JPH0616792Y2 - File binder fittings - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a binder metal fitting for a file, and particularly to a binder metal fitting that is extremely easy to use for a file of computer paper.

(Prior Art) As this kind of conventional binder metal fitting,
As disclosed in Japanese Patent No. 9936, a bending fixed strip having the binding rods arranged in a row at a constant interval, and a folding movable strip positioned close to the tip of the binding rod are pivoted by an axis. Wearing and coaxially, a restraining strip plate integrally provided with a projecting piece that conforms to the notch formed in the folding movable strip is attached together so that the projecting piece overlaps with the notch at the position where the projecting strip overlaps. A spring that presses on one side is wrapped around the shaft, and further, the bending movable strip is pressed in the direction approaching the binding rod, and the spring received by the projecting piece acts,
By pressing the pushing operation part provided at one end of the restraint strip, the protrusion of the restraint strip is positioned in the notch of the bent fixed strip, and the bending movable strip is opened by the spring to open the binding rod. What is made known is.

(Problems to be solved by the invention) By the way, when trying to open the binding rod of the binder metal fitting while holding the file in the hand, in the above-mentioned known example, the cover of the file to which the binder metal fitting is fixed is supported by one hand. However, the other hand had to push one end of the stopper strip in a direction parallel to the cover sheet, which made the operation extremely difficult.

Therefore, the present invention makes it extremely easy to open the upper end of the binding rod while supporting the cover of the file with one hand, and by operating the fingertip of one hand on the side supporting the cover of the file. Another object of the present invention is to provide a binder metal fitting for a file in which the upper end of the binding rod can be opened and the operability is extremely improved.

(Means for Solving the Problem) In order to achieve the above object, the binder metal fitting for a file in the present invention is a fixing plate in which a required number of binding rods (4) are erected.
The movable plate (8) is attached to (1) so as to cover or open the upper end of the binding rod (4), and the movable plate (8) is rotated with respect to the fixed plate (1). It is slidable in the direction perpendicular to the direction, and the movable plate (9) is attached between the movable plate (8) and the fixed plate (1) so that the movable plate (9) is rotated in the rotation direction to open the upper end of the binding rod. Attach a spring (16) that urges the movable plate (8) to one side in the sliding direction,
The lever (20) having the operating piece (18) and the link (19) is connected to the movable plate (8) by the link (19) to maintain the operating piece (18) in a substantially horizontal posture. By pressing downwards in a substantially straight line, the link portion (19) slides on the movable plate (8) in the direction opposite to the biasing direction of the spring (16), and is attached to the side end of the fixed plate (1). The movable plate (8) is rotatably fixed and overlaps the outer surface of the side plate part (3) of the fixed plate (1) with the movable plate (8) covering the upper end of the binding rod (4). Rotation of the lever (20) and pressing the operating piece (18) of the lever (20)
Fixed plate (1) with movable plate (8) sliding against 6)
The upper end of the binding rod of the movable plate (8) is moved by moving to the position of the notch (6) provided in the side plate (3) and entering from the notch (6) to the inner surface side of the side plate (3). The present invention is characterized in that a stopper piece (12) that allows rotation in the opening direction is provided.

(Examples) Examples will be described below with reference to the drawings. Fixed plate
(1) is the horizontal board part that is fixed to the file cover (2)
And a side plate portion (3) vertically standing at a required position on one side edge portion of the long side thereof,
(2) A required number (22 in this embodiment) of the binding rods (4) are erected in a row in parallel with the side plate portion (3), and the upper edge portion of the side plate portion (3) is also provided. The hinge bearing tubular portion (5) is formed at the required position and the cutout portion (6) is provided (see FIG. 2). The optional binding rod (4) 'in the binding rod (4) has a notch groove on the side surface near the upper end.
(7) is provided (see FIG. 8). The movable plate (8) is provided with a vertically downward connecting plate portion (9) on the side edge of one of the longitudinal pieces,
Further, the inner surface plate portion (10) is provided by folding back in parallel from the side edge portion of the other long side, and the hinge bearing tubular portion (11) is provided at a required position of the lower edge portion of the connecting plate portion (9). A stopper piece (12) is formed at the same time, and a plurality of through holes having a required length in the longitudinal direction are formed at a required position of the inner surface plate portion (10), the width being wider than the outer diameter of the binding rod (4). (13) is drilled in a straight line and its through hole (13)
In the binding rod (4) ′ having a width narrower than the outer diameter of the binding rod (4) and provided with the notch groove (7) at one end of the through hole at a predetermined position in the longitudinal direction. The engaging hole (14), which is wider than the width of the cross section of the portion sandwiched by the notch groove (7), is continuously provided with the through hole (13) (see FIGS. 6 and 7). Movable Plate (8)
The hinge bearing tube portion (11) of the connecting plate portion (9) is arranged on the same straight line as the hinge bearing tube portion (5) of the side plate portion (3) of the fixed plate (1). A common core shaft (15) is inserted through (11) and (5), the movable plate (8) is rotatable with respect to the fixed plate (1) in a direction perpendicular to its longitudinal direction, and the movable plate (8) ), There is a required clearance between the hinge bearing cylinder (11) and the hinge plate (5) of the fixed plate (1), and the movable plate (8) is
It is attached so as to be horizontally slidable in the axial direction of (15), that is, in the longitudinal direction. The core shaft (1) between the hinge bearing cylinder (11) at the required position of the movable plate (8) and the hinge bearing cylinder (5) of the fixed plate (1).
5) A coil spring (16) is attached to the movable plate.
(8) is constantly urged to one side in the axial direction of the core shaft (15), and the rod-shaped portions (17) at both ends of the coil spring (16) are the inner surface of the movable plate (8) and the side plate of the fixed plate (1). The movable plate (8) is applied to the inner surface portion of the portion (3), and the movable plate (8) is directed toward the outer side of the side plate portion (3) from the position above the base plate portion (2) of the fixed plate (1) in the rotating direction. It is biased to rotate. At one end of the side plate portion (3) of the fixed plate (1), a lever (20) in which a pressing operation piece portion (18) and a link portion (19) are connected in a substantially V shape rotates a fulcrum portion (21). It is movably fixed, and the tip of the link part (19) is connected so as to abut the side edge of the hinge bearing tube part (11) at one end of the movable plate (8) through which the core shaft (15) is inserted. Then, the operation part (18) is pushed down in a direction (direction of arrow in FIG. 2) substantially perpendicular to the file cover body to which the base plate part (2) of the fixing plate (1) is fixed, and the link part is pushed down.
The (19) pushes the movable plate (8) to slide it in the direction opposite to the biasing direction of the spring (16).
Move the movable plate (8) so that it is parallel to the base plate (2) of the fixed plate (1) so as to cover it and is naturally biased by the spring (16). The stopper piece (12) of the plate (8) overlaps with the outer surface of the side plate portion (3) next to the cutout portion (6) in the fixed plate (1) (see FIG. 2), and the binding rod (4) The upper end of the movable plate (8) is inserted into any one of the through holes (13) of the inner plate (10) and the notch groove therein.
The binding rod (4) ′ provided with (7) is positioned so that the portion sandwiched by the notch groove (7) is fitted into the locking hole (14) (see FIGS. 6 and 7). ing. Therefore, in this state, the rotation of the movable plate (8) is blocked, and the state in which the movable plate (8) covers the upper end of the binding rod (4) is maintained. In order to prevent the movable plate (8) from rotating, it is sufficient if only the stopper piece (12) is present.
The movable plate (8) is provided with a locking hole (14), and a notch groove (7) is provided at the upper end of the binding rod (4) 'so that the portion sandwiched by the notch groove (7) is locked with the locking hole (1).
It is not always necessary to have a structure that fits and engages with 4). In the present embodiment, the reason why the engaging hole (14) is intentionally to be engaged with the portion of the binding rod (4) 'which is sandwiched by the notches (7) is to consider the strength of the stopper piece (12). This is to ensure that even if the stopper piece (12) is damaged due to fatigue, the movable plate (8) can be prevented from rotating without hindrance. If the stopper pieces (12) are provided not only at one place but at a plurality of places, the stopper pieces (12)
In that case, it is not necessary to provide the locking hole (14) of the movable plate (8) or the notch groove (7) of the binding rod (4) 'in this case. Next, the movable plate (8) is compressed in the axial direction of the core shaft (15) by a required stroke to compress the spring (16) by a required stroke by pushing down the operation piece (18) of the lever (20) with a finger or the like. When it is slid, the stopper piece (12) of the movable plate (8) moves to the notch (6) of the side plate (3) and the binding rod
The part sandwiched by the notch groove (7) of (4) ′ is dimensioned so as to escape from the locking hole (14), and accordingly, when doing so, the movable plate (8) causes the spring ( By the force of the rod portion (17) of 16), it rotates outward and stands up, and the upper end of the binding rod (4) is opened (see FIG. 5). At that time, from the notch (6) to the side plate
The side edge (12a) of the stopper piece (12) fitted into the inner surface side of (3) intersects with the side edge (6a) of the notch (6), and the movable plate (8) slides in the spring (16a) position. ) Is kept compressed. In this state, the computer paper is removed and inserted, and when the work is completed, the movable plate (8) is pushed and rotated inward so that it is parallel to the base plate portion (2) of the fixed plate (1) again. By the operation of this movable plate (8), the stopper piece (12)
The crossed state of the side edge (12a) of the notch and the side edge (6a) of the notch (6) is eliminated, the movable plate (8) slides back in the opposite direction due to the restoring force of the spring (16), and the stopper piece is again returned. (12) is the side plate
The part of the movable plate (8) that overlaps with the outside of (3) and is sandwiched by the notch groove (7) of the binding rod (4) 'is fitted into the locking hole (14) of the movable plate (8). ) Is prevented from rotating, and the state in which the upper end of the binding rod (4) is covered is maintained.

(Operation and effect) The present invention is as described above, and the movable plate that covers the upper end of the binding rod is slidable with respect to the fixed plate, and the slide causes the movable plate to open the upper end of the binding rod. Since it is designed to rotate at the same time so that the operation piece of the lever installed at the side end of the fixed plate is pressed down, the cover body of the file is supported with one hand and the cover body of the file is also supported. The upper end of the binding rod can be easily opened even by the operation of the fingertip of one hand supporting the side, and there is an effect that the operability is extremely improved.

[Brief description of drawings]

1 is a front view, FIG. 2 is a rear view, and FIG. 3 is a left side view.
FIG. 4 is a sectional view taken along the line AA in FIG. 2, and FIG.
Sectional drawing in the state which the upper end of the binding rod opened in the BB line position of a figure, FIG. 6 is the sectional view which followed the CC line in FIG. 4, FIG. 7 is the principal part enlarged view of FIG. FIG. 8 is a perspective view of the upper end portion of the binding rod provided with a notch groove. (1) …… Fixing plate, (3) …… Side plate part, (4) (4) ′ …… Binding rod,
(6) …… notch part, (7) …… notch groove, (8) …… movable plate, (12)
…… Stopper piece, (13) …… Through hole, (14) …… Locking hole, (1
6) …… Spring, (18) …… Operating piece, (19) …… Link, (20) …… Lever.

Claims (1)

[Scope of utility model registration request] 1. A movable plate (8) which is rotatable in a direction to cover or open the upper end of the binding rod (4) with respect to a fixed plate (1) in which a required number of binding rods (4) are erected. Attach the movable plate (8) to the fixed plate
With respect to (1), it is slidable in the direction perpendicular to the rotation direction,
A movable plate is provided between the movable plate (8) and the fixed plate (1) in the rotating direction.
Attach a spring (16) that urges (9) to rotate so as to open the upper end of the binding rod (4) and to move the movable plate (8) to one side in the sliding direction. An operation piece portion (18) for maintaining a substantially horizontal posture by connecting the lever (20) having the operation piece portion (18) and the link portion (19) to the movable plate (8) by the link portion (19). By pressing down on the movable plate in a substantially straight line, the link part (19) springs the movable plate (8).
Fix plate so that it slides in the direction opposite to the biasing direction of (16).
It is rotatably attached to the side end of (1) and the binding plate is attached to the movable plate (8).
With the upper end of (4) covered, the movable plate (8) is prevented from rotating by overlapping the outer surface of the side plate part (3) of the fixed plate (1) and the operation piece part (18) of the lever (20) is ) And press the spring (16)
While the movable plate (8) is slid against the side of the fixed plate (1), the movable plate (8) is moved to the position of the cutout (6) provided in the side plate (3) of the fixed plate (1), and the side plate (6) moves from the cutout (6). A binder metal fitting for a file, characterized in that a stopper piece (12) is provided which allows the movable plate (8) to rotate in a direction in which the upper end of the binding rod is opened by entering the inside surface of (3).