Irwin J Grabel

Title: Irwin J Grabel: Innovator in Pinball Game Technology

Introduction

Irwin J Grabel is a notable inventor based in Elmwood Park, IL, who has made significant contributions to the field of pinball game technology. With a total of five patents to his name, Grabel has developed innovative mechanisms that enhance the gameplay experience.

Latest Patents

One of Grabel's latest patents is the "Variable Position Flipper Mechanism for Pinball Games." This invention features flippers that can be actuated by solenoid mechanisms and spaced at a selectable distance apart. This design allows for adjustments in the skill level of the game. The spacing is achieved by rotating a cam plate, which is ratcheted into various positions by solenoid operators and linkages. The rotation of the cam plate can either maximize the distance between flippers or bring them closer together. Additionally, optical detection means can be integrated with the cam plate to provide position information to the pinball machine's controller. Another significant patent is the "Multi-Position Drop Target," which includes a target member that can move between raised and lowered positions. A solenoid mechanism resets the target to its raised position, and optional detectors track the target's position for scoring purposes.

Career Highlights

Throughout his career, Grabel has worked with prominent companies in the gaming industry, including Bally Manufacturing Corporation and Midway Manufacturing Company. His work has significantly influenced the design and functionality of pinball machines.

Collaborations

Grabel has collaborated with notable individuals in the industry, including James A Patla and Glenn R Andersen. Their combined expertise has contributed to the advancement of gaming technology.

Conclusion

Irwin J Grabel's innovative contributions to pinball game technology have left a lasting impact on the industry. His patents reflect a deep understanding of gameplay mechanics and a commitment to enhancing user experience.