Plug for upper coupler of trailer
US11090993B2 · kind B2 · utility
0Cited by
5References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 9, 2020 |
| Grant date | Aug 17, 2021 |
| Priority date | — |
| Expiry date | Jan 9, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60D1/015
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A plug for insertion into a through hole of a king pin coupler plate of a trailer includes a body defining an axial direction and having an outer surface defining a perimeter with a distance around the perimeter. A plurality of pliable ears extend from the outer surface. The ears are each individually aligned in the axial direction. The ears each have a width that is less than ten percent of the distance around the perimeter of the outer surface of the body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.