Blade lock and release mechanisms for utility knives
US8567069B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 9, 2010 |
| Grant date | Oct 29, 2013 |
| Priority date | — |
| Expiry date | Jul 11, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB26B1/02
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A folding utility knife with a blade lock and release mechanism is provided, and the knife comprises: a handle pivotally connected to a blade holding compartment, the handle comprising at least two side walls forming a space, the space of the handle is designed to encase at least a portion of the blade holding compartment during a folded position, the blade holding compartment comprising at least one side wall having at least two internal cavities, the first cavity for holding a blade with at least two indentations, at least a portion of the blade holding compartment designed to be situated within the space of the handle during a folded position, the blade holding compartment comprises a front end, a rear end and a faceplate for covering the internal cavities, the front end of the blade compartment holder and at least a portion of the faceplate forming an opening at the front end of the blade holding compartment which allows a portion of the blade to protrude from the blade holding compartment; and a blade lock and release device comprising a moveable arm having front and rear portions, and the rear portion of the arm is pivotally attached adjacent to the rear end of the blade hold…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.