Switchable finger lever
US8434440B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 28, 2010 |
| Grant date | May 7, 2013 |
| Priority date | — |
| Expiry date | Apr 28, 2031 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01L13/0021
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A switchable finger lever for a valve train of an internal combustion engine, said finger lever comprising an inner lever comprising on an underside on one end, a support for a gas exchange valve and on another end, a contact surface for a head of a support element, said inner lever being flanked by outer arms which are articulated for pivoting relative to the inner lever on a side of the one end, at least each of said outer arms comprising on an upper side, a cam contacting surface, said inner lever comprising directly next to the contact surface a coupling device for an optional connection of the outer arms to the inner lever, said coupling device comprising a cross-bore in which two coupling slides are arranged diametrically opposite each other, which coupling slides for effecting coupling engage partially in or under an entraining surface arranged on the respective outer arm ending in this region, and the at least one restoring spring being likewise arranged in the region of the another end while being clamped between the inner lever and the outer arms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.