Location History:
- Carver, MN (US) (2002)
- Eden Prairie, MN (US) (2000 - 2003)
Company Filing History:
Years Active: 2000-2003
Title: Innovations of John M Hennan
Introduction
John M Hennan is an accomplished inventor based in Eden Prairie, MN (US). He holds a total of 4 patents that showcase his innovative contributions to various fields. His work primarily focuses on developing advanced containment and dispensing systems.
Latest Patents
One of Hennan's latest patents is a containment system. In this invention, a blow molded drum features a port with a neck that includes exterior buttress threads and a port opening with a shoulder. A snap-in down tube assembly is designed to seat with the shoulder and has an upwardly extending nipple. The dispense head incorporates a first flow duct that extends to the nipple and a second flow duct that leads to an annular space around the nipple. This design allows for a return fluid line or for providing air or gas to displace withdrawn fluid. The threaded nut in this embodiment provides an axial removal force that disengages the nipple engaging portion as the retainer nut is loosened.
Another significant patent is the quick connect fill system. This invention features a quick connect adaptor with a first coupling that attaches to the bung of a plastic blow molded drum through pivotal retainer members. The second coupling connects to a conventional dispense head. The bung may have internal or external threads and can include a radially extending circumferential lip or other retainer member engagement structures. The first coupling ensures a secure attachment that can be quickly accomplished through manual operation. The pivotal retaining members pivot into and out of a retention position, and they are mechanically linked with a circular manual handle member for operation.
Career Highlights
Throughout his career, John M Hennan has worked with notable companies such as Entegris, Inc. and Fluoroware, Inc. His experience in these organizations has contributed to his expertise in developing innovative solutions in containment and dispensing technologies.
Collaborations
Hennan has collaborated with several professionals in his field, including Barry L Rauworth and Ray Wolf. These collaborations have likely enriched his work and led to further advancements in his inventions.
Conclusion
John M Hennan is a notable inventor whose work in containment and dispensing systems has resulted in multiple patents. His innovative designs continue to impact the industry positively.