Remotely controlled door lock
US6318138A · kind A · utility
42Cited by
18References
15Claims
0Family size
Inventors
Key dates
| Filing date | Nov 15, 1999 |
| Grant date | Nov 20, 2001 |
| Priority date | — |
| Expiry date | Nov 15, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T292/1028
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A door lock which can be operated electrically, remotely, or mechanically using a lever or a key. The lock utilized a blocking bar which engages or disengages a notch in a locking latch. When the blocking bar is engaged within the notch, the latch is positioned in a strike plate of a door frame thereby locking the door. When disengaged, the latch can be retracted from the strike plate thereby allowing the door to be opened.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.