Hisatsugu Tomioka

Title: Hisatsugu Tomioka: Innovator in Descent Control Technologies

Introduction

Hisatsugu Tomioka is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of descent control technologies, holding two patents that showcase his innovative spirit and technical expertise.

Latest Patents

His latest patents include an "Apparatus for installing escape device for slowly lowering a body" and an "Impeller type descent slowing device." The first patent describes an apparatus designed to stably install an escape slow lowerer at any location on a building. This apparatus features a ladder body, horizontal rods, and vertical rods that form a gate-like structure to secure the device to the building. Additionally, it includes a foldable ladder and a column with a metal fixture to support the escape lowerer.

The second patent, the "Impeller type descent slowing device," presents a descent slowing mechanism that utilizes a housing with an input driving shaft and a driving pulley. This device incorporates a gear train and an impeller, which is driven by a rope or line. The impeller's rotation is controlled by a viscous fluid, allowing for a constant slow descent of the load. The design includes four blades and a unique driving pulley with a rope receiving groove, ensuring smooth operation even under varying conditions.

Career Highlights

Hisatsugu Tomioka is currently associated with Lonseal Corporation, where he continues to develop innovative solutions in descent control technologies. His work has garnered attention for its practical applications and reliability.

Collaborations

He has collaborated with notable coworkers, including Tatsuo Waki and Yoshiki Miyata, contributing to the advancement of their shared projects and innovations.

Conclusion

Hisatsugu Tomioka's contributions to descent control technologies reflect his dedication to innovation and safety. His patents demonstrate a commitment to creating reliable solutions for various applications.