JSSE holds Autumn Lecture Meeting
Nov. 4, 2016
The Japan Society of Spring Engineers (JSSE) held its semiannual Lecture Meeting, including aposter session, and a ceremony of JSSE Awards at Kyoto Tower Hotel in Kyoto on November 4, 2016.

Lecture Meeting
Eight general lectures and one special topic
lecture were presented to 145 attendees in a hall ofthe Kyoto Tower Hotel. The opening speech waspresentedbyMr.
HaruhikoShiba,avice-chairperson of JSSE in charge of events and aManaging Officer Member of the Board of ChuoSpring Co., Ltd.

6.

Tensile strain induced Nonlinear Acoustic
Evolutions in a Low Carbon, by Hirotaka
Ishikawa of Shonan Institute of Technology.
7. Elasto-plasticity Behavior of Copper Alloy
Sheets and Prediction of Spring Properties oftheir Press-formed Products, by Yasuhiro
Hattori of AutoNetworks Technologies, Ltd.
8. Large Deformations of Flexible Elastic Beam ina Rigid Channel, by Atsumi Ohtsuki of Meijo
University.

Mr. Haruhiko Shiba

Special Topic Lecture
The special topic lecture was about the importanceof reduction of damage due to earthquake disasterincluding tsunami according to the inspection ofdurability of current infrastructure and historicalreview of earthquake during thousands of years.
Title (Japanese): Rekishi ni manabi gendai wo
tenken shi daishinsai ni sonaeru.
Lecturer: Dr. Nobuo Fukuwa , Professor andDirector of Disaster Mitigation Research Center ofNagoya University.

Titles of General Lectures and Presenters
1. Possible application of titanium spring forwave-induced vibration power generator, byShigeo Kotake of Mie University.
2.
Vibration reduction of unbalanced rotors
supported by gas bearings (Characteristics under
the gas supply pressure control), by Tomohiko Iseof Toyohashi University of Technology.
3. Visualization of local hydrogen distribution oftempered martensitic steel using SIMS, by
Satoshi Yabu of KOBELCO Research Institute.
INC.
4. The mechanical property of duplex stainlesssteels after cold drawing, by Shota Yamasaki ofNippon Steel & Sumikin Stainless SteelCorporation.
5. Fatigue Property of High Strength Steel with
Artificial Defects under Cyclic Torsion, byMamoru Hayakawa of Nippon Steel &Sumitomo Metal Corporation.

Dr. Nobuo Fukuwa

1

Ronbun-prize, (among papers submitted to JSSE):Poster Session
Six technical posters were displayed in a meetingroom of the hotel. A brief explanation was given by arepresentative for each of the posters on thespeaker’s platform for the lecture meeting, followedby Question and Answer session at the posters. The
top two posters were selected based on theparticipants’ voting.

1) Evaluation of Susceptibility to Hydrogen
Embrittlement for Vanadium Added Spring
Steel with Tensile Strength of 2 GPa Class, by
Masao Hayakawa, Hiroyuki Mizuno, Takeshi
Suzuki, Atsushi Sugimoto, Minoru Honjo,
Hiroyuki Ohishi, Kazutoshi Sakakibara,
Hidekazu Ito, Satoru Kondo and Shinsaku
Matsuyama
2) Evaluation of Small Fatigue Crack Initiationin Type 316 Stainless Steel by Positron
Annihilation Spectroscopy, by Yoshihiko
Uematsu, Kanehira Hattori, Toshifumi Kakiuchi,
Naoya Uesugi and Fumiya Nakano

Gijutu-prize, (among other papers or articles)
1) Analysis of Nonlinear Deformations in Coiled
Wave Springs (CWS), by Atsumi Ohtsuki andShingo Sakurayama
2) Development of Heat-Resistant StainlessSteel with Excellent Spring Properties forExhaust Gasket, by Yuichi Fukumura,
Masayuki Shibuya and Yasutaka Shintani
3) Technology of CAE and Shape
Measurement for Spiral Spring, by Madoka
Kuno, Kazuyoshi Nono, Toshinori Imai andShoji Ichikawa4) Synthesis of Carbon Nanocoil and its
Mechanical Property, by Yoshiyuki Suda, Yasushi
Nakamura, Hirofumi Takikawa, Hitoshi Ue,Umeda Yoshito and Hiroyuki Shima

Mr. Takahiro Matsuno

Mr. Yuto Saeki

The First Place Poster:Development of a bi-stable constant force
mechanism with plate spring and Christiesuspension, by Takahiro Matsuno ofRitsumeikan University, et al
The Second Place Poster:
Fatigue strength improvement of puretitanium by micro-shot peening and ultrasonicshot peening, by Yuto Saeki of University ofHyogo, et al.

Koseki-prize, (among honorable achievements)
Mr. Satoshi Suzuki (Chuo Spring Co.,Ltd)
Dr. Atsumi Ohtsuki (Meijo University)
Dr. Koji Takahashi (Yokohama NationalUniversity)
Dr. Noritoshi Nakagawa (retired fromHiroshima University)
Dr. Katsuji Tosha (former JSSE chairperson andan adviser to JSSE)
Mr. Shohei Yoshida (Tokaibane MFG. Co., Ltd.)

Ceremony of JSSE Awards
The awarding ceremony was held prior to theafternoon session of the lecture meeting andRonbun-prize, Gijutu-prize and Koseki-prize weregiven to the winners.

2Recipients of the Certificates

Mr. Masahiko Nakatani

Closing Speech by Dr. Nakasone, JSSE Chairperson

Reception
A reception was held after the closing speechpresented by Dr. Yuji Nakasone, JSSE President and aprofessor of Tokyo University of Science, in anotherbanquet hall.
Mr. Toshio Kazama, a vice-chairperson of JSSE incharge of general affairs and a managing officer ofNHK Spring Co., Ltd. made the opening speech,followed by the guest speech by Mr. MasahikoNakatani, a Executive Director of Japan Spring
Manufacturers Association (JSMA.)

Mr. Susumu Yamamoto, an honorary member ofJSSE, made a toast to the development of thespring industry and the participants’ healthfollowed by Dr. Katsuji Tosha, a former JSSE
chairperson and an adviser to JSSE, made a speech
on behalf of recipients of the certificates.
As time passed with active information exchange
and chatting, the reception was over with
“iccho-jime,” a vibration consists of a single clap in
unison.

Mr. Toshio Kazama

Mr. Susumu Yamamoto3