing higher resolution encoders and controlling pressure with the ...


3
Harold J Faig, Ronald M Sparer: Injection molding machine having a vector controlled AC drive system. Cincinnati Milacron, Stephen H Friskney, November 8, 1994: US05362222 (55 worldwide citation)

An injection molding machine utilizing vector controlled AC induction motors in its servomechanism drive systems. Vector controlled AC induction motors provide a cost effective high power drive system which superior performance capabilities. Further system efficiencies are realized when the control ...


4
Fred James Croswell, Ronald M Sparer, William A Reinhart: Multi-media enhanced program controlled machine. Milacron, John W Gregg, August 19, 2003: US06609038 (25 worldwide citation)

A program controlled machine wherein signals produced in response to execution of programs control operation of machine devices includes a control for storage, retrieval and presentation of audio/video information. The control includes devices for presentation of audio/video information and stored p ...


5
Ronald M Sparer, Edward A Chorey, Gregory L Seibert: Method for cooling electrical components in a plastics processing machine. Cincinnati Milacron, Stephen H Friskney, April 15, 1997: US05620646 (15 worldwide citation)

A cooling method that involves circulating a liquid coolant through the motor housings and mounting surfaces for electrical/electronic components, such as the electric motors and associated electronic drives, in electric plastic processing machines. Specifically, the motors are provided with a housi ...


6
Ronald M Sparer, Edward A Chorey, Gregory L Seibert: Liquid cooling for electrical components of a plastics processing machine. Cincinnati Milacron, Stephen H Friskney, June 4, 1996: US05523640 (10 worldwide citation)

A cooling system which circulates a liquid coolant through motor housings and mounting surfaces for electrical/electronic components. This system is particularly cost effective where there are multiple electric motors and associated electronic drives, as in electric plastic processing machines. Spec ...


7
Thomas F Habig, Ronald M Sparer: Reconfigurable master-slave control. Cincinnati Milacron, Wood Herron & Evans, August 24, 1993: US05239247 (9 worldwide citation)

A machine control permits the selection of input values defining configurations of motors on the machine in desired master-slave relationships. Individual master-slave dependencies may be selectively activated and deactivated. In response to a new commanded velocity for a master motor the control is ...


8
John C Catanzaro, Ronald M Sparer: Clamp force control. Cincinnati Milacron, Thompson Hine and Flory, September 22, 1992: US05149471 (7 worldwide citation)

A method for controlling clamping force on an injection molding machine by determining a toggle position at which the molds are in initial contact. That toggle position is determined as a function of a selected clamping force and a selected mold protect force and is effective to produce the desired ...


9
Ronald M Sparer: Non-contact linear position transducer for an injection molding machine and method of using. Cincinnati Milacron, Stephen H Friskney, July 26, 1994: US05332539

An apparatus for indirectly measuring relatively long, linear distances associated with the operation of an injection molding machine. In particular, the method and apparatus of the present invention can be used to determine the distance between two machine components or systems that are capable of ...