JP2000313187A - Sheet holder - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a sheet holder which enables easy extraction of a sheet therefrom without impairment the sheet and can hold sheets in small to large numbers. SOLUTION: This sheet holder holds the upper end edge of a sheet 50 in a state wherein the lower end edge thereof is made free, and it is composed of a lower frame 6, an upper frame 5 and a leaf spring 8. The lower frame 6 has a sheet support surface 9 supporting the lower side of the upper end edge of the sheet 50, on the upper side of the front end edge thereof, and a tube shaft part 14 is formed integrally along the rear end edge thereof. The upper frame 5 has a sheet holding part 17 holding the sheet 50 with the sheet support surface 9 of the lower frame 6 between, on the lower side of the front end edge thereof, and a bearing part 16 supporting the tube shaft part 14 rotatably is formed integrally along the rear end edge thereof. The leaf spring 8 is engaged with the upper side of the rear end edge of the lower frame 6 at one end and with the lower side of the front end edge of the upper frame 5 at the other.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sheet holder for holding the upper edge of a sheet with the lower edge of the sheet opened.

[0002]

2. Description of the Related Art Conventionally, as this kind of sheet holder,
The configuration shown in FIG. 7 has been proposed. The illustrated sheet holder 51 is formed by integrally forming a thin plate-shaped base plate portion 60 that supports the lower surface of the upper edge of the sheet 50 and a cover portion 70 that covers the upper end portion of the sheet 50. The openings at both ends are closed by end plate members 65.

As shown in FIG. 8, a plurality of tubular bodies 72 are accommodated in series in a space between the cover 70 and the base plate 60. The cover portion 70 is inclined forward and low, and an insertion port 63 having an opening width through which the tubular body 72 does not come out is formed between the front end edge 77 and the base plate portion 60.

The sheet 50 inserted from the insertion slot 63
Is pushed up the cylindrical body 72, enters the gap between the cylindrical body 72 and the base plate portion 60, and is pinched. When the user pulls the lower end edge of the sheet 50, the tubular body 72 is pulled by the sheet 50 and moves toward the insertion port 63, and is pressed against the base plate part 60 by hitting the inclined inner surface of the cover part 70. The sheet 50 is held with a strong holding force.

When extracting the sheet 50 from the sheet holder 51, prior to pulling the sheet 50,
As shown by a dashed line in FIG. 9, the sheet 50 is lifted upward. Thereby, the tubular body 72 is guided to the back, and the holding force of the sheet 50 by the tubular body 72 is weakened, so that the sheet 50 can be easily removed.

[0006]

In the case of the above-described sheet holder 51, when the sheet 50 is extracted,
The sheet 50 may be pulled as it is without lifting the zero. As a result, there is a problem that the holding force of the sheet 50 is further increased and the sheet 50 is damaged. Also,
The opening width of the insertion port 63 is fixed, and the gap generated between the tubular body 72 and the base plate section 60 is limited by the shape of the cover section 70, so that the number of sheets 50 to be held is limited. Therefore, it is necessary to prepare a plurality of types of sheet holders designed according to the number of sheets to be held.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and provides a sheet holder capable of easily extracting a sheet without damaging the sheet and holding a small number to a large number of sheets. Aim.

[0008]

SUMMARY OF THE INVENTION According to the present invention, there is provided a sheet holder for holding an upper edge of a sheet with a lower edge of the sheet released, wherein a sheet supporting surface for supporting a lower surface of the upper edge of the sheet on an upper surface of a front edge. A lower frame having a cylindrical shaft integrally formed along the rear edge, and a sheet holding portion for holding a sheet between a sheet supporting surface of the lower frame on a lower surface of the front edge, and a rear end. An upper frame integrally formed with a bearing portion rotatably supporting the cylindrical shaft portion along the edge, one end of the upper frame being locked to the upper surface of a rear edge of the lower frame, and the other end being a front edge of the upper frame; And a leaf spring locked to the lower surface of the first member.

[0009] In the invention according to claim 2, the lower frame has a fixture for fixing the lower frame to a wall surface.

[0010] In the third aspect of the present invention, the lower frame includes an elastic body attached to the seat supporting surface.

[0011]

When the upper frame is opened against the spring pressure acting in the direction to close the upper frame, the direction of the spring pressure switches to the direction in which the upper frame is opened, and the open state of the upper frame is maintained. In this open state, after placing the upper edge of the sheet on the sheet supporting surface of the lower frame and closing the upper frame against the spring pressure, the direction of the spring pressure is switched to the direction to close the upper frame, and the upper frame is closed. Is pressed against the sheet support surface of the lower frame to hold the sheet.

[0012] In the seat holder according to the second aspect of the present invention, the seat holder is fixed to the wall surface by using a fixing tool attached to the lower frame.

In the seat holder according to the third aspect of the present invention, when the upper frame is closed, the sheet pressing portion of the upper frame is pressed against the elastic member on the sheet support surface by spring pressure, and the sheet pressing portion, the elastic member and The sheet is pinched between.

[0014]

1 and 2 show the appearance of a sheet holder according to an embodiment of the present invention. FIG. 3 shows the structure of the sheet holder. The seat holder in the illustrated example is 1
Used for holding or displaying a sheet 50 or a bundle of a large number of sheets for display or display. The holder main body 1, end plate members 7, 7 attached to both end surfaces of the holder main body 1, and a sheet holder. And a fixture 2 for attaching the device to a wall or the like.

The holder body 1 comprises an upper frame 5 and a lower frame 6 formed by cutting a drawn aluminum material into a predetermined length. The upper surface of the lower frame 6 constitutes a sheet supporting surface 9 for supporting the lower surface of the upper edge of the sheet 50. The sheet supporting surface 9 has a mounting groove 10 for attaching an elastic body 20 to be described later, and end plate members at both ends. The screw groove 11 used for screwing 7 is formed in parallel with the entire length.
On the upper surface of the rear edge of the lower frame 6, a rising portion 2 extending over the entire length is provided.
2 is integrally formed, a cylindrical shaft portion 14 fitted to the bearing portion 16 of the upper frame 5 is fixed to a rear surface of the rising portion 22, and one end edge of the leaf spring 8 is locked to an upper end of the rising portion 22. Locking portions 15 each having a groove are formed integrally. On the lower surface of the lower frame 6, an engagement groove 12 in which a hanging metal 2A as the fixing tool 2 is slidably engaged, and a fitting groove 13 in which a permanent magnet plate 2B as the fixing tool 2 is fitted. Each is formed over the entire length.

The upper frame 5 has a cylindrical shaft portion 1 of a lower frame 6 at a rear end edge.
4 and a bearing portion 16 to be fitted with the sheet 5 at the front edge.
A downward sheet holding portion 17 for holding 0 from above is formed over the entire length. A locking portion 18 having a groove for locking the other edge of the leaf spring 8 is formed inside the front edge of the sheet pressing portion 17. The leaf spring 8 is stretched between the upper frame 5 and the lower frame 6 in a curved state. In this embodiment, one is arranged at the center of the length, but it is also possible to arrange at a plurality of places to increase the spring pressure. Upper frame 5
Is rotatable around a fitting portion between the bearing portion 16 and the cylindrical shaft portion 14 of the lower frame 6 as a fulcrum. In a state in which the upper frame 5 is closed (a state shown by a solid line in FIG. 3), the spring pressure of the leaf spring 8 acts in a direction to close the upper frame 5, so that the sheet pressing portion 17 moves the sheet supporting surface 9 And the sheet 50 is held. When the upper frame 5 is pushed open against the spring pressure of the leaf spring 8 (the state shown by a dashed line in FIG. 3), the spring pressure of the leaf spring 8 switches in the direction to open the upper frame 5, and 5 is kept open.

The elastic body 20 attached to the attachment groove 10 of the lower frame 6 is made of rubber or the like, and has the same length as the lower frame 6. In this elastic body 20, a hollow portion 20a having a cushioning property and a convex portion 20b protruding from a flat surface of the hollow portion 20a are integrally formed. The convex portion 20b is engaged with the mounting groove 10 of the lower frame 6, whereby the hollow portion 20a is fixed on the seat supporting surface 9 of the lower frame 6. When the upper frame 5 is closed, the sheet pressing portion 17 of the upper frame 5 comes into contact with the upper surface of the hollow portion 20a.

As shown in FIG. 4, each of the end plate members 7 is formed in the same shape as the end surface of the holder main body 1 with the upper frame 5 closed. Each end plate member 7 has a lower frame 6
A screw hole 21 is provided at a position corresponding to the screw groove 11. By inserting a set screw 25 into the screw hole 21 and screwing it into the screw groove 11 of the lower frame 6, the end plate member 7 is fixed to the end face of the holder body 1.

In the present embodiment, the fixture 2 includes two suspension fittings 2A, 2A and two permanent magnet plates 2B, 2B. As shown in FIG. 5, each of the hanging fittings 2 </ b> A is formed by integrally forming an engaging piece 31 projecting over the entire width at one edge of one surface of a rectangular substrate 30.
The engagement piece 31 includes a neck 32 having a small width and the neck 3
The retaining portion 33 has a width larger than 2 and both side edges of the retaining portion 33 project laterally.

On the surface of the substrate 30, a holder body 1 is provided.
In order to hang and fix to a wall surface, a hole 34 is formed to be hooked on a head 41 of a screw 40 screwed to the wall surface. The illustrated hole 34 has a first hole 35 having a size into which the head 41 of the screw 40 can be inserted and removed, and two second holes having a size into which the head 41 of the screw 40 can be engaged and disengaged. The parts 36, 36 are formed in series. In the hole 34, the holder body 1
Of course, it is also possible to tie or insert a suspending string for suspending and fixing to the wall surface.

As shown in FIG. 6, the engagement groove 12 of the lower frame 6 has a rectangular cross section, and has an inward opening edge 5.
Due to the presence of 1, 51, the engaging piece 31 of the hanging fitting 2A engaged with the engaging groove 12 is prevented from coming out of the engaging groove 12. In this embodiment, before the end plate member 7 is attached to the holder main body 1, the two suspension fittings 2A are engaged with the engagement groove 12, but a part of the engagement groove 12 is cut out to open the opening. If provided, the hanging fitting 2A can be configured to be detachable.

Each of the permanent magnet plates 2B is a flat plate having a width and a thickness corresponding to the fitting groove 13 of the lower frame 6, as shown in FIG. Have been. Each of the permanent magnet plates 2B is fitted to both ends of the fitting groove 13 so as to be brought close to each other, and is attached with an adhesive. In this embodiment, the hanging fixture 2A and the permanent magnet plate 2B are provided as the fixture 2 to the wall surface so as to be able to be fixed by magnetic attraction and fixed by hanging, but only one of them is provided. May be provided, or a fixing tool 2 of another fixing method may be provided.

When the sheet 50 is held by the sheet holder having the above structure and fixed to the wall surface, the upper edge of the sheet 50 is positioned on the lower frame elastic body 20 with the upper frame 5 opened, and then the upper frame 5 is fixed. Close. As a result, the upper edge of the sheet 50 is pressed by the sheet pressing portion 17 of the upper frame 5 in the direction of the lower frame 6 by spring pressure, and is sandwiched between the sheet 20 and the elastic body 20. Next, each hanging metal 2A is moved to a desired position along the engaging groove 13, and the hole 34 of the hanging metal 2A is hooked on a nail or the like on the wall and fixed to the wall. Further, when the wall surface is made of an iron plate or the like, the hanging metal fitting 2A cannot be used, so that the wall surface is magnetically attracted by the permanent magnet plate 2B.

In this embodiment, the fixing device 2 is provided for fixing the sheet holder to the wall surface. However, when the sheet holder is used for a desk, the fixing device 2 is not required.

[0025]

As described above, according to the present invention, the upper frame is formed so as to be openable and closable with the rear edge of the lower frame as a fulcrum, and the upper end of the sheet is provided between the sheet support surface of the lower frame and the sheet pressing portion of the upper frame. Since the spring pressure of the leaf spring is applied by sandwiching the edge, sheets can be easily replaced only by opening and closing the upper frame, and a large number of sheets can be held. Further, even if the sheet is pulled, the clamping force does not increase unlike the conventional example, and there is no possibility that the sheet is damaged.

According to the second aspect of the present invention, since the lower frame is provided with a fixture to the wall surface, the seat holder is fixed to the wall surface.
Sheets can be displayed or posted.

According to the third aspect of the present invention, since the elastic member is provided on the sheet supporting surface of the lower frame, the sheet holding force is increased, and
Due to the silencing effect of the elastic body, it is possible to prevent generation of harsh metal sounds when closing the upper frame.

[Brief description of the drawings]

FIG. 1 is a perspective view of a seat holder according to an embodiment of the present invention as viewed from the front side.

FIG. 2 is a perspective view of the seat holder of FIG. 1 as viewed from the back side.

FIG. 3 is a sectional view taken along line AA of FIG. 2;

FIG. 4 is a perspective view showing a structure for fixing an end plate member to a holder body.

FIG. 5 is a perspective view showing an appearance of a hanging bracket.

FIG. 6 is a cross-sectional view showing a state in which the suspension fitting is engaged with an engagement groove of a lower frame.

FIG. 7 is a perspective view of a conventional sheet holder.

FIG. 8 is a sectional view of the sheet holder of FIG. 7;

FIG. 9 is a cross-sectional view illustrating a method of extracting a sheet from the sheet holder of FIG. 7;

[Explanation of symbols]

 5 Upper frame 6 Lower frame 8 Leaf spring 9 Seat support surface 12 Cylindrical shaft part 17 Seat holding part 22 Bearing part

Claims (3)

[Claims] 1. A sheet holder for holding an upper edge of a sheet with a lower edge of the sheet released, comprising: a sheet support surface for supporting a lower surface of the upper edge of the sheet on an upper surface of a front edge; A lower frame integrally formed with a cylindrical shaft portion, and a sheet holding portion for holding a sheet between a sheet supporting surface of the lower frame on a lower surface of a front edge, and the cylindrical shaft portion along a rear edge. An upper frame integrally formed with a bearing portion rotatably supported; a plate having one end locked to the upper surface of the rear edge of the lower frame and the other end locked to the lower surface of the front edge of the upper frame; A seat holder comprising a spring. 2. The seat holder according to claim 1, wherein the lower frame includes a fixture for fixing the lower frame to a wall surface. 3. The seat holder according to claim 1, wherein the lower frame includes an elastic body attached to a seat supporting surface.