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US 8,011,271 B2Granted
Fracture split-type connecting rod, internal combustion engine, transportation apparatus, and production method for fracture split-type connecting rod
AssigneeYamaha Hatsudoki Kabushiki Kaisha
InventorsTsuyoshi Kubota, Hiroshi Yamagata
Life of this patent
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Abstract
A connecting rod is a fracture split-type connecting rod made of an α+β type titanium alloy, including a rod main body and a big end provided at an end of the rod main body, the big end being fracture-split. The structure of the rod main body is an equiaxed α structure, and the structure of fractured surfaces of the big end is an acicular α structure.
Claims5
A fracture split connecting rod made of an α+β titanium alloy, comprising:
- a rod main body;
- and
- a big end provided at an end of the rod main body;
- wherein
- the big end is fracture split;
- the rod main body has an equiaxed α structure;
- and
- fractured surfaces of the big end have an acicular α structure.
5 more elements
Dependencies are inferred from the claim text.