Crankshaft having balance weight
US10167924B2 · kind B2 · utility
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Key dates
| Filing date | Oct 25, 2016 |
| Grant date | Jan 1, 2019 |
| Priority date | — |
| Expiry date | Feb 28, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02B2075/1808
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A crankshaft having a balance weight, the crankshaft a crank pin eccentric to a rotation axis of the crankshaft, a connecting rod connecting the crank pin and a piston, and a balance weight disposed to be opposite to the crank pin in the crankshaft, wherein the balance weight has radius which is a distance between the rotation axis of a crankshaft and an exterior circumferential surface of the balance weight, and wherein the radius of the balance weight is formed differently depending on a rotation direction of the balance weight.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.