Oil drain plug apparatus
US11486279B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 11, 2021 |
| Grant date | Nov 1, 2022 |
| Priority date | — |
| Expiry date | Jan 11, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01M2011/0416
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Disclosed is an oil drain plug apparatus, wherein the oil drain plug apparatus is mounted on an automobile component containing a fluid including oil, and the oil drain plug apparatus includes a mounting portion provided on the automobile component and having a fastening hole penetrating the mounting portion; a plug portion configured to be inserted into the fastening hole and mounted on the mounting portion; and a sealing portion for sealing a gap between the mounting portion and the plug portion, wherein the sealing portion is mounted on the mounting portion while being coupled to the plug portion, wherein the plug portion includes a plug configured to be inserted into the automobile component through the fastening hole when coupled to the mounting portion; and a cap extending from the plug so as to be exposed to the outside of the automobile component through the fastening hole when coupled to the mounting portion, and the plug portion is rotated after being inserted into the fastening hole, and is fixed to the mounting portion, wherein one or more interference blades configured to protrude from the outer circumferential surface of the cap and bend toward the plug are formed on …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.