Kyodo Yushi Co., Ltd.

Nabtesco Corporation

Denso Corpora Tion

Ryosuke Ichimura

Ko Tanimura

Ryosuke Saito

Hongyou Wang

Takahide Kumagai

Junichi Imai

Yutaka Imai

Masashi Tobayama

Tomonobu Komoriya

Kyoji Inukai

Shozo Ikejima

Yasuyuki Hattori

Iwaki Hirooka

Makoto Hayama

Kazuki Isa

Hiromasa Tanaka

Satoshi Nouyama

Yusuke Asada

Toshizo Watanabe

A lubricant composition comprises a base oil and at least one of carbon nanotubes with a diameter of 0.4 to 9.0 nm in an amount of 0.001 to 0.08% by mass relative to a total mass of the composition, and the composition has a consistency of 200 to 440.

Lubricant composition comprising carbon nanotubes

The invention provides a lubricant composition for an eccentric oscillating planetary gear type speed reducer comprising the following components (a) to (d): (a) a base oil containing a synthetic oil; (b) at least one calcium salt selected from the group consisting of calcium salts of petroleum sulfonic acids, calcium salts of alkyl aromatic sulfonic acids, calcium salts of salicylates, calcium salts of phenates, calcium salts of oxidized waxes, overbased calcium salts of petroleum sulfonic acids, overbased calcium salts of alkyl aromatic sulfonic acids, overbased calcium salts of salicylates, overbased calcium salts of phenates, and overbased calcium salts of oxidized waxes; (c) an antioxidant; and (d) a glycerin fatty acid ester.

Lubricant composition for a speed reducer, and speed reducer

The invention provides a lubricant composition for an eccentrically oscillating speed reducer of planetary gear type, which is capable of extending the life of the speed reducer under high temperatures and keeping low input torque at low temperatures, and includes (a) a base oil containing a synthetic oil, (b) a hydrocarbon wax, and (c) at least one calcium salt selected from the group consisting of a calcium salt of petroleum sulfonic acid, a calcium salt of alkyl aromatic sulfonic acid, a calcium salt of oxidized wax, an overbasic calcium salt of petroleum sulfonic acid, an overbasic calcium salt of alkyl aromatic sulfonic acid, and an overbasic calcium salt of oxidized wax.

Lubricant composition for speed reducer and speed reducer

Provided is a grease composition for a magnet clutch of an automobile, including: a base oil; and a thickener, wherein the composition contains 5% by mass or more of a sulfur content in terms of sulfur element relative to a total mass of the composition.

Grease composition

Growing community of inventors

Kawasaki, Japan

Ryosuke Ichimura