Lubricant injector
US10107450B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 18, 2016 |
| Grant date | Oct 23, 2018 |
| Priority date | — |
| Expiry date | Feb 1, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16N2013/063
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The purpose of the present invention is to provide a lubricant injector that implements extrusion and pumping of a lubricant using a single power source, and that can intermittently perform the extrusion of the lubricant, the lubricant injector including: a storage unit including: a storage chamber filled with a lubricant; a piston provided in the storage chamber; a screw shaft coupled to the piston to lift and lower the piston while rotating; a following gear provided on a lower end of the screw shaft; and an elastic support member provided to elastically support the following gear; a power generation unit provided to provide a rotation driving force; and an emission unit including: a cylindrical cam rotating by operating in conjunction with the power generation unit; a driving gear provided on an upper end of the cylindrical cam; a plunger pumping the introduced lubricant; and a discharge passage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.