Patent ID: 7314154
Filing Date: 2008-01-01
Classification: B25C

Abstract:
1. A shift lever switching mechanism for a trigger of a nailer, said trigger being comprised of a trigger body, a pin joint end, a trigger end and a motion tab, said switching mechanism being mounted on said trigger body and comprising: at least one guide groove, being mounted between said pin joint end and said trigger end and passing laterally through said trigger, said guide groove having a first positioning section and a second positioning section arranged at intervals onto preset locations of said guide groove; and a shift lever, being mounted within said guide groove and being linked to one end of said motion tab, said shift lever having a control button and a blocker separately placed at two ends of said shift lever, said control button having a container with a flexible locator, said flexible locator having a flexible snapper, said shift lever being limited by said blocker at one end of said guide groove, wherein said control button shifts between the first and second positioning sections along with said motion tab, said flexible snapper snapping with said first positioning section when said control button shifts to said first position and snapping with said second positioning section when said control button shifts to said second position.