#SUMITOMO METAL IND [JP]

NEGATIVE ELECTRODE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF

The present invention provides a negative electrode material for a nonaqueous electrolyte secondary battery which can improve the cycle properties of a lithium ion secondary battery and a method for m…

DRIVE·Oct 31·1 min read

B22F9/04 SUMITOMO METAL IND [JP]

EDDY-CURRENT BRAKE

Since a speed reducer includes: a brake disk that is fixed to a rotation shaft of a vehicle; permanent magnets that are disposed not only oppositely relative to a principal surface of the brake disk b…

DRIVE·Sep 5·2 min read

B60K17/00 SUMITOMO METAL IND [JP]

STEEL PIPE FOR AIR BAG AND PROCESS FOR PRODUCING SAME

A steel tube for an airbag which has a low alloy cost and a strength of at least 1000 MPa and vTrs100 of -80° C or below and a process for its manufacture which can minimize the number of times that s…

DRIVE·Aug 8·2 min read

B60R21/26 SUMITOMO METAL IND [JP]

Vehicle body reinforcing member

Using as a vehicle body reinforcing member a bent tube with mixed bends of inward and outward projection makes it possible, during a vehicle body collision, to absorb more energy than and exhibit bett…

DRIVE·Mar 28·1 min read

B21D7/08 SUMITOMO METAL IND [JP]

MIXED CARBON MATERIAL AND NEGATIVE ELECTRODE FOR NONAQUEOUS SECONDARY BATTERY

The present invention provides a mixed carbon material which comprises carbon material A and carbon material B and which is a carbon material suitable for a negative electrode material which can provi…

DRIVE·Feb 8·2 min read

C01B32/05 SUMITOMO METAL IND [JP]

Vehicle body reinforcing member

Using as a vehicle body reinforcing member any one of a bent tube with a partial bend of radius R, a tube with a plurality of portions that are bent at radius R, and a bent tube with mixed bends of in…

DRIVE·Nov 23·2 min read

B21D7/08 SUMITOMO METAL IND [JP]

ARM BLANK AND METHOD OF MANUFACTURING SAME

An arm material for an upper arm or a lower arm is provided which constitutes a double wishbone suspension or the like of an automobile and which has a flat, hollow, closed cross-sectional shape and e…

DRIVE·Jul 20·1 min read

B21D53/88 SUMITOMO METAL IND [JP]

SHEET STAINLESS STEEL FOR SEPARATORS IN SOLID POLYMER FUEL CELLS, AND SOLID POLYMER FUEL CELLS USING THE SAME

A stainless steel member for a separator of a solid polymer fuel cell which has excellent cell properties with little deterioration in performance over long periods of operation without worsening of t…

DRIVE·Jul 13·1 min read

C22C38/40 SUMITOMO METAL IND [JP]

STAINLESS STEEL MATERIAL FOR SEPARATOR OF SOLID POLYMER FUEL CELL AND SOLID POLYMER FUEL CELL USING THE SAME

A stainless steel member comprising a stainless steel base metal; an oxide film located on the surface of the stainless steel base metal; an electroconductive layer located on the surface of the oxide…

DRIVE·Mar 30·1 min read

C21D6/002 SUMITOMO METAL IND [JP]

STEEL PIPE FOR AIRBAG SYSTEM AND METHOD FOR ITS MANUFACTURE

A high strength steel pipe for an airbag system has a steel composition comprising C: 0.05 - 0.20 %, Si: 0.1 - 1.0 %, P: at most 0.025 %, S: at most 0.010 %, Cr: 0.05 - 1.0 %, Al: at most 0.10 %, at l…

DRIVE·Mar 22·2 min read

B60R21/26 SUMITOMO METAL IND [JP]

STAINLESS STEEL PRODUCT CONTAINING B AND METHOD FOR PRODUCTION THEREOF

A stainless steel slab containing B, wherein a protecting material is joined onto at least two faces across the bloom from each other in a stainless steel bloom containing B of 0.3 - 2.5 mass %, being…

DRIVE·Jun 29·1 min read

B21B3/02 SUMITOMO METAL IND [JP]

HIGH STRENGTH STEEL TUBE FOR AIR BAG AND METHOD FOR PRODUCTION THEREOF

In order to manufacture a steel pipe for an air bag which can cope with increase in the pressure of gas blown into an air bag and decreases in the wall thickness of an accumulator, a steel having a co…

DRIVE·Jan 2·2 min read

C21D8/10 SUMITOMO METAL IND [JP]