JPH08175066A - Binder - Google Patents

Abstract

PURPOSE: To easily assemble and disassemble a push piece with and from a base plate without using a tool, etc., under the pressure of a spring. CONSTITUTION: In a binder in which a push piece is movably mounted at the upper center of a base plate 1 via a spring, a spring amount 6 for supporting the spring obtained by bending a piano wire at the upper center of the surface of the plate 1 is formed integrally with a hinge piece 5. A hinge shaft inserted to be locked to the hooklike hinge piece 5 and a spring support are provided at the push piece. Further, the spring is locked at its both ends to the plate, so bent as to support the center to the side of the piece, and the piece is removable from the plate 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a binder which holds a part of a document such as a slip or memo on a base plate and enables writing on the base plate. The present invention relates to a binder in which a push piece can be easily and surely attached.

[0002]

2. Description of the Related Art In a conventional binder having a clip attached to a base plate, a wire is bent in a clip shape on a synthetic resin plate or a fiber plate, and a spring is interposed between the clip and the base plate. The clip is pressed against the base plate to hold documents such as memos. Also, instead of the wire instead of the clip, a synthetic resin molded piece may be used.
In both cases, the clip is fixed to the base plate, and the clip attached to the base plate swings by spring pressure or against spring pressure, but the clip is difficult to remove from the base plate Has become.

[0003]

Since the pressing piece is fixed to the base plate of the binder, there is a drawback that it cannot be used as the binder if the spring is damaged. Further, since the push piece is limited to the base plate, the push piece cannot be easily replaced with respect to the base plate.

It is an object of the present invention to easily assemble and disassemble a pressing piece on a base plate under spring pressure without using a tool or the like.

[0005]

SUMMARY OF THE INVENTION The present invention has been made to achieve the above object, and in a binder having a push piece movably attached to the center of an upper portion of a base plate via a spring,
A hinge shaft integrally supporting a spring formed by bending a piano wire and a hinge piece is formed at the upper center of the surface of the base plate, and a hinge shaft is inserted into the hook-shaped hinge piece and fitted and locked to the pressing piece, and The gist of the invention is that a spring support portion is provided, and both ends of the spring are locked to the base plate, and the center part is bent to support the press piece side, and the press piece is removable from the base plate. .

[0006]

[Operation] A hinge piece is integrally formed with a spring mounting part that supports a spring formed by bending a piano wire on the upper center of the surface of the base plate, and the push piece is inserted, fitted and locked to the hook-shaped hinge piece. A hinge shaft and a spring supporting portion are provided, and both ends of the spring are locked to the base plate, and the center portion is bent and formed so as to be supported on the pushing piece side. As a result, the push piece can be easily attached to or removed from the base plate 1 under spring pressure.

[0007]

EXAMPLES The binder of the present invention will be described below with reference to the illustrated examples. In the figure, reference numeral 1 denotes a base plate of a binder, which holds one or more sheets such as slips, memo papers and other documents using synthetic resin or other materials, and has a size and strength on which writing is possible. Then, at one corner on the surface of the base plate 1, there is integrally formed a so-called L-shaped alignment protrusion 2 for alignment that aligns the upper end and the side edge of the document to be sandwiched along the base plate. At the same time, the opposite side of the alignment ridge 2 provided along the corner edge of the base plate,
That is, in FIG. 1, the writing instrument support piece 3 is provided at the upper right end.

When the base plate 1 is made of synthetic resin, the alignment projections 2 are brought into contact with the base plate 1 integrally with the upper end surface of at least a plurality of stacked documents. Make it easy to position the documents. Therefore, it is preferable that the inside of the L-shaped alignment protrusion be at a right angle.

As shown in detail in FIG. 7, the writing instrument support piece 3 is composed of a projecting piece 31 which projects substantially vertically above the base plate and a curved holding piece 32 which opposes the projecting piece 31.
The distance is set so that the outer peripheral surface of the writing instrument can be held by an appropriate holding force, and the tips of the holding piece 32 and the protruding piece 31 are separated from each other. Three
2 is set to be slightly smaller than the interval W2, and thereby the writing implement is pushed harder than the opening surfaces of the projecting / holding pieces 31 and 32, whereby the holding piece 32 is temporarily deformed to the outside, and the writing implement is It is inserted between the projecting piece 31 and the holding piece 32 so that it can be held.

A hinge piece 5 for swingably supporting the push piece 4 under spring pressure is provided in the central portion above the surface of the base plate 1.
Project 5 As shown in detail in FIGS. 2 and 3, the hinge piece 5 has a C-shaped cross section, and is opposed to the left and right with the spring attachment portion sandwiched therebetween, and the inner diameter of the hinge hole 51 formed in the center of the hinge piece 5 The width of the opening is made smaller, and the opening surface is tapered so that the outside is wide and the inside is narrow, so that the insertion of the hinge shaft 41 projecting on the pushing piece 4 side can be surely introduced, and the hinge It is supported so that it can rotate in the hole.

The spring mounting portion 6 provided between the hinge pieces 5 and 5 is, as shown in detail in FIGS. 1, 2 and 4 to 6,
A spring locking piece 61 for fitting and locking the tip of the spring 7, and the spring 7
The pushing piece 62 that holds the upper part of the spring and the supporting piece 6 that supports the lower spring.
3 and includes the locking piece 61, the pushing piece 62, and the supporting piece 6.
3 are provided so as to face each other from the center of the base plate 1 to the left and right, and are formed integrally with the base plate 1.

Further, the spring 7 is attached to the spring mounting portion 6 through
Alternatively, the pressing piece 4 attached to the base plate 1 so as to sandwich the spring 7 has a size necessary for pressing and sandwiching a document such as memo paper as shown in detail in FIGS. As shown in FIG. 12, hinge shafts 41,
41 is projected, and both hinge shafts 41 and 41
A spring support piece 42 is arranged between the base plates 41 to regulate the spring position interposed between the base plate and the pressing piece. Further, the pressing piece 4 is resisted against the spring pressure at the center of the tip of the pressing piece 4. A notch 43 is formed so that it can be pushed open. With this notch 43, it can be opened even if a finger is put on this and the push piece is pulled up.

As shown in detail in FIG. 13, the hinge shaft 41 has flanges projecting from the back surface of the pressing piece 4 arranged in parallel at both ends, and a round bar-shaped shaft portion is integrally formed between the both flanges. The diameter and length of the shaft portion of the hinge shaft 41 are determined so that they can be fitted into the hinge holes 51 of the hinge piece 5 on the base plate 1 side, and the positions of the hinge shaft 41 and the hinge piece 5 are mutually different. Make them face each other.

As shown in FIG. 13, the spring 7 engaged with the spring mounting portion 6 is formed by bending a metal wire having a required elasticity, for example, a piano wire, which is opposed to the base plate 1. An upper piece 71 that determines the length of the hinge piece so as to fit between the protruding hinge pieces 5 and 5 and that fits inside the pushing piece 4
And, vertical pieces 72, 72, which are bent at substantially right angles at both end portions of the upper piece 71 and have a length according to the space between the base plate 1 and the pressing piece 4, are formed to face each other. Vertical piece 7
The lower end of 2 is bent toward the inner side close to each other so as to be parallel to the upper piece 71 to form lower pieces 73, 73.
Bend the tip of the supporting piece 74 in a direction substantially horizontal to the lower piece 73, that is, in a direction intersecting with the upper piece and the lower piece, and supporting pieces 74, 74
Are integrally formed, and the distance between the support pieces 74, 74 and the length of the support pieces are determined so as to fit into the locking pieces 61 formed on the base plate 1.

The locking piece 61 is projectingly provided on the base plate 1, and a locking groove for fitting and locking the spring support piece 74 is formed on the upper surface of the inside thereof, and the lower piece 73 of the spring 7 is formed. An inverted L-shaped pressing piece 62 for pressing the upper part of the spring is arranged on the outside of the locking piece 61, and a supporting piece 63 for supporting the lower part of the unsprung piece 73 is symmetrically arranged on the outside of the pressing piece 62. Set up.

In order to assemble the base plate 1, the pressing piece 4, and the spring 7 configured as described above into a binder, the support pieces 74 and 74 of the spring 7 are fitted to the locking pieces 61 and 61 of the base plate 1. To do.
At this time, the lower piece 73 of the spring 7 is mounted on the support piece 63 on the base plate 1, and the spring 7 is incorporated into the base plate 1 by pressing the upper portion of the lower piece 73 with the pressing piece 62. Next, the pushing piece 4 is stacked from above. At this time, the upper piece 71 of the spring is fitted and locked in the support piece 42 provided on the back surface of the pressing piece 4 to press the pressing piece against the spring pressure to move the hinge shaft 41 to the hinge piece 5.
It is inserted into the hinge hole 51 so that it is pressed more strongly than the opening which is tapered in a divergent shape, and the opening of the hinge piece 5 is expanded by utilizing its elasticity. As a result, the hinge shaft 41 is rotatably inserted and supported in the hole 51, and the pushing piece 4 is attached to the base plate 1 via the spring 7. The elastic force of the spring 7 acts on the pushing piece 4, The tip of the push piece 4 is formed into a clip shape to hold a document such as a memo to be placed on the base plate 1.

In this way, the push piece 4 is assembled to the base plate 1 against the spring pressure. When removing the push piece 4, the push piece is strongly pulled in the spring pressure direction and the hinge shaft 41 is pulled out from the hinge piece 5. By doing so, it can be easily removed, and can be easily assembled and disassembled.

A memo or the like to be placed on the base plate 1 can be easily aligned and held by abutting the paper edge against the alignment protrusion 2 provided at the upper corner of the base plate, and the writing instrument can be a writing instrument support piece. You can hold at 3.

[0019]

According to the binder of the present invention, since the push piece is attached to the spring attachment portion and the hook-shaped hinge piece provided on the base plate via the spring, the push piece can be removed. The push piece can be easily replaced with respect to the base plate. Even if the spring is damaged, it can be reused simply by replacing the spring. Also, the pressing piece can be used by replacing it with a colored plate different from the base plate. Further, since the push piece is provided with a notch, it is possible to open the tip by pushing the push piece by putting a finger on the notch and pulling the push piece or pressing the base end side of the push piece as in the conventional case. There are advantages such as goodness.

[Brief description of drawings]

FIG. 1 is a plan view of a base plate showing a binder of the present invention with a pressing piece removed.

FIG. 2 is an enlarged plan view of a spring support portion of a base plate.

FIG. 3 is a sectional view of a hinge piece.

FIG. 4 is a sectional view of a spring mounting portion.

FIG. 5 is a cross-sectional view of a push piece of a spring mounting portion.

FIG. 6 is a sectional view of a support piece of a spring mounting portion.

7A is a plan view of a writing instrument support piece, FIG. 7B is a side view, and FIG. 7C is a plan view.

FIG. 8 is a side view of the base plate.

FIG. 9 is a plan view of a base plate.

FIG. 10 is a plan view of a pressing piece.

FIG. 11 is a rear view of the pressing piece.

FIG. 12 is an enlarged cross-sectional view of a push piece.

FIG. 13 is an explanatory diagram of a spring.

[Explanation of symbols]

 1 base plate 2 alignment protrusion 3 writing instrument support piece 4 push piece 5 hinge piece 6 spring mounting portion 7 spring

Claims (1)

[Claims] 1. A binder comprising a push plate (4) movably attached to the upper center of the base plate (1) via a spring (7), and a piano wire is bent on the upper center of the surface of the base plate (1). The spring mounting portion (6) for supporting the spring (7) and the hinge piece (5) are integrally formed, and the push piece (4) is inserted, fitted and locked to the hook-shaped hinge piece (5). Hinge shaft (41)
And a spring support portion (42), and the spring (7) is bent and formed so that both ends of the spring (7) are locked to the base plate and the center portion is supported by the push plate side. A binder characterized by being removable with respect to 1).