Coupling device
US5156430A · kind A · utility
16Cited by
10References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 19, 1991 |
| Grant date | Oct 20, 1992 |
| Priority date | — |
| Expiry date | Dec 19, 2011 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16B45/051
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A coupling device comprises a shaft member having a coupling ring pivotably mounted thereon, a hook, a cylindrical casing and a compression spring. The coupling ring is pivotable into a horizontal position in which the hook, the casing and the spring are removable from the shaft member and into a vertical position in which the hook is rotatable with the casing relative to the coupling ring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.