Semitrailer fifth wheel coupling pin for semitrailer and attachment arrangement
US6073952A · kind A · utility
8Cited by
6References
19Claims
0Family size
Inventor
Key dates
| Filing date | Apr 8, 1998 |
| Grant date | Jun 13, 2000 |
| Priority date | — |
| Expiry date | Apr 8, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62D53/0842
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A fifth wheel coupling pin (1) for semitrailers, for connecting a semitrailer (2) to the fifth wheel of a tractor-trailer, has a coupling portion (3) for locking into the fifth wheel in detent fashion, a support portion (4) for insertion into a receiving opening (12) of the semitrailer (2), and a securing portion (5) for securing the fifth wheel coupling pin (1) against falling axially out of the receiving opening (12). The securing portion (5) is provided with a lateral annular groove (6) for engagement of a securing body (14) of the semitrailer (2).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.