Fastener construction
US5360304A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 11, 1993 |
| Grant date | Nov 1, 1994 |
| Priority date | — |
| Expiry date | May 11, 2013 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16B41/005
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A locknut including a body having a stud receiving inner surface and an outer surface having a ridge with a shoulder and a cylindrical portion next to the shoulder, an O-ring mounted on the cylindrical portion, a shroud having a cylindrical portion which overlies the cylindrical portion of the nut and engages the O-ring on the cylindrical portion of the nut and conceals it when a shoulder on the cylindrical portion of the shroud is in engagement with the shoulder on the ridge of the nut. The cylindrical portion of the nut has an axial length which is greater than the cylindrical portion of the shroud so that the end of the nut protrudes beyond the end of the shroud when the above-mentioned shoulders are in engagement. A bolt having a head containing structure such as described above relative to the locknut.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.