Patent ID: 7975890

Claim:
A switching mechanism for stapling modes of a stapler that comprises: a stapler main body, a trigger, a supporting member, a slide member, a spring, a hooking member and a torsion spring; wherein: the trigger has two sidewalls, a 1st pin and a 2nd pin provided at a bottom end of the trigger, and two symmetrical pivot holes and two symmetrical stopper recesses positioned on upper locations of its two sidewalls respectively; wherein the supporting member has pivot holes at a bottom end thereof, and a 1st protrusion at a top end thereof, wherein the pivot holes are adapted for connecting to the two symmetrical pivot holes of the trigger respectively; wherein the slide member has a sliding recess in one side for allowing the supporting member to slide against the recess, a 2nd protrusion on top, and a hook hole at a bottom end thereof; wherein the spring is connected-between the said 1st and 2nd protrusions; wherein the hooking member is connected to the said trigger by the said 2nd pin, and has a curved piece and a hook tip; wherein the torsion spring is fitted on the said hooking member.