Lock for bi-fold doors and the like
US4903747A · kind A · utility
2Cited by
5References
3Claims
0Family size
Inventor
Key dates
| Filing date | Jul 28, 1989 |
| Grant date | Feb 27, 1990 |
| Priority date | — |
| Expiry date | Jul 28, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T292/68
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A pair of bi-fold assemblies includes a lock for securing the assemblies in a closed position. The lock includes a latch bolt mounted on a panel of a first assembly, and a base plate of a second assembly includes an extending portion with an opening to receive the latch bolt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.