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JPMA Awards

2009

Development of high density and low loss powder magnetic core (HDMC) for reactor in hybrid vehicles

Development of high density and low loss powder magnetic core (HDMC)
for reactor in hybrid vehicles
TOYOTA MOTOR CORPORATION
DAIDO STEEL CO.,LTD.
TOYOTA CENTRAL R&D LABS., INS.
The fulfillment of high magnetic properties by using overall and new technology like special powder shape and new coating technology, the real contribution to new trend pro-environment car and the expectation of wide range of development in future were evaluated.

Development of sintered part with complicated shape for seat belt buckles

Development of sintered part with complicated shape for seat belt buckles
Sumitomo Electric Industries, Ltd.
By using the conventional molding dies compacting method that has better dimensional accuracy than MIM method, the fulfillment of the complicated shape, thin wall thickness and long length with smaller size mechanism and the expectation to be used for wide range of usage in future were evaluated.

Housing with sprocket having high density and high dimensional accuracy

Housing with sprocket having high density and high dimensional accuracy
Hitachi Powdered Metals Co., Ltd.
Not by using the rolling method, the fulfillment of mass production of housing with sprocket having high dimensional accuracy and complicated shape with good contact fatigue strength were evaluated.

PARTS for 4WD SWITCHING ACTUATOR

PARTS for 4WD SWITCHING ACTUATOR
Porite Corporation
The fulfillment of change from forged product to sintered product and the improvement of performance of user system by dimensional accuracy, weight saving and significant cost reduction were evaluated.

 Low friction and low noise iron-bronze sintered bearing material which replaces bronze bearing

Low friction and low noise iron-bronze sintered bearing material which replaces
bronze bearing
Hitachi Powdered Metals Co., Ltd.
The fulfillment of better bearing friction properties compared with bronze sintered bearing by using cheap iron-bronze sintered bearing material, the technical originality to develop the pour control method and the contribution to P/M industry by plenty of monthly production amount (200,000pieces/month) was evaluated.

Sintered oil impregnated bearing material for fan motor having low cost and long life

Sintered oil impregnated bearing material for fan motor having low cost and long life
Porite Corporation
The fulfillment of significant increase of bearing life by sintered oil impregnated bearing and the actual result to extend the possibility to substitute from ball bearing were evaluated.

Development of the oil-impregnated bearing for irregular-shaped housing

Development of the oil-impregnated bearing for irregular-shaped housing
Mitsubishi Materials PMG Corporation
By paying attention to the reduction of porosity at outer surface of bearing and by using the unique idea, the fulfillment of low cost treatment at compaction process was evaluated.

Mass production of high precision clutch hub that contributes to shift change feeling improvement

Mass production of high precision clutch hub that contributes to shift change feeling improvement
Fine Sinter Co., Ltd.
The establishment of production technology of sintered clutch hub with dimensional accuracy and cost saving and the contribution to high performance and better shift feeling that is required to automobile manual transmission were evaluated.

A new bonded mix having excellent fallibility and stable apparent density, which enables high dimensional tolerance and productivity with least loss in production.(Starmix BOOST)

A new bonded mix having excellent fallibility and stable apparent density,
which enables high dimensional tolerance and productivity with least loss in
production.(Starmix BOOST)
Höganäs Japan K. K.
The technological originality to pay attention to inter-particle force of metal powder and carbon black as bonded mixes that is first time in the world and the fulfillment of well balanced powder properties for industrial usage were evaluated.

Development of a group of sintered products for manual transmission

Development of a group of sintered products for manual transmission
Mitsubishi Materials PMG Corporation
By using the design-in method positively to develop sintered parts from parts by conventional method, the fulfillment to develop many sintered parts were evaluated.

PARTS for steering chilled with defective shape gear

PARTS for steering chilled with defective shape gear
Porite Corporation
The high functional design by using characteristics of powder metallurgy for high quality parts with defective shape gear and the fulfillment of mass production were evaluated.

Development of the oil pump sprocket for CVT system

Development of the oil pump sprocket for CVT system
Mitsubishi Materials PMG Corporation
The fulfillment of ex-JIS 3 class level not by using gear shape machining and the actual result to be used of high quality sintered parts for the area of CVT parts that is expanded rapidly were evaluated.