Pin retention design for a track chain
US11807320B2 · kind B2 · utility
0Cited by
28References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 13, 2020 |
| Grant date | Nov 7, 2023 |
| Priority date | — |
| Expiry date | Jul 2, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16B43/00
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A pin retention device comprises a fastener defining a longitudinal axis, a first end and a second end along the longitudinal axis, a head at the first end and a threaded portion at the second end, a tubular spacer defining a thru-hole configured to receive the fastener, and a nut defining a threaded hold configured to mate with the threaded portion of the fastener.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.