Multiple door locking control
US8376415B2 · kind B2 · utility
11Cited by
17References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 16, 2008 |
| Grant date | Feb 19, 2013 |
| Priority date | — |
| Expiry date | Aug 30, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T292/0856
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The method of controlling unlocking of one or both side by side doors, that include providing two rotary input devices; providing a first mechanism responsive to rotation of one of the devices, to unlock one of the doors; providing a second mechanism responsive to rotation of the other of the devices to unlock both of the doors, the second mechanism operatively coupled to the first mechanism, to activate the first mechanism after predetermined rotation of the other device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.