1993
conference-paper
OpenAlex
Tsutomu Nishida, Bunji Hagiwara
A large-size truck is equipped with a variety of audible warning devices. These warning devices are grouped into three categories by their usage, i.e., malfunction type, proximity type and attention type. The sound characteristics of warning sound that are investigated for each …
in, jp
(code pays fourni par la source)
1993
conference-paper
OpenAlex
Hideo Makinouchi, Bunji Hagiwara
Recently, a long distance Inter City Bus Network has been developed in Japan. The maxi mum traveling distance is approximately 1,000 km. The driver and passengers must endure long periods of sitting in the same seat. Therefore, the ride comfort ability is …
in, jp
(code pays fourni par la source)
1985
article
OpenAlex
Tatsumi Mori, Bunji Hagiwara, Masatoshi Shiratsuchi
in, jp
(code pays fourni par la source)
1982
article
OpenAlex
Bunji Hagiwara
In recent years, the ride comfort of heavy duty trucks has been improved. But in general, such improvement has been limited to modifications of the chassis suspension and seat suspension. The author has investigated the vibration characteristics of many kinds of vehicles, …
1982
article
OpenAlex
Bunji Hagiwara
The rattling noises caused by torsional vibration of drive train are investigated experimentally using the heavy duty vehicle installed diesel engine and simulator consisting of hydraulic spinning torsional actuator and components of drive train. The equations of motion (three and four degrees …