Company Filing History:
Years Active: 1993-1996
Title: Innovations by Mitsuhiko Hiruta
Introduction
Mitsuhiko Hiruta is a notable inventor based in Shiga, Japan. He has made significant contributions to the field of safety devices in automotive technology. With a total of five patents to his name, Hiruta's work focuses on enhancing the safety and functionality of mechanical igniters and seatbelt systems.
Latest Patents
Hiruta's latest patents include an automatically releasable safety device used in mechanical igniters. This innovative device features a weight, a latch lever, and a firing pin that work together to fire a percussion cap attached to a gas generator in response to acceleration. The safety device includes a restraint member and a controller that ensures the movable elements remain immovable until certain conditions are met. The controller can be activated by attaching the igniter to the vehicle body or by fastening a seat belt, allowing for automatic and safe release of the safety device.
Another significant patent is the gas-pressure actuator apparatus for a pretensioner. This apparatus utilizes a rotary actuator as a driving source for a seatbelt system's pretensioner. It includes a cylinder block with a cylinder chamber and a preliminary chamber that acts as a gas pressure buffer. This design optimizes the gas pressure applied to the rotary piston during operation, enhancing the effectiveness of the seatbelt pretensioner.
Career Highlights
Hiruta is currently employed at Takata Corporation, a company renowned for its innovations in automotive safety systems. His work has contributed to advancements in vehicle safety, particularly in the areas of igniters and seatbelt mechanisms.
Collaborations
Hiruta has collaborated with notable coworkers such as Muneo Nishizawa and Koji Hiramatsu. Their combined expertise has fostered a creative environment that promotes innovative solutions in automotive safety.
Conclusion
Mitsuhiko Hiruta's contributions to automotive safety through his patents and collaborations highlight his importance as an inventor in this field. His work continues to influence the development of safer vehicles, ensuring better protection for occupants.