Derek Hedley Rowles

Title: **Innovations by Derek Hedley Rowles: Pioneering Ozone-Based Disinfection**

Introduction

Derek Hedley Rowles, an innovative inventor based in Milnerton, South Africa, has made significant contributions to the field of disinfection technology. With a total of two patents to his name, Rowles has focused on developing advanced solutions that harness ozone for effective disinfecting processes.

Latest Patents

His most recent invention is an ozone-based disinfecting device that features a unique flow sensor. This device includes a mixer with a hollow body designed to accommodate water under pressure through an inlet. The integrated spray nozzle generates a conical spray, introducing water to the contact chamber that is connected to an ozone gas inlet. An outlet aperture, aligned with the spray nozzle and situated at a distance from it, enhances the disinfection process. Additionally, an electronic flow sensing device is employed to monitor water flow through the spray nozzle, relying on vibrations caused by the water's movement. The sensor, preferably a piezoelectric type, is strategically placed in a pocket within the mixer, surrounded by a settable material, promoting effective operation. This innovative construction aims to optimize the function and efficiency of the ozone-based disinfecting device.

Career Highlights

Derek Rowles is affiliated with Arcaqua (Pty) Ltd, a company that emphasizes leveraging technology for cleaner water solutions. His work at Arcaqua highlights his commitment to advancing public health through scientific innovation, particularly in water treatment and disinfection technologies.

Collaborations

Rowles has worked alongside distinguished colleagues Crispin Miles Russell and Mark Gregory Marshall. Their collaborative efforts have supported the development of innovative technologies, contributing to the advancement of disinfection methods that utilize ozone.

Conclusion

Derek Hedley Rowles exemplifies the entrepreneurial spirit of inventors who harness technology to address modern health challenges. His patents demonstrate impressive creativity and a focus on practical solutions, particularly in advancing ozone-based disinfection technologies. Through his work at Arcaqua and collaborations with fellow innovators, Rowles continues to contribute significantly to the field, making strides in ensuring safer and cleaner environments.