Company Filing History:
Years Active: 1987-1993
Title: The Innovative Contributions of Dennis T Sonnenburg
Introduction
Dennis T Sonnenburg is a notable inventor based in Waterloo, Canada. He has made significant contributions to the field of document feeding technology, holding a total of 4 patents. His work has been instrumental in improving the efficiency and reliability of document handling systems.
Latest Patents
One of Sonnenburg's latest patents is a "Document feeder employing a variable load applicator and an endless belt." This innovative apparatus is designed to feed documents from a stack into a document track in a single file. It features an endless belt mounted on a drive roller and an idler roller, ensuring a linear portion of the belt is parallel to the first document being fed. The design includes a retard mechanism that engages the documents in the stack, with a second portion biased towards the linear portion by a tension spring. The endless belt is crafted from a material that wears instead of glazing, providing a positive feed. Additionally, the apparatus incorporates a velocity sensor to monitor the speed of the document pusher, disabling the motor if the speed is too fast to ensure proper stabilization.
Another patent by Sonnenburg is titled "Document feeder employing a belt." This apparatus shares similar features with the previous invention, focusing on the efficient feeding of documents from a stack into a document track. The design emphasizes ease of maintenance, allowing operators to replace the endless belt and retard member without needing a service call.
Career Highlights
Throughout his career, Dennis T Sonnenburg has worked with prominent companies such as NCR Corporation and NCR Canada Ltd. His experience in these organizations has contributed to his expertise in document handling technologies.
Collaborations
Sonnenburg has collaborated with notable colleagues, including Ralf M Brooks and Stefan J Pagowski. Their combined efforts have further advanced the innovations in the field of document feeding systems.
Conclusion
Dennis T Sonnenburg's contributions to document feeding technology have made a lasting impact on the industry. His innovative patents and career achievements reflect his dedication to improving document handling systems.