Patent ID: 9343246
Filing Date: 2016-05-17
CPC Classification: H01H

Claim Text:
1. A trigger switch comprising: a switch mechanism; a case having an end side with a shaft hole formed therein and a switch chamber in which the switch mechanism is arranged; a plunger inserted into the shaft hole so as to be freely slidable, the plunger having a distal end and a proximal end, the proximal end being coupled to the switch mechanism; and a trigger having a plunger engaging portion engaged with the distal end of the plunger, whereby the trigger switch is operated by moving the switch mechanism via the plunger, wherein the trigger switch includes an air pressure stabilizing mechanism configured to cancel an air compressing action in an interior of the switch chamber caused by the switch mechanism moving in the interior of the switch chamber, wherein the air pressure stabilizing mechanism includes: a discharge port formed in the plunger engaging portion of the trigger, the discharge port communicating with the communication hole to release air outside from the communication hole, and wherein the switch mechanism is biased toward the end side of the case with the shaft hole.