Elbow lock mechanism
US4636221A · kind A · utility
4Cited by
2References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 12, 1985 |
| Grant date | Jan 13, 1987 |
| Priority date | — |
| Expiry date | Mar 12, 2005 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2220/0025
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The invention concerns an elbow lock mechanism for use in artificial arms, comprising a locking bolt which is mounted for axial movement on a carriage which is movable by electric drive means between two positions, there being a spring on the carriage which urges the bolt into its locking position when the carriage is in one position and which urges the bolt into an unlocking position when the carriage is in the other position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.