Model 1911 type firearm safety lock
US7832135B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 14, 2008 |
| Grant date | Nov 16, 2010 |
| Priority date | — |
| Expiry date | May 16, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49716
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A firearm safety lock for an automatic pistol such as the Model 1911 firearm is disclosed. The safety lock includes a means of arresting the operation of the main trigger or hammer spring in the pistol grip of the firearm to prevent movement of the hammer, thereby locking the gun in a safe condition. A means and a method is disclosed for locking a pistol in a sale condition by arresting the movement of the hammer spring buffer through insertion of a locking shaft through the pistol grip housing which can be keyed to prevent unauthorized removal of the locking shaft. The disclosed invention may be used on newly manufactured firearms or provides a method to easily convert an existing firearm without permanent modification or damage to the firearm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.