Patent ID: 8347554

Claim:
A hinge comprising: a plurality of one-side hinge plate portions at one side of the hinge; a plurality of opposing-side hinge plate portions provided at the opposing side of the hinge and supported by the one-side hinge plate portions so as to be freely openable and closable; and an open-angle limiting mechanism provided so as to bridge the opposing-side hinge plate portions to the one-side hinge plate portions and stop opening movement of the opposing-side hinge plate portions at a specific angle with respect to the one-side hinge plate portions; wherein: the open-angle limiting mechanism includes: mounting plate portions respectively provided at the one-side hinge plate portions as an integral body therewith, a plurality of guide members respectively provided at the mounting plate portions, a plurality of lock members that are shorter than the guide members and respectively provided in proximity to the guide members, a plurality of bracket portions respectively provided at the opposing-side hinge plate portions as an integral body therewith and having shaft holes, a rod rotatably inserted through the shaft holes of the bracket portions in such a manner as to be capable of sliding in the axial direction, and a plurality of hold-stay members integrally connected to the rod; and each one of the plurality of hold-stay members includes: a fitting portion adapted to fit to each respective guide member and, in this state, slide as a result of opening or closing operation of the opposing-side hinge plate portions with respect to the one-side hinge plate, and a catching portion that is adapted to engage with or disengage from each respective lock member as a result of axial movement of the rod when the opposing-side hinge plate portions are at a maximum-open position with respect to the one-side hinge plate portions.