CN106061692B - Small size pocket instrument - Google Patents

Abstract

The present invention relates to a kind of multi-functional, thin section pocket instrument.The pocket instrument can only manufacture comprising single backboard and in the case of without using any screw, pin or other fasteners.With it, utensil can be readily removable and exchange.The stability of pocket instrument is obtained by using the lug of the guide rail interlocking on utensil.The interlocking is beneficial to rotation and stability.In embodiment, can there are single lug and single guide rail, or multiple lugs and multiple guide rails.Further embodiment includes the mechanical interlock systems of lug and track.

Description

Small size pocket instrument

The cross reference of related application

This application claims the priority of following U.S. Provisional Patent Application：On January 31st, 2014 is submitting, entitled " Personal Utility Device, Pocket Knife and Related Methods " temporary patent application No.61/934352；And on December 22nd, 2014 " Personal Utility Device, Pocket submitting, entitled Knife and Related Methods " temporary patent application No.62/095697, and on January 6th, 2015 it is submitting, It is entitled that " Low Profile Pocket Tool " U. S. application No.14/590980, contents of these applications pass through Way of reference is herein incorporated.

Technical field

Present invention relates in general to small size (low profile) instrument, it is related to small size mouth in one embodiment Bag cutter.

Background technology

Within the time more than a century and a half, pocket cutter is always the useful instrument available for various applications.Pass through The mode of example, authorized in 1859 G.G.Belcher it is entitled " Pruning Knife " United States Patent (USP) No.23,975 It is related to pocket cutter.Although pocket cutter is popular more than a century and a half, their design is in this time It is interior without big change.For example, by authorize Koelewyn it is entitled " Fishing Knife " United States Patent (USP) No.7,555, 839 with Belcher " compared with Pruning Knife ".Except the specific spy for being beneficial to cutting setline of Koelewyn blades Outside sign, in the Koelewyn pockets cutter of granted patent in 2009 and the Belcher pocket cutters of granted patent in 1859 Basic Design is identical.Both of which has the front and rear panels for encasing cutter knife, is both kept together using pin, and And both there is the section for being likely to half inch or higher.

Although not with the time substantial variations occur for the Basic Design of pocket cutter, inventor for example, by Multiple instruments are increased into traditional design to strengthen function.See, for example, authorizing Elsner, entitled " Pocket Tool, in Particular a Pocket Knife " United States Patent (USP) No.8,528,215.When a people carries pocket cutter, in mouth Or may be very heavy and heavy on belt in bag.When carrying pocket cutter in wallet, they are difficult to be found.

It therefore would be advantageous to create light weight, small size cutter, while still keep the function or mouth of traditional pocket cutter The function of the enhancing of bag instrument.As a result, it is desirable to design it is a kind of have sufficiently thin section so as to the pocket in leather wallet Cutter.So, pocket cutter or small size instrument can be placed in the leather wallet of a people just, and this will cause heavy with carrying , more conventional pocket instrument is more easily than and finds and less heavy.

When designing a kind of more fashionable, pocket cutter for more modernizing, the additional consideration related to existing life be Security risk caused by the checkpoint pocket cutter of such as airport security checkpoints.In these cases, for example, often forbidding Pocket cutter with the sharp instrument that can be used as weapon or pocket instrument are carried on aircraft.Forget in airport examination checkpoint Remember personal or carry and the airline passengers of their pocket cutter are removed in luggage must often be forfeit their pocket from them Cutter is so as to ability boarding.This is high loss for the person of travelling by air.

Therefore, in addition it is advantageous that increase feature is to more fashionable, small size instrument, this will allow for entering some Course line traveller that is local and facing the selection for selecting to confiscate his or her instrument or any other people possess easily from instrument Main body removes the ability of sharp instrument.So, such as traveller can retain the main body of pocket instrument, while only have to not had Receiving has the sharp instrument of nocuity.This will allow the cutter owner for example to be changed in later time and at a relatively low cost Cutter knife or saw.

The content of the invention

Invention disclosed herein with relatively small thickness and in the case where that need not use instrument by providing utensil Removal and more bring some defects for overcoming prior art.By using only single backboard and avoid using pin, holdfast, spiral shell Nail and similar fastener, the section of the instrument are retained as minimum.Removable property is characterized in by offer and device on backboard Rail feature interlocking on tool and the lug formula mechanism of swing-around trajectory is formed to realize.Otch in guide rail allows lug to pass through The plane and the permission utensil of guide rail remove from backboard.The multiple interlocking tabs and rail portion of backboard and utensil be respectively separated and So that they increase the stability for the moment of torsion that reply is applied in rotation or when in an open position on utensil.

In certain embodiments, there is provided a kind of small size pocket instrument, including：Backboard, it further comprises that first is convex Piece, leaf spring and at least one utensil protector；Wherein described leaf spring further comprises utensil capture unit；And utensil, it enters one Step include the first otch in the track and be configured to when utensil is in the close position, open position or both when and utensil Second otch of capture unit connection, wherein the track construction is to be interlocked with backboard to allow the affined rotation of utensil to transport It is dynamic.

Alternative embodiment is provided, and utensil is selected from the group by forming as follows：Blade, screwdriver, saw, pull Hand, inner hexagon spanner, box opener, letter opener, lockaid gun, fruit peeler, ruler, hair comb, seat harness cutter, glass Breaking tool, bottle opener, can opener, scissors, chisel and wire cutting device.

In certain embodiments, utensil is removable.

In certain embodiments, the thickness approximation of backboard is equal to the thickness of utensil.In alternative embodiments, backboard and device The combination thickness of tool is less than or equal to 4 millimeters.In a preferred embodiment, the combination thickness of backboard and utensil is approximately 2 millimeters.

In certain embodiments, the second utensil protector be present.In certain embodiments, at least one utensil protector with Backboard one.In additional embodiment, at least one utensil protector is tapered and causes it on the edge close to backboard It is thicker.In alternate embodiments, when utensil is in the close position, taper with tapered towards the rear portion of the utensil and It is inversely proportional with the anterior thickness of the utensil.

In other other embodiments, small size pocket instrument can further comprise：Second lug, wherein the first lug Length be different from the second lug length；And first otch and the second otch, when utensil is in insertion position, first cuts Mouth and the second otch surround the first lug and the second lug, and wherein track construction is to be interlocked with the first lug and the second lug to permit Perhaps the rotary motion of utensil.Further embodiment may include the 3rd lug；And the 3rd otch, when utensil is in insertion position 3rd otch surrounds the 3rd lug, and wherein track construction is to be interlocked with the 3rd lug to allow the rotary motion of utensil.

In another embodiment, the second lug and the 3rd lug can be sorted by reducing length in a rotational direction, Wherein these lugs are designed so that the first most wide arc length lug is diametrically shorter so that its across on the second guide rail, and Second lug and the 3rd lug are designed to that there is longer radical length to allow them to across on first guide rail in outside.

In certain embodiments, small size pocket tool design further wraps into causing the first lug shorter than the second lug Include：First lug is wider than the outer arc edge of the second lug along outer arc edge；First otch is determined relative to the width of the first lug Size, the second otch are sized relative to the width of the second lug, so as to form inner track and outer side track；Inner track and Outer side track is concentric；Inner track is disconnected by the first otch and the second otch；And outer side track is disconnected by the second otch.

In alternate embodiments, small size pocket instrument may be designed to further comprise it：3rd lug；And the Three otch, when utensil is in insertion position, the 3rd otch surrounds the 3rd lug, and wherein track construction is to be interlocked with the 3rd lug And allow the rotary motion of utensil.

In the another alternate embodiment of small size instrument, the first lug, the second lug and the 3rd lug have different Length, further comprise：First lug is wider than the outer arc edge of the second lug along outer arc edge；Second lug is along outer arc side Edge is wider than the outer arc edge of the 3rd lug；First otch is sized relative to the width of the first lug；Second otch is relative to The width of two lugs is sized；3rd otch is sized relative to the width of the 3rd lug；First otch, the second otch and the 3rd Forming by notching is so that forms inner track, intermediate orbit and outer side track；Inner track, intermediate orbit and outer side track are same The heart；Inner track is disconnected by the first otch, the second otch and the 3rd otch；Intermediate orbit is broken by the second otch and the 3rd otch Open；And outer side track is disconnected by the 3rd otch.

In certain embodiments, leaf spring further comprises utensil maintenance projection.Further embodiment includes curved convex Piece.

In alternative embodiments, backboard further comprises the utensil capture unit with backboard one.

In a further embodiment, backboard further comprises blade pivot protrusion.

In further embodiment again, there can be the second lug on backboard；First backboard otch and the second backboard otch； And first guide rail and the second guide rail.In alternate embodiments, there may be the 3rd guide rail.In these embodiments, guide rail It is optionally integral with utensil.

In other other embodiments, the 3rd lug may be present on backboard；3rd backboard otch；And with utensil one 3rd blade pivoting guide of body.

Can be small size pocket instrument in still another embodiment, including：Backboard, further comprise in track The first otch, a part for utensil is configured to utensil capture unit couple when utensil is in the close position, its middle orbit structure Make to be interlocked with backboard to allow the affined rotary motion of utensil；And utensil, further comprise the first lug, leaf spring with And at least one utensil protector；Wherein leaf spring further comprises utensil capture unit.

Alternate embodiment disclosed herein describes a kind of mechanical interlock systems, including the first guide rail and the second guide rail, its In the first guide rail diameter be less than the second guide rail diameter；First guide rail and the second guide rail around circular surface be disposed concentrically upon so as to Form track；And the first guide rail and the second rail configurations is rotatably interlock with the first lug and the second lug, wherein first Lug and the second lug have different arc length and radical length.

Alternative embodiment further comprises being configured to the 3rd lug rotatably interlocked with the first guide rail and the second guide rail, Wherein the 3rd lug has the arc length and radical length different from the first lug or the second lug.

Brief description of the drawings

Figure 1A is the front view of the embodiment of small size pocket instrument.In this embodiment, pocket instrument is pocket cutter, And show in the close position.

Figure 1B is the front view of pocket blade embodiments in an open position.

Fig. 2 is the front view of the utensil, i.e. blade that can be used together with the pocket blade embodiments of the present invention.

Fig. 3 is the front view of the backboard used in pocket blade embodiments.

Fig. 4 is the front view of the alternate embodiment for the backboard that can be used in an embodiment of the present invention.

Fig. 5 is the rearview of the alternate embodiment for the backboard and clip that can be used in an embodiment of the present invention.

Fig. 6 A can be used for the front view of the 3rd embodiment of the backboard of pocket instrument described herein.

Fig. 6 B are the profile views of the 3rd embodiment of backboard.

Fig. 7 can be used in this embodiment to form the 3rd embodiment of the backboard of small size utility and blade The stereogram of embodiment.

Fig. 8 is the front view of the fourth embodiment of small size pocket instrument.In this embodiment, pocket instrument is pocket knife Have and show in the close position.

Fig. 9 can be used for the front view of the fourth embodiment of the backboard of pocket instrument described herein.

Figure 10 can be used together with the fourth embodiment of backboard to form the forward sight of the blade of small size utility Figure.

Figure 11 is the front view of the fourth embodiment of small size pocket instrument.In this embodiment, pocket instrument is pocket Cutter and display it is in an open position.

Figure 12 is the front view of the fourth embodiment of small size pocket instrument.In this embodiment, pocket instrument is pocket Cutter and display are in by further rotating blade the position that allows blade to be removed.

Figure 13 is the front view of the 5th embodiment of small size pocket instrument.In this embodiment, small size pocket instrument It is to show pocket cutter in the close position.

Figure 14 can be used for the front view of the 5th embodiment of the backboard of pocket instrument described herein.

Figure 15 is the front view for the blade that small size utility can be used together to form with the 5th embodiment of backboard.

Figure 16 is the front view of the 5th embodiment of small size pocket instrument.In this embodiment, small size pocket instrument It is to show pocket cutter in an open position.

Embodiment

It would be recognized by those skilled in the art that, when describing specific reality using similar term in the specification in the whole text When applying the feature and function of each several part of example, those identical features and function can be present in the side using similar terms In the additional embodiment in face.

Figure 1A and Figure 1B shows small size pocket instrument 10, has backboard 12 and the utensil 14 of attachment, in an implementation In example, the utensil can be blade.In this embodiment, the utensil 14 of attachment is depicted in the close position.In general, this Literary disclosed embodiment can have with properties.The embodiment of small size pocket instrument 10 can be by stainless steel, aluminium, steel, titanium, modeling Material, carbon fiber, ceramics or similar material are made.In these embodiments, backboard 12 and utensil 14 can be by identical materials Or different materials is made.

For producing the pocket instrument 10 of small size, the section of common credit card is 0.8 millimeter.Although not necessarily , it may be desirable to total section of pocket instrument 10 is limited to less than 4 millimeters in embodiment described herein.In replacement In embodiment, the thickness of pocket instrument can be less than 4 millimeters.In a preferred embodiment, thickness can be less than credit card thickness Three times.

In certain embodiments, the thickness of utensil 14 can be identical or approximate equivalent with the thickness of backboard 12.At one In embodiment, the thickness of utensil 14 can be in 10%, 20% or the 30% of the thickness of backboard 12.In alternate embodiments, When watching total body section of pocket instrument 10, the protrusion of each part of utensil 14 and backboard 12 does not extend beyond mouth significantly The gross thickness of bag instrument 10.In one suchembodiment, the protrusion of each part of utensil 14 and backboard 12 does not extend greatly In the 30% of the gross thickness of pocket instrument 10.

Embodiment disclosed herein is progressive relative to the pocket instrument of many prior arts, because they are used only one Individual backboard 12, this two backboard difference extremely common in pocket instrument with prior art.Using only single backboard 12 significantly Ground reduces the gross thickness and weight of pocket instrument 10.

In addition, the advantages of embodiment disclosed herein, is：It is not used for being attached utensil, protector lug, snap-fastener and class As the pin of pocket instrument associate member, rivet, screw, bolt or similar retention mechanism.By eliminating these fastener meanses, this reality Applying example has relatively light and is less prone to destroy or due to loosening fastener and the advantages of lose associate member.

In certain embodiments, utensil is removable.Although the removable utensil in pocket instrument is in prior art It is common, but those utensils are attached using one of above-mentioned fastener meanses.In the implementation of small size pocket instrument 10 In example, utensil 14 is firmly held in place via lug formula mechanism (tabbing mechanism), and this will hereafter enter One step is described in detail.It is this by utensil 14 be fastened to backboard 12 mode have utensil 14 can be removed in the case of without using instrument The advantages of.

Lug formula mechanism disclosed herein is better than instrument is needed to use to remove utensil 14, because pocket instrument 10 is all Person belongs to the his or her instrument for being designed to remove by removing or changing utensil 14 freely without also having.This is just Profit make it that disclosed embodiment is attractive for consumer, because if for example they in airport security checkpoints and go Except utensil 14 needs the instrument that the owner stays at home, he or she remains to remove the utensil 14 forbidden, such as blade, without Whole pocket instrument 10 is stayed in into airport.

In this application, figure depicts blade as the preferable utensil 14 for small size pocket instrument.However, ability Field technique personnel it will be recognized that teachings of the present application equally with can be used as the various of the utensil in small size pocket instrument Instrument is relevant.By way of example rather than limitation, utensil 14 of the invention may include screwdriver, saw blade, spanner, interior six Angle spanner, box opener, letter opener, lockaid gun, fruit peeler, ruler, hair comb, seat harness cutter, glass breaking work Tool, bottle opener, can opener, scissors, chisel and wire cutting device.

Fig. 2 shows the feature of utensil 14, and wherein utensil is blade.With opinion of the blade as the embodiment of utensil 14 In stating, the explanation of refer to the attached drawing, term blade and utensil 14 will be used interchangeably, it will be appreciated that those skilled in the art will be easy In understanding that utensil 14 can be multiple types of tools, rather than just blade.Blade 14 in the application shown in Fig. 2 and subsequent figure Design feature reproduce in other utensil, for example, saw, screwdriver etc..

The embodiment that Fig. 2 is described is turning specifically to, blade 14 is depicted as having two kinds of blades --- it is smooth sharp Blade 28 and saw-like blade 26.In alternate embodiments, blade 14 can be only with sharp blade 28 or only with saw Shape blade 26.Moreover, the blade of blade 14 be depicted as it is curved.In alternative embodiments, blade can also be straight blade.Nothing By any combination in these combinations of edge types how, the thickness of the blade of blade 14 can be gradually reduced to strengthen its work( Energy.For example, blade 14 can be most thin along the periphery of smooth sharp blade 28 or saw-like blade 26.

Utensil blade 14 also includes the track being made up of notch 21 and depressed part 22.Track construction be with backboard 12 Lug 31 shown in Fig. 3 interlock with by the rotary motion of utensil 14 constrain in in the identical plane of backboard 12.The bottom of lug 31 Upper surface slide of the face along depressed part 22.It would be recognized by those skilled in the art that with mutual with single lug or multiple lugs The alternate embodiment function of the track of lock is similar and therefore contemplated herein and openly.Utensil 14 also includes the in the track A kerf 24.When the first otch 24 couples with backboard 12, such as by coupling with utensil pivot protrusion 37, first otch 24 Form the rotation axis of utensil 14.

It would be recognized by those skilled in the art that track can be formed on backboard 12, and the first lug 31 can be formed On utensil 14.For all embodiments, it is possible to achieve position of the track described herein in all its each displacements and This reversion of the position of first lug 31 or multiple lugs in its all each displacement.

If such as utensil pivot protrusion 37 is pressed into backboard 12, utensil pivot protrusion 37 can be with backboard 12 1 Body.Additionally, utensil pivot protrusion 37 be can be soldered on backboard 12 or it can be threaded on backboard 12.At some In embodiment, coupling between the first otch 24 and utensil pivot protrusion 37 can directly be coupled, such as interlock.It is real substituting Apply in example, there may be packing ring, pad or similar devices between the first otch 24 and utensil pivot protrusion 37, this will still Interlocked beneficial to backboard 12.

Utensil catches connector 23 and is configured to be connected with the utensil capture unit 33 on backboard 12.Utensil capture unit 33 can be It is pressed into the protrusion button of backboard 12 and the seizure mechanism or protuberance along leaf spring 32.No matter using in the mechanism of these types It is any, the function of utensil capture unit 33 is the fastening appliance when its is in the close position.When the utensil on leaf spring 32 When the construction that capture unit 33 is positioned at utensil is that the part (utensil catches connector 23) coupled with utensil capture unit is interior, utensil Upward power is applied on utensil 14 by capture unit 33.In certain embodiments, utensil capture unit 33 can be otch.However, It would be recognized by those skilled in the art that utensil capture unit 33 can be the thinning part of utensil 14, or opening of different shapes. Although utensil catches connector 23 and is depicted as circular, it will be understood by those skilled in the art that utensil catches connector 23 Shape can be square, rectangle, triangle, trapezoidal, hexagon, octagon or any other will apply upward power to utensil So as to the geometry fastened when utensil 14 is in the close position on 14.

The track construction being made up of notch 21 and depressed part 22 is the rotation for allowing utensil.In addition, because track has Gap, in certain embodiments its can allow for remove utensil 14.When utensil 14 to allow the first lug 31 on backboard 12 fixed When mode of the position in the gap of track rotates, utensil 14 can be removed.In the alternate embodiment described in the whole text, track can To form continuous circle or other constructions, so as to form the utensil of permanent attachment.

For the rotation of utensil, the first lug 31 on backboard 12 is configured to slide along notch 21.Depressed part 22 Holder 14 unexpectedly drops without allowing it to have any more frees degree from track in single plane internal rotation. Allowing utensil 14 to rotate makes it become open position from closing position.In certain embodiments, rotation can also allow remover Tool 14.

When utensil 14 is in the close position, it is cut by utensil protector 34 and being applied to by utensil maintenance projection 35 Positive force on the flat part of mouth 27 keeps securely closing.Utensil maintenance projection 35 is high enough to when utensil 14 is put down in otch In smooth portion 27 forward slightly rotate when positive force is provided, while be low enough to work as user under push pedal spring 32 and by utensil 14 from Allow to slide on utensil 14 when closing position rotates to open position and slip over it.

Similarly, the flat part of utensil 25 functions as follows：When leaf spring 32 is upspring and rises to 25 top of flat part, borrow Help the pressure contact that the side of leaf spring 32 is applied on utensil flat part 25 and utensil 14 is fastened to open position.

Fig. 3 depicts the embodiment of backboard 12.In this embodiment, backboard 12 includes two utensil protectors 34.For For in embodiment, there may be single utensil protector 34.In certain embodiments, utensil protector 34 can be with tapered with suitable Answer the thickness of utensil 14.In one embodiment, utensil 14 is blade, and blade is likely to most thin in its outer edge.

If 34 thickness that is tapered and adapting to blade of utensil protector, it will be most thick in the edge close to backboard 12 It is and mobile and gradually thinning towards the edge farthest away from backboard 12 of utensil protector 34.In one embodiment, the He of utensil 14 The combination thickness of utensil protector 34 will keep constant in taper.In another alternate embodiment, utensil protector 34 can be with With the one of backboard 12.For example, utensil protector 34 can be with pressing formation into backboard 12.

In addition, backboard 12 includes leaf spring 32.As the skilled person will appreciate that, in leaf spring 32 formed with apply to On power natural torsion.It will be understood by those skilled in the art that the function of leaf spring equally can work as device by having in backboard 12 Realize at the small angle for applying stability force when having 14 open or close.Therefore, term " leaf spring " should be endowed according to its function Its broadest structure.

Leaf spring 32 in backboard 12 can be formed integrally and by press or similar machine with backboard 12.Also caught comprising utensil The leaf spring 32 in portion 33 applies upward power to utensil 14, so as to the fastening appliance when utensil is in the close position.Form backboard Mechanical detent or projection in 12 can also be used to provide upward power on utensil 14, actually cause backboard 12 similar to leaf spring 32 are equally resiliently deformed.

For the circular rotating for the axis point for being limited to utensil 14 to be formed around the first otch 24, first on backboard Lug 31 is configured to fit in the notch 21 and depressed part 22 of track.Depressed part of the top of first lug 31 across track In 22.By the geometry, the first lug 31 is beneficial to the rotation of utensil 14, while its rotation axis is tied into single put down Face.

Figure 1B show when utensil 14 is in an open position first lug 31 how to be attached to the notch 21 of track with And depressed part 22.Closing position is moved on to from open position, the first lug 31 continues to keep the notch 21 and depressed part with track 22 contact so as to form the rotational stabilization of utensil.In certain embodiments, can be by being molded, being suppressed, welding and wait until to carry on the back Make the first lug 31 and the one of backboard 12 in plate 12.

Alternatively, backboard 12 can also include extra utensil maintenance projection 36, and it will apply extra power to utensil, So that utensil will be constrained during axis rotation is rotated about.So, maintenance projection 36, which plays, adapts between any manufacturing tolerance The effect of gap, these manufacturing tolerance gaps will allow utensil 14 to have motion that is small, derailing from backboard 12.

It will be understood by those skilled in the art that " projection " is provided around the contact surface in opening or hole.Contact surface can lead to Any formed features, such as curved edge are crossed to be formed.Therefore, in the whole text used term " projection " be intended to it is broadest by its Implication is explained.Extra maintenance projection 36 contacts the opposite side relative with depressed part 22 of utensil 14, so as to absorb any tolerance And utensil 14 is prevented to remove the plane on backboard 12.Optionally as well, the embodiment of backboard 12 may include bottle opener 39.Corkage Device can be novel shape, such as be hammer in certain embodiments.

Fig. 4 shows the alternate embodiment of backboard 40.In this embodiment, the feature of backboard 40 is similar on backboard 12 Those described features.

Clip 52 is added to the embodiment shown in Fig. 4 by Fig. 5.In this embodiment, clip 52 can be with the one of backboard 40. Alternatively, clip 52 can be attached to backboard 40 via screw, bolt, holdfast, fastener etc..The embodiment also includes bottle opener 59, it can have various shapes, but be depicted as hammer in this embodiment.

Fig. 6 A show the alternate embodiment of the backboard 612 of the present invention.The some aspects of the backboard 612 are tied before being similar to Close the those aspects described by Fig. 1-3.For example, not being limitation, the utensil protector 634 of the embodiment works and can included With identical modification described before.Similarly, utensil pivot protrusion 637 is similar to the utensil pivot protrusion of the foregoing description 37.Equally, on described by utensil capture unit 33, utensil maintenance projection 635 works as and device before utensil capture unit 633 is similar to It is also such to have when maintenance projection 35 is compared.

Leaf spring 632 plays similar effect and with previously with regards to the similar attribute described by leaf spring 32.Moreover, backboard 612 can be configured to adapt to the embodiment that utensil 614 is removable or is permanently fixed.Utensil maintenance projection 636 is as before on device Similar effect is played as tool maintenance projection 36 is described.

Go to Fig. 7, the embodiment that Fig. 7 utensil 614 is discussed before being similar to.Specifically, the He of notch 621 of track Depressed part 622 is designed and behaves like notch 21 and depressed part 22.Otch 623 and 624 is designed and behaves like otch 23 and 24.The flat part of otch 627 is designed and behaves like the flat part of otch 27.

In the embodiment shown in Fig. 6 A, the size and dimension of the first lug 631 on backboard 612 with implementing before Example, which is compared, change.Specifically, 631 trapezoidal shape larger and for curve of the first lug.This size of first lug 631 and The change of shape provides dramatically increasing and enhancing reply in rotation and be applied to utensil during use for section moment of inertia The bending strength of power on 614.When utensil is in use, the intensity of the enhancing realizes bigger rotational stabilization and more Big rigidity.In this embodiment, the first lug 631 and the one of backboard 612 and can be by suppressing, being molded, the mode such as welding Formed.In a further embodiment, whole lugs disclosed herein can be shaped form to strengthen bending strength.

For the size of the first lug 631, its size can the sufficiently small He of notch 621 to allow by swing-around trajectory Gap between depressed part 622 and the first lug 631 is located in the gap to remove utensil 614.First lug 631 should It is sufficiently large to provide stability force when utensil rotates around track or when utensil 614 uses for utensil 614.

The add ons of embodiment shown in Fig. 6 A, Fig. 6 B and Fig. 7 are leaf spring backstop lug 666 and leaf spring edge 664. Pressure contiguity constraint utensil 614 between the leaf spring edge 664 and flat part 625 of utensil 614 is in order to avoid when its is in an open position When rotate during use.When notch 628 is cut the bottom side of utensil 614, it blocks leaf spring backstop lug 666 and prevented Pressure contact position is crossed in the springing of leaf spring 632.

In alternative embodiments, backboard 612 may include multipurpose tool 662.Additional embodiment is included in circle first and cut Protuberance on mouthfuls 624, needed for the identical radial deflection with the whole periphery of the circular form of the first otch 24 shown in Fig. 2 Power compare, it needs less force diametrically to deflect disengaging.This provides the reduction of insertion force, and therefore when manufacture is public When difference generates the interference state between the first otch 624 and pivot protrusion 637, user is helped to assemble pocket instrument.

With reference to figure 6A, in one embodiment, the thickness of the flat part of backboard 636 may be approximately equal to the top of backboard 632 Surface is by utensil pivot protrusion 637, the first lug 631, leaf spring 632, utensil maintenance projection 635 and utensil protector 634 The height of the protuberance formed.In alternative embodiments, the flat part of backboard 636 and the and of protuberance 637,631,632,635 634 combination thickness can be less than or equal to 4 millimeters, such as 4 millimeters, 3 millimeters or 2 millimeters.

Fig. 8 depicts the embodiment of pocket instrument 810, wherein additional lug is had added on backboard.What addition added One of many benefits of lug are the utensils or blade stability strengthened during rotation and during in an open position.The increasing Strong utensil or blade stability reduces the generation of the lug deformation shown with the time.Specifically, the implementation that Fig. 8 is described Example includes the first lug 820, the second lug 822 and the 3rd lug 824.In alternative embodiments, it is convex that first can be only existed The lug 822 of piece 820 and second.These lugs 820,822 and 824 can have different arc length or different radial widths.Lug 820th, 822 and 824 be configured to allow for utensil 814 to be rotated around track, at the same by utensil 814 constrain in perpendicular to or it is most of vertical In the plane of backboard 812.

In one embodiment, utensil 814 is removable.First backboard otch 860, the second backboard otch 862 and 3rd backboard otch 864 is dimensioned to be allowed for the escape (relief) of lug 820,822 and 824 to be upwardly formed The outward flange of arc.In one embodiment, utensil 814 can rotate as follows：Allow the first utensil guide rail section 832, Second utensil guide rail section 834, the 3rd utensil guide rail section 836 and the 4th utensil guide rail section 830 reach a position so that first Utensil guide rail section 832, the second utensil guide rail section 834, the 3rd utensil guide rail section 836 and the 4th utensil guide rail section 830 can be slided Cross the first backboard otch 860, the second backboard otch 862 and the 3rd backboard otch 864.

It is noted that second, third can have similar diameter with the 4th utensil guide rail section 834,836 with 830.Cause This, they can be considered and referred to as the second guide rail or the second utensil guide rail.Second guide rail can have otch, as shown in the diagram depicted , still, however it is included on track and for the second guide rail of rotation.

In certain embodiments, the utensil guide rail 832 of the 3rd utensil guide rail section 836 to the first, the and of the second utensil guide rail section 834 4th utensil guide rail section 830 is narrow.This allows the first lug 820 to have longer arc length so as to as the lug is in the second guide rail section 834 and the 4th rotate between guide rail section 830 and between the 4th guide rail section 830 and the first guide rail section 832 and are always to maintain and wrap Include the pressure contact of the guide rail of track.In addition, in these embodiments, the first utensil guide rail 832, the second utensil guide rail section 834, 3rd utensil guide rail section 836 and the 4th utensil guide rail section 830 can be with the one of utensil 814.

Figure 12 was depicted utensil 814 from the starting stage for being attached and removing with backboard 812.In this embodiment, pass through By utensil relative to backboard 812 be bent upwards and so that utensil elastic deformation and be enough no longer by utensil blade guard hinder Or the top on the fixed raised surface to supporting plane in gap, utensil 814 are removed.User must also descend thruster tool to catch Portion 846.The power that the user applies reduces the force being applied on utensil 814 by leaf spring 872 and utensil capture unit 846, So as to allow utensil 814 to rotate freely through and rotate up and cross utensil protector 816.In order to remove utensil 814, user Can be turned clockwise utensil 814, until the first utensil guide rail section 832, the second utensil guide rail section 834, the 3rd utensil guide rail section 836 and the 4th utensil guide rail section 830 reach a position so that the first utensil guide rail 832, the second utensil guide rail section the 834, the 3rd The utensil guide rail section 830 of utensil guide rail section 836 and the 4th can slip over the first backboard otch 860, the second backboard otch 862 and 3rd backboard otch 864.

In alternative embodiments, pocket instrument 810 can be by only having the backboard of the first lug and the second lug to form.At this In embodiment, can there are at least two backboard otch and three blade guide rail sections.In this embodiment, a lug can have The arc length narrower than another lug, while also there is longer radical length.In this embodiment, utensil can be it is removable or It is securely attached on backboard.

With reference to figure 8-11, in embodiment, there may be with utensil release portion 846 and utensil maintenance projection 870 Leaf spring 872.Utensil maintenance projection 870 can be sized to securely be assemblied in the 3rd utensil otch 842, so as to work as utensil 814 increase stability when in the close position.Second otch 844 can be constructed to allow for the utensil release portion entered on leaf spring 872 846 so that user can press utensil release portion 846 and enable utensil 814 to rotate freely and open.The quilt of notch 840 It is sized to the interlocking of utensil maintenance projection 870 so as to provide extra stability when utensil 814 is in an open position.Utensil The lug or projection that stopper section 848 can be pressing, be molded or bend in backboard 812.By as user is to utensil 814 Apply downward power and downward power is provided on the top of utensil 814, when utensil or blade in an open position, utensil stops Stopper 848 provides utensil or blade stability.Embodiment alternatively can include multipurpose tool 850 or at least one utensil is prevented Guard 816.

The alternate embodiment of pocket instrument 910 is shown in Figure 13.In this embodiment, backboard 812 be present and describe For the utensil 914 of blade.Many design features of the embodiment are similar to above for those described by Fig. 8-12.For example, Pocket instrument 910 also has backboard 912, leaf spring 930, at least one utensil with two or three lugs 920,922 and 924 Protector, notch 950, the first utensil guide rail 942, the second utensil guide rail section 944, the 3rd utensil guide rail section 946 and optional 4th utensil guide rail section 940.In this embodiment, the first utensil guide rail 932, the second utensil guide rail section 934, the 3rd utensil guide rail The utensil guide rail section 930 of section 936 and the 4th can be with the one of utensil 914.

It will be understood by those skilled in the art that the lug described in this paper whole embodiments can be placed into it is described herein Utensil on, and track can with backboard as described herein one.

A difference in the embodiment of pocket instrument 910 is that utensil stopper section 936 can be configured to prevent utensil 914 Excessive rotation and stability is increased to utensil 914 in an open position.Additionally, utensil catches lug 932 and can replaced For utensil maintenance projection 870, this will increase stability for the in an open position and utensil of closing position 914.Utensil catches convex Piece 932, which can be configured to catch otch 952 and 950 with utensil, to be interlocked, so as to when utensil is in the close position and increases during open position Add the stability of utensil.Moreover, backboard 912 can include the 4th backboard otch 934, by way of example, the 4th backboard Otch can be novel design, the profile of all wolf bodies as shown in figure 14.In addition, backboard 912 may include to serve as bottle opener Otch, the otch can be shaped for example similar to hammer.

The additional teaching of embodiment disclosed herein is by described by each guide rail and lug embodiment for discussing before Mechanical interlock systems.The advantages of these interlocked mechanical systems is, they provide for various fixture embodiments stability and Removable property.By designing lug and corresponding guide rail in a manner described, user can be easily from his or her small size Pocket instrument removes utensil.The interlocking realizes that this is the progress relative to prior art without using pin or fastener.This Outside, interlocking allows have rotation steady when utensil is in use or is rotated around track embodiment disclosed herein as described herein It is qualitative.

Unless clearly making opposite instruction, the term for not having numeral-classifier compound to limit in the specification and claims should It is interpreted as including plural thing.Unless making opposite instruction or from context it is clear that else if in group membership One, it is more than one or be all present in given product or process, be employed in given product or process or with other Mode and given product or process are related, then included between one group of more than one member "or" claim or Specification is believed to satisfy.

The definite member that the present invention is included in group be present in given product or during, used in given product During the or or otherwise embodiment relevant with given product or process.Present invention additionally comprises more than one composition Member or whole group membership be present in given product or process, using given product during or otherwise with to The relevant embodiment of fixed product or process.Moreover, it will be appreciated that present invention encompasses the modified example of whole, combine and put Change, wherein unless making regulation or unless obviously will appear from contradiction or inconsistent for those of ordinary skills, Otherwise one or more one or more restrictions in listed claim, key element, clause, descriptive term etc. are drawn Enter to be subordinated to (or related any other claim) in another claim of same foundation claim.

In the case where key element is rendered as list (for example, in marlcush group or similar form), it will be appreciated that also disclose Each subgroup of key element, and any key element can remove from group.It should be appreciated that usually, in the side of the present invention or the present invention Face is referred to as in the case of including specific key element, feature etc., the present invention or the solution of the present invention some embodiments include or Person basically comprises the key element, feature etc..For simplified purpose, those embodiments are not in all cases all with herein such as Wording more than this specifically illustrates.It is also understood that any embodiment or aspect of the present invention can be explicitly from claims Exclude, regardless of whether describing the specific exclusion in the description.Cited in the full text of this application all referring to thing (including Bibliographic reference, the patent of issue and disclosed patent application and website) entire content all clearly merge by reference In this.

After description above of reading, some modification embodiments and alternate embodiment of the invention are for people in the art It will be apparent for member.Therefore, the specification should be interpreted that only exemplary, and be to instruct people in the art Member is used for the purpose of preferred embodiment of the present invention.The details of structure can significantly change, without departing from the essence of the present invention God, and retain the exclusive use of whole modified examples in the range of appended claims.In this specification, lead to Cross it is enabled write clear and brief description book mode and describe embodiment, it is intended that and will realize that embodiment can be more Combine or separate sample, without departing from the present invention.Purpose is the present invention only required by appended claims and applicable regulation In the range of be restricted.

Claims (14)

1. a kind of mechanical interlock systems, including：

A. the first guide rail and the second guide rail, wherein the diameter of first guide rail is less than the diameter of second guide rail；

B. first guide rail and second guide rail are disposed concentrically upon around circular surface so as to form track；And

C. first guide rail and second rail configurations is rotatably interlock with the first lug and the second lug, wherein described First lug and the second lug have different arc length and radical length；And

D. small size pocket instrument, wherein the small size pocket instrument also includes：

Backboard, it further comprises the first lug, leaf spring and at least one utensil protector；Wherein described leaf spring further comprises Utensil capture unit；And

Utensil, it further comprises the first otch in track, wherein a part for the utensil is configured to work as the device Couple when having in the close position with the utensil capture unit, wherein the track construction for the backboard interlock to allow State the affined rotary motion of utensil.

2. mechanical interlock systems according to claim 1, further comprise being configured to lead with first guide rail and second The 3rd lug that rail rotatably interlocks, wherein the 3rd lug has the arc length different from first lug or the second lug And radical length.

3. mechanical interlock systems according to claim 1 or 2, wherein first lug and the second lug are that shaped form is convex Piece.

4. mechanical interlock systems according to claim 1, wherein：

A. the first lug and the second lug are formed by single bulk mechanical；

B. the beginning of both the first lug and second lug and latter end are substantially parallel；And

C. the downside of each lug is on the central axis of the first guide rail and the second guide rail rotational symmetry.

5. the mechanical interlock systems according to claim 1 with small size pocket instrument, wherein the utensil includes：Knife Piece, screwdriver, saw, spanner, inner hexagon spanner, box opener, letter opener, lockaid gun, fruit peeler, ruler, hair comb, seat peace Full band cutter, glass breaking instrument, bottle opener, can opener, scissors, chisel or wire cutting device.

6. the mechanical interlock systems according to claim 1 with small size pocket instrument, wherein the utensil is removable Remove.

7. the mechanical interlock systems according to claim 1 with small size pocket instrument, wherein the thickness of the backboard It is approximately equal to the thickness of the utensil.

8. the mechanical interlock systems according to claim 1 with small size pocket instrument, wherein the backboard and described The combination thickness of utensil is less than or equal to 4 millimeters.

9. the mechanical interlock systems according to claim 1 with small size pocket instrument, wherein at least one utensil are prevented Guard is tapered so that it is thicker on the edge close to the backboard, described when the utensil is in the closing position Taper with towards the rear portion of the utensil it is tapered decrement and the anterior thickness with the utensil is inversely proportional.

10. mechanical interlock systems according to claim 2, in addition to：Around the 3rd otch of the 3rd lug, wherein The track construction is to be interlocked when the utensil is in insertion position with the 3rd lug to allow the rotation of the utensil Transhipment is dynamic.

11. the mechanical interlock systems according to claim 10 with small size pocket instrument, wherein the 3rd lug With the arc length different from the arc length of first lug or the second lug.

12. the mechanical interlock systems according to claim 10 with small size pocket instrument, wherein the 3rd lug It is shaped form lug.

13. the mechanical interlock systems according to claim 1 with small size pocket instrument, wherein when the utensil is caught Portion's leaf spring applying power when being located in that part for being configured to be joined to the utensil capture unit of the utensil On the utensil.

14. the mechanical interlock systems according to claim 1 with small size pocket instrument, further comprise：

A. with the leaf spring one utensil catch lug, wherein the utensil catch lug be configured to in the utensil Utensil catches otch interlocking；With

B. the stopper section of the utensil rotation is prevented.