Patent ID: 7134800
Filing Date: 2006-11-14
Classification: B42F

Abstract:
1. A loose-leaf binder comprising a first base plate and a second base plate abutting against each other on their inner sides and each having a plurality of semicircular binder rings capable of abutting against each other, an elastic sheath for restraining outer edges of both the base plates to permit the binder rings to be opened and closed by elastic upward and downward movements of both the base plates, a second actuating member extending obliquely upwards from one end of the second base plate toward the first base plate and having at the upper end a second finger hooking portion, a first actuating member extending obliquely upwards from one end of the first base plate and intersecting the second actuating member, and a locking member interposed between the first actuating member and the second actuating member to lock the first and second actuating members when the binder rings are closed, wherein the locking member is a member integrally comprising a pivoted portion pivotally mounted in the first actuating member (