Tappet assembly for use in a high-pressure fuel system of an internal combustion engine
US11111893B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 9, 2020 |
| Grant date | Sep 7, 2021 |
| Priority date | — |
| Expiry date | Jun 14, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H53/06
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A tappet assembly for use in translating force between a camshaft lobe and a fuel pump assembly via reciprocal movement within a tappet cylinder having a guide slot. The tappet assembly comprises a tappet body having a shelf and defining a pair of apertures, and a follower assembly. The follower assembly has a shaft, a first bearing and a second bearing, each supported on the shaft for engaging the camshaft lobe. A beam is further supported on the shaft between the first and second bearings and has a platform for engaging the fuel pump assembly. The shaft is disposed in the pair of apertures of the tappet body and the beam is arranged in the tappet body and engaged with the shelf.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.