| 摘要 |
A binding device (10) is provided which can be performed opening/closing of binding rings smoothly; comprising a plurality of openable/closable binding rings (12, 14), a holding member (16), an operating member (18), and an opening/closing member (40); the operating member comprises a pair of operating pieces (30, 32); base portions of one and the other of the binding rings are secured to the operating pieces respectively; the binding device has a button member (80) in the vicinity of one and/or the other end portion of the operating member; the button member has a first and a second arm portion (800, 820) for moving the one of the operating pieces; and the first and second arm portions are respectively configured to move the operating piece (30) to the first arm portion and to move the operating piece (32) to the opposite side to the second arm portion. |
| 主权项 |
1. A binding device comprising:
a plurality of openable/closable binding rings; a holding member having a length which allows the binding rings to be disposed with a spacing therebetween; an operating member having a surface on which the binding rings are secured in parallel with a spacing therebetween, the operating member being secured inside the holding member such that the binding rings are secured to the holding member; and an opening/closing member biasing the binding rings in an opening direction, wherein the operating member comprises a pair of operating pieces, wherein a base portion of one of the binding rings is secured to one of the operating pieces and a base portion of the other of the binding rings is secured to the other of the operating pieces, wherein, when the binding rings are closed, at a position away from an inner face of the holding member, the operating pieces are held in a state in which abutting edges thereof abut against each other, wherein, when the binding rings are opened, the operating pieces are secured to the holding member so as to be held in a manner such as to be directed approaching the inner surface of the holding member, wherein the binding device has a button member in the vicinity of one end portion and/or the other end portion of the operating member, wherein the button member has a first arm portion and a second arm portion for moving the one of the operating pieces and the other of operating pieces in directions opposed to each other so as actuate the operating member in a direction in which the binding rings are arranged in parallel, and wherein the first arm portion is configured to move the one of the operating pieces to the first arm portion side and the second arm portion is configured to move the other of the operating pieces to the opposite side to the second arm portion. |
