| 摘要 |
A switch actuation device for turning on and off a switch in accordance with one of movement and rotation of at least two movable members. The switch actuation device comprises a first shaft, a supporting member swingably or rotatably disposed around the first shaft in response to movement or rotation of a first one of the at least two movable members, a second shaft disposed in the supporting member. A swingable lever is supported by the second shaft with its both ends being swingable, one of said both ends including a switch actuation section activating the switch. The swingable lever swings around the second shaft in response to movement or rotation of a second one of the at least two movable members. The switch actuation section of the swingable lever activates the switch when the supporting member and the swingable lever swing at the same time in response to the movement or the rotation of the first and second one of the at least two movable members, respectively. The switch actuation section of the swingable lever includes a cam.
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