CN2578111Y - Annular page clamp with controller having buffer device - Google Patents

Abstract

The utility model relates to an annular page clamp which comprises a basically rigid curved upper piece which supports a pair of hinged hinges, wherein a plurality of annular members are fixed on the hinged hinges and are jointed with corresponding holes on paper clamped by the annular page clamp. An operation rod is positioned on each end of the curved upper piece and is used for enabling the hinged hinges to open and close the annular members. Each operation rod comprises a dummy club which comprises a damping element which is formed, for example, through die casting, a hole is formed on the dummy club, and elastic materials can enter the hole in the process of die casting so as to fix the damping element to the dummy club.

Description

Control stick has the ring-type binder of buffer element

Invention field

The utility model relates to a kind of ring-type binder, and this folder page or leaf utensil has an improved control stick that is used for the switch annular element, relates in particular to a kind of buffer element that has to improve the control stick of contact performance.

Background technology

Known ring-type binder have one roughly rigidity last slice, support a pair of hinged hinge on this slice, above-mentioned hinge pivot relative to each other rotates.Several semi-circular be connected on each hinged hinge can be with semi-circular of quick-make motion switch so that the pivot of hinged hinge is rotated.This motion is produced by the motion of the control stick that is positioned at each end of ring-type binder.

Traditional control stick is made by stamped metal, and stamped metal has enough rigidity and transmits the necessary power of switch annular element.Yet the quick-make campaign produces the finger that unnecessary shaking force can be delivered to the user.And because control stick is by metal, particularly nickel plating is metal, and it is very sliding that control stick can become, and makes the user point the slippage control stick, and may cause the injury to the user.In addition, traditional control stick increases control stick rigidity and intensity along a lip that outwards overturns is arranged on most of circumference.The limit of above-mentioned lip may be sharp-pointed, and when closing annular element, user's pressure that press...withes one's finger can be felt under the weather.

As described in U.S. Pat 5234276, oneself was through there being the trial that an external member is provided for control stick.The purpose of external member is to make the operator of attachment means use the metallic operation bar easier and/or make control stick longer there, and obtains bigger lever ratio.Above-mentioned external member is made of two hinged plastic sheets, and above-mentioned plastic sheet is bonded together control stick is held wherein fully.Unfortunately, the plastics external member is damaged easily, particularly the little interlocking pin that two demifacets are kept together.Hinge has sharp-pointed edge, and particularly around the corner, the slit between the two halves that hinge matches can build up of dirt and dust.And hinge also damages easily.In addition, external member is a rigidity, big and heavy, is about three times of sizes of control stick, causes outward appearance unsatisfactory.

Summary of the invention

Comfortable and anti-skidding need using of this technical field for the control stick of: ring-type binder, because feeding back, the unnecessary shaking force that the quick-make campaign of annular element causes reduces to minimum in the time of can also be with the switch annular element.

The utility model is realized above-mentioned required requirement technically by a ring-type binder is provided, this ring-type binder comprise one roughly rigidity crooked last slice, a pair of hinged hinge is being supported in this bending last slice.Some annular elements are fixed on this hinged hinge, are used for engaging with corresponding perforations on the paper material of this ring-type binder clamping.One control stick is positioned at each end of this bending last slice, is used to impel this hinged hinge to remove this annular element of opening and closing.

Each control stick includes a lug that has a buffer element on it.One hole and an arc circumferential outer edge are arranged on this lug, and this outer rim comprises a dome arc top edge and a pair of recessed lateral edges.Above-mentioned buffer element for example is formed at this above lug with the mode of die casting, and this makes padded coaming to enter and is able in the above-mentioned hole this buffer element is fixed on this lug.In addition, padded coaming can further help this buffer element to remain on this lug around the arcs of recesses lateral edges of the arc outer rim, particularly lug of above-mentioned lug like this.

This buffer element is touched by user's finger, and above-mentioned control stick pivot is rotated so that annular element moves between enable possition and closed position.This buffer element is by elastomeric material, the cushion of making such as rubber or flexible plastic.This buffer element has improved the tactile characteristics of control stick, and it is more comfortable to make that control stick uses.The undesirable shaking force feedback that will produce owing to annular element quick-make campaign when this buffer element also will be worked as the opening and closing annular element reduces to minimum.

The utility model further scope of application will be more cheer and bright from detailed description given below.Yet, should be appreciated that, detailed description and specific embodiment, when describing the utility model preferred implementation, only provide with illustrational method, for the person of ordinary skill of the art, by detailed description herein, in the utility model design and scope, can make various modifications and variations obviously.

Description of drawings

The utility model will provide from below in detailed explanation and the accompanying drawing and become very clear, and provide detailed explanation and accompanying drawing below and only provide with illustrational method, be not to qualification of the present utility model, wherein therefore:

Fig. 1 is the upper perspective view of ring-type binder of the present utility model when annular element is in the closed position;

The upper perspective view that Fig. 2 is shown in an open position at annular element for ring-type binder of the present utility model;

Fig. 3 is the underside perspective view of ring-type binder;

Fig. 4 is the decomposition diagram of ring-type binder;

Fig. 5 is the interior views of control stick of the present utility model when buffer element is removed;

Fig. 6 is the side view of control stick of the present utility model when buffer element is removed;

Fig. 7 is the interior views that has the control stick of buffer element;

Fig. 8 has the side view of the control stick of buffer element for control stick;

Fig. 9 is the perspective internal view that does not have the control stick of buffer element;

Figure 10 is the perspective internal view that has buffer element;

Figure 11 is the drawing in side sectional elevation of the buffer element in the utility model.

The specific embodiment

See accompanying drawing for details, especially referring to Fig. 1-4, above-mentioned accompanying drawing shows ring-type binder of the present utility model.Ring-type binder 10 can be fixed on (not shown) on the strip of paper used for sealing, makes a loose-leaf binder.Strip of paper used for sealing preferably has a ridge between the front cover of front and back, ring-type binder 10 can link to each other with strip of paper used for sealing by any traditional securing member, traditional securing member is rivet for example, pass strip of paper used for sealing and pass through and ring-type binder 10 firmly and enduringly can be fixed on the strip of paper used for sealing such as distortion such as punching press distortion.

Ring-type binder 10 comprise one roughly rigidity crooked last slice 12, above-mentioned bending last slice 12 comprises a pair of first ribs 14 along its center longitudinal extension, this ribs is upwards protruding from an outer surface of bending last slice 12, thereby improves the flexing resistance of bending last slice 12.First ribs 14 from the end to end of bending last slice 12, extends along whole length basically.Bending last slice 12 also comprises several to second ribs 16, and they are upwards protruding from an outer surface of bending last slice 12, and are positioned at first ribs, 14 outsides.

Bending last slice 12 also comprises the pits 18 near its end.Each pit 18 comprises the holes 20 of passing bending last slice 12 extensions.One cylinder body rod 22 is fixed in the bending last slice 12 at pit 18 places.One end of this cylinder body rod 22 for example is fixed in the hole 20 by punching press.The other end of cylinder body rod 22 has a flange 24, has formed a pedestal for ring binder 10 connects strip of paper used for sealing.

A pair of hinged hinge 26 supports by bending last slice 12, and bending last slice 12 provides a biasing force on hinged hinge 26, hinged hinge 26 is moved in the mode of off-centre.Some annular elements 28 are installed on the hinged hinge 26, are used for engaging with the corresponding hole that forms on the paper of ring-type binder 10 clampings.

Control stick 30 is positioned at each end of bending last slice 12, comes switch annular element 28 in order to handle hinged hinge 26.When the annular element 28 of ring-type binder 10 during in the closed position, the central hinge portion 32 that makes hinged hinge 26 away from motion mutually of control stick 30 is towards bending last slice 12 motions, thereby causes that the annular element 28 that together moves with hinged hinge 26 moves on to open position.On the contrary, when the annular element 28 of ring-type binder 10 during at open position, the mutual orientation movements of control stick 30 makes the central hinge portion 32 of hinged hinge 26 away from bending last slice 12 motions, thereby causes that annular element 28 gets back to the closed position.The patent No. is that the United States Patent (USP) of US5354142 fully discloses a kind of known ring-type binder, and this ring-type binder comprises traditional open/close mechanism that has control stick, will be in conjunction with the full content in the above-mentioned patent as a reference at this.

Referring now to Fig. 5-10,, it shows the control stick 30 in the utility model, and it comprises one by the metal main part 34 that is coated with the nickel plating protective layer.On each control stick 30, all include the ribs 36 that many being used to improves main body 34 rigidity.Also include a pair of groove 38 on the relative lateral margin of main body 34, it has formed the pivot of this control stick 30.Include a hook-like part 40 in the bottom of this main body 34, it engages hinged hinge 26 and makes its motion.The top of this main body 34 is the portions that touch of user finger, makes control stick 30 around being rotated by pivot that groove 38 limited, so that the annular element 28 of this ring-type binder 10 of opening and closing.

The top of main body 34 comprises that one is substantially flat lug 42, has a hole 44 on this lug.This lug 42 has an arc circumferential outer edge, and this edge comprises a dome arc top edge 46 and a pair of arcs of recesses lateral edges 48.As shown in Figure 5, the transition gently of the sweep of this arcs of recesses lateral edges 48 is this dome arc top edge 46.

Referring to accompanying drawing 7 and accompanying drawing 8, wherein shown the buffer element 50 in the utility model.As shown in Figure 7, this buffer element 50 is generally around lug 42 and preferably dimensionally only slightly greater than this key 42.This buffer element 50 is large enough to cover lug 42, makes user's finger can not touch any rough edge on the key 42, and just touches the surface of the softness of this buffer element 50.This buffer element 50 is cushions of being made by elastomeric material, and it is preferably by plastics, and rubber or artificial elastomeric material are made.

This buffer element 50 has an inner surface 52 and an outer surface 54.This inner surface 52 is meant the surface of the most close annular element 28 when this buffer element 50 is installed on the lug 42, and this outer surface 54 is meant when this buffer element 50 is installed on the key 42 the surface away from annular element 28.Through user's finger control stick 30 is rotated by this inner surface 52 around pivoting lever, thereby make annular element 28 move to the enable possition, and through user's finger control stick 30 is pivoted, thereby make annular element 28 move to the closed position by outer surface 54.One circular arc projection 56 is positioned at the inner surface 52 of this buffer element 50, and has a pit 58 on the outer surface 54 of this buffer element 50.

In the most preferred embodiment shown in Fig. 7,8,10 and 11, this buffer element 50 be mold casting forming on lug 42, make this buffer element 50 become a single integral element.For buffer element 50 is formed on this lug 42, control stick 30 is placed into (not shown) in the moulding machine, and wherein lug 42 is wrapped in the injection mold of this moulding machine.Then this moulding machine is the elastomeric material of melting attitude, and for example plastics etc. are injected in this mold, buffer element 50 be close to like this lug 42 around formed.

Because have a hole 44 on lug 42, as shown in figure 11, the material of buffer element 50 passes this hole 44, has formed the pin 59 of a circle bolt shape, so that buffer element is remained on this lug 42 securely.In addition, as shown in Fig. 7 and 8, this buffer element 50 has a peripheral wall, and this wall includes a bandy upper wall 60 and a pair of aduncate sidewall 62, make like this this buffer element 50 the peripheral wall profile generally can along and cover the surrounding edge 46,48 of lug 42.This buffer element 50 also includes one and is generally straight lower wall 64.

In a most preferred embodiment, the minimum widith between the recessed lateral edges 48 on the lug 42 is preferably less than the Breadth Maximum of the dome arc top edge 46 on this lug, so that form a contraction neck area on the lug 42.Thereby when buffer element 50 formed on this lug 42, the elastomeric material with the sidewall 62 that curves inwardly leaned against on the concave side edge 48 of lug 42 at the contraction neck area place of above-mentioned lug 42, to help this buffer element 50 is fixed on this lug 42.As selection, the utility model also can not need the neck area of a contraction and size relationship as indicated above and be applied on the lug 42.

Though this buffer element 50 preferably is made of plastics, other cushion material is rubber for example, artificial rubber, and fine and close foamed plastics, or any suitable material of moulding moulding all is considered to utilizable.Equally, coordinate mutually in order to make the object theme that is equipped with in ring-type binder 10 and front cover or this loose-leaf binder, this buffer element 50 can be made different colors.

Though the main body 34 of control stick 30 is to be made by the stamped metal with a nickel plating protective layer, it also can utilize the suitable material of other strength and stiffness, and for example plastics do not depart from the utility model yet.

Be connected in the spine of front cover though will be clear that the ring-type binder 10 of this most preferred embodiment description, front cover or back front cover before this ring-type binder also can be connected to.Equally, though in Fig. 1-4 expression be three annular elements 28, should clearly also can use the annular element 28 of arbitrary number and arrangement.Such as, can use two or four s' annular element.Equally, this annular element 28 can uniformly-spaced arrange also can have inconsistent spacing.Though the annular element 28 that shows at last is annular element shapes, it is contemplated that and utilize as D shape or other annulars.

Though the buffer element 50 of the control stick described in the utility model is to be used for a ring-type binder with a bending last slice 12, slice have a pair of first ribs 14 and several on this to the second muscle portion 16, but clearly this control stick buffer element 50 also can be used for not comprising ribs difform last slice.

Although the utility model adopts the aforesaid way statement, obviously the utility model can change in many aspects.Should not think that such variation does not belong in essence of the present utility model and the scope, all are that conspicuous modification all should be included within the claimed scope for a person skilled in the art.

Claims (10)

1, a kind of ring-type binder comprises:

One last slice;

A pair of hinged hinge by described last slice support;

But somely be connected on the described hinged hinge and the annular element of movement therewith;

It is characterized in that also comprising:

The control stick that at least one can pivot, the second place that it is opening that the primary importance that it is closure state from a described annular element that this control stick is used to make described hinged hinge moves to a described annular element, the upper end of described control stick comprises a lug, described lug has a circumferential outer edge, also has a hole on described lug;

One buffer element, it spreads over the circumferential edges of described lug and around described lug, described buffer element comprises the pin in the described hole of stretching into described lug, so that securely described buffer element is connected on the described control stick.

2, ring-type binder as claimed in claim 1 is characterized in that: described hole is for circular, and described pin comprises the spigot of a circle, and it is made by the buffer element material that passes described hole.

3, ring-type binder as claimed in claim 1 is characterized in that: described buffer element moulding forms as a single integral element.

4, ring-type binder as claimed in claim 1 is characterized in that: described buffer element is made of plastics.

5, ring-type binder as claimed in claim 1 is characterized in that: described buffer element has an inner surface and an outer surface, and the surface of one of them has a circular arc projection, and another surface has a pit.

6, ring-type binder as claimed in claim 1, it is characterized in that: described lug has a circumferential edges that has a neck area, the width of this neck area is more less than the width on a top of described lug, and described buffer element has the circumferential side portion of the described neck area that stretches into described lug, so that securely described buffer element is connected in described control stick.

7, ring-type binder as claimed in claim 6 is characterized in that: the described circumferential edges of described key lug comprises a dome arc top edge and a pair of concave side edge, and the female lateral edges has comprised described neck area.

8, ring-type binder as claimed in claim 7 is characterized in that: the described circumferential side portion of described buffer element comprises a pair of aduncate sidewall, and it is positioned at the described neck area place of described lug, so that described buffer element is fixed in described lug.

9, ring-type binder as claimed in claim 8 is characterized in that: described hole is for circular, and described pin comprises a circular spigot of being made by the buffer element material that passes described hole.

10, ring-type binder as claimed in claim 9 is characterized in that: described buffer element has an inner surface and an outer surface, and the surface of one of them has a circular arc projection, and another surface has a pit.

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