CN202640372U - Blade-replaceable cutter - Google Patents
Blade-replaceable cutter Download PDFInfo
- Publication number
- CN202640372U CN202640372U CN 201220133343 CN201220133343U CN202640372U CN 202640372 U CN202640372 U CN 202640372U CN 201220133343 CN201220133343 CN 201220133343 CN 201220133343 U CN201220133343 U CN 201220133343U CN 202640372 U CN202640372 U CN 202640372U
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- blade
- knife
- interchangeable
- handle
- guarded
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Abstract
The utility model provides a blade-replaceable cutter which comprises a cutter handle and a plurality of cutter heads, wherein the cutter heads can be folded into the cutter handle or unfolded from the cutter handle respectively in a folding or sliding mode. At least one of the cutter heads comprises a cutter rest, a blade and a clamping and locking device capable of fixing the blade onto the cutter rest. The blade-replaceable cutter is characterized by further comprising a limit device. When the cutter rest and the blade are folded in the cutter handle, and the clamping and locking device is in an unlocking state, the limit device can prevent the blade from dropping off from the cutter rest by limiting the displacement of the blade relative to the cutter rest.
Description
Technical field
The utility model relates to the interchangeable guarded blade utility knife of blade, is specifically related to prevent the safety tool knife of blade accidental, belongs to the hand-operated tools field.
Background technology
The interchangeable collapsible and telescopic tool cutter of blade is used current having obtained widely because of their fast changeable blades and portable characteristics.
The interchangeable folding tool cutter of blade generally include can folded income handle of a knife knife rest, be fixed on the blade on the knife rest and be used for blade is fixed on buckling and locking device on the cutter.When needs more during allowing blade replacement, first knife rest is launched, then buckling and locking device is arranged to blade to be extracted out from knife rest behind the released state and is changed.
Also has a kind of interchangeable folding tool cutter of blade with back of the body lock construction in the prior art, this back of the body lock construction generally includes the pivotable breech lock that its back is set, when knife rest launches fully, be latched in pivot under the effect of spring and kayser in the draw-in groove that is arranged on the knife rest afterbody, thereby tool carrier lock is fixed on expanded position.Only press breech lock, itself and draw-in groove are broken away from, could be with in the folding income of the knife rest handle of a knife.This back of the body lock construction is disclosed in the Chinese patent CN201020261986.5 of " cutting knife " by name.
Also have a kind of with the interchangeable folding tool cutter of the blade of limit lock construction in the prior art, this limit lock construction generally includes the deflection reed that is arranged in the handle of a knife, when knife rest launches fully, the deflection reed on deflection and kayser under the effect of self elastic force are arranging lock part on the knife rest afterbody, thereby tool carrier lock is fixed on expanded position.Only have the thruster reed, itself and lock part are broken away from, could be with in the folding income of the knife rest handle of a knife.This limit lock construction is disclosed in the Chinese patent CN200920050771.6 of " a kind of folding knife " by name.
And the interchangeable guarded blade utility knife of telescopic blade of the prior art comprises the slidably knife rest of retraction handle of a knife, is fixed on the blade on the knife rest and is used for blade is fixed on buckling and locking device on the cutter.Generally also comprise a push button that links to each other with knife rest in addition, press and promote this push button and knife rest is slipped in the handle of a knife or from handle of a knife skid off.When needs more during allowing blade replacement, first knife rest is skidded off from handle of a knife, then buckling and locking device is arranged to blade to be extracted out from knife rest behind the released state and is changed.This telescopic structure is disclosed in the Chinese patent CN200910048668.2 of " cutting knife " by name.
Existing buckling and locking device for the interchangeable guarded blade utility knife of above-mentioned these blades has various ways, but generally all comprises a changeover module, by operating this changeover module this buckling and locking device is switched between kayser state and released state.
Fig. 1,2 shows at the interchangeable guarded blade utility knife a kind of buckling and locking device commonly used of blade, and this buckling and locking device comprises changeover module 1, latch assembly 2 and spring assembly 3.Wherein under the kayser state, latch assembly 2 is buckled under the effect of spring assembly 3 in the groove 4 at blade back, as shown in Figure 1; When needing release, stir changeover module 1 downwards, make spring assembly 3 compression and latch assembly 2 perks, latch assembly 2 is thrown off in groove 4.This moment, buckling and locking device namely was in released state, blade 5 directly can be extracted out, as shown in Figure 2.
Fig. 3-6 shows the another kind of buckling and locking device that can be used on the interchangeable guarded blade utility knife of blade, and this buckling and locking device comprises changeover module 1, latch assembly 2 and spring assembly 3.Wherein under the kayser state, latch assembly 2 is buckled under the effect of spring assembly 3 in the groove at blade back, shown in Fig. 3,4; When needing release, press changeover module 1 downwards, make spring assembly 3 compression and latch assembly 2 deflections, so latch assembly 2 is deviate from groove 4.This moment, buckling and locking device namely was in released state, blade 5 directly can be extracted out, shown in Fig. 5,6.
Two kinds of more common buckling and locking devices have below just been enumerated, the buckling and locking device that also has in the prior art a variety of fast changeable blades, but no matter adopt above-mentioned which kind of buckling and locking device, all there is following defective in the interchangeable guarded blade utility knife of this class blade: for easy to operate, this changeover module often is arranged on and is easy to the position that contacts on the cutter.Even blade and knife rest are in receiving state like this, when for example being carried in user's the pocket, if the changeover module unintentionally touched buckling and locking device that just may cause is in released state, blade may come off and sharp blade damages the user most probably from knife rest, as shown in Figure 7.This potential safety hazard may cause very serious consequence, should do one's utmost to avoid.
For overcoming defects, the purpose of this utility model has provided a kind of safe interchangeable guarded blade utility knife of blade.
The utility model content
Because the defects of prior art, technical problem to be solved in the utility model provides a kind of safe interchangeable guarded blade utility knife of blade.
For achieving the above object, the utility model provides a kind of blade interchangeable guarded blade utility knife in first aspect, comprise handle of a knife, knife rest, blade and blade is fixed to buckling and locking device on the knife rest, knife rest and blade can be changed between primary importance and the second place, when being in primary importance, knife rest and blade can carry out cutting work with blade, knife rest and blade are received into handle when knife rest and blade are in the second place, this guarded blade utility knife also comprises stopping means, stopping means is set to be positioned at the second place when knife rest, and when buckling and locking device was in released state, stopping means prevented that by the displacement of restriction blade phase cutter setting frame blade from coming off from knife rest.
In preferred embodiments of the present utility model, stopping means is the lug boss that stops that the blade that is arranged in the second place is deviate from from knife rest.。
In another preferred embodiments of the present utility model, boss is in the medial surface of handle of a knife.。
In another preferred embodiments of the present utility model, lug boss and handle of a knife are integrated.
In another preferred embodiments of the present utility model, lug boss is set to be close to blade.
In another preferred embodiments of the present utility model, the blade that is in the second place is subject to stopping of lug boss simultaneously below the direction of deviating from and its.
In another preferred embodiments of the present utility model, lug boss is one or more.
In another preferred embodiments of the present utility model, stopping means comprises the protective sleeve that is enclosed within on the blade, and protective sleeve removably is fixed on the knife rest.
In another preferred embodiments of the present utility model, protective sleeve comprises buttonhole section, is provided with the button section that can cooperate with described buttonhole section on the knife rest.
In another preferred embodiments of the present utility model, link to each other by the gross weight structure between the body of buttonhole section and protective sleeve.
Second aspect of the present utility model provides a kind of blade interchangeable folding tool cutter, comprise handle of a knife, knife rest, blade and blade is fixed to buckling and locking device on the knife rest, knife rest and blade can be unfolded by folding the income in the handle of a knife or from handle of a knife, this guarded blade utility knife also comprises stopping means, stopping means is set in knife rest and the folded income handle of a knife of blade, and when buckling and locking device was in released state, stopping means prevented that by the displacement of restriction blade phase cutter setting frame blade from coming off from knife rest.
In preferred embodiments of the present utility model, stopping means is the lug boss that stops that blade is deviate from from knife rest.
In another preferred embodiments of the present utility model, boss is in the medial surface of handle of a knife.
In another preferred embodiments of the present utility model, lug boss and handle of a knife are integrated.
In another preferred embodiments of the present utility model, lug boss is set to be close to blade.
In another preferred embodiments of the present utility model, the blade of income handle of a knife is subject to stopping of lug boss simultaneously below the direction of deviating from and its.
In another preferred embodiments of the present utility model, lug boss is one or more.
In another preferred embodiments of the present utility model, stopping means comprises the protective sleeve that is enclosed within on the blade, and protective sleeve removably is fixed on the knife rest.
In another preferred embodiments of the present utility model, protective sleeve comprises buttonhole section, is provided with the button section that can cooperate with described buttonhole section on the knife rest.
In another preferred embodiments of the present utility model, link to each other by the gross weight structure between the body of buttonhole section and protective sleeve.
In another preferred embodiments of the present utility model, the interchangeable folding tool cutter of blade has back of the body lock construction.
In another preferred embodiments of the present utility model, the interchangeable folding tool cutter of blade has the limit lock construction.
In another preferred embodiments of the present utility model, lug boss extends from the side that is arranged on the deflection reed in the handle of a knife.
In another preferred embodiments of the present utility model, lug boss is to be formed by the bending of the part of deflection reed.
The utility model provides a kind of blade interchangeable telescopic tool cutter in the third aspect, comprise handle of a knife, knife rest, blade and blade is fixed to buckling and locking device on the knife rest, knife rest and blade can stretch out in the retraction handle of a knife or from handle of a knife by slip, it is characterized in that guarded blade utility knife also comprises stopping means, stopping means is set in knife rest and blade retraction handle of a knife, and when buckling and locking device was in released state, stopping means prevented that by the displacement of restriction blade phase cutter setting frame blade from coming off from knife rest.
In better embodiment of the present utility model, stopping means comprises the protective sleeve that is enclosed within on the blade, and protective sleeve removably is fixed on the guarded blade utility knife.
In better embodiment of the present utility model, protective sleeve comprises buttonhole section, is provided with the button section that can cooperate with buttonhole section on the guarded blade utility knife.
In better embodiment of the present utility model, link to each other by the gross weight structure between the body of buttonhole section and protective sleeve.
The utility model provides a kind of blade interchangeable guarded blade utility knife in fourth aspect, comprise handle of a knife and a plurality of cutter head, cutter head can be incorporated in the handle of a knife or from handle of a knife by mode folding or that slide respectively and launch, cutter head one of them includes knife rest at least, blade and blade is fixed to buckling and locking device on the knife rest, it is characterized in that guarded blade utility knife also comprises stopping means, stopping means is set to work as knife rest and blade is incorporated in the handle of a knife, and when buckling and locking device was in released state, stopping means prevented that by the displacement of restriction blade phase cutter setting frame blade from coming off from knife rest.
In better embodiment of the present utility model, cutter head is separately positioned on the two ends of handle of a knife.
In better embodiment of the present utility model, cutter head is arranged on the same end of handle of a knife.
In better embodiment of the present utility model, knife rest is incorporated in the handle of a knife or from handle of a knife by folding mode and launches, and stopping means is the lug boss that stops that blade is deviate from from knife rest.
In another preferred embodiments of the present utility model, boss is in the medial surface of handle of a knife.
In another preferred embodiments of the present utility model, lug boss and handle of a knife are integrated.
In another preferred embodiments of the present utility model, lug boss is set to be close to blade.
In another preferred embodiments of the present utility model, the blade that is in the second place is subject to stopping of lug boss simultaneously below the direction of deviating from and its.
In another preferred embodiments of the present utility model, lug boss is one or more.
In another preferred embodiments of the present utility model, stopping means comprises the protective sleeve that is enclosed within on the blade, and protective sleeve removably is fixed on the folding tool cutter.
In another preferred embodiments of the present utility model, protective sleeve comprises buttonhole section, and buttonhole section is buckled in the button section that is arranged on the knife rest.
In another preferred embodiments of the present utility model, link to each other by the gross weight structure between the body of buttonhole section and protective sleeve.
In another preferred embodiments of the present utility model, the interchangeable folding tool cutter of blade has back of the body lock construction.
In another preferred embodiments of the present utility model, the interchangeable folding tool cutter of blade has the limit lock construction.
In another preferred embodiments of the present utility model, lug boss extends from the side that is arranged on the deflection reed in the handle of a knife.
In another preferred embodiments of the present utility model, lug boss is to be formed by the bending of the part of deflection reed.
The utility model is by setting up stopping means at the interchangeable guarded blade utility knife of existing blade, thereby thoroughly eliminated the hidden danger that blade comes off and personnel are damaged from cutter in receiving state.
Be described further below with reference to the technique effect of accompanying drawing to design of the present utility model, concrete structure and generation, to understand fully the purpose of this utility model, feature and effect.
Description of drawings
Fig. 1 is a kind of buckling and locking device of the prior art, and this buckling and locking device is in the kayser state.
Fig. 2 is the buckling and locking device that is in the Fig. 1 in the released state.
Fig. 3 is the top view of another kind of buckling and locking device in the prior art, and this buckling and locking device is in the kayser state.
Fig. 4 is the front view of buckling and locking device among Fig. 3.
Fig. 5 is the top view of buckling and locking device among Fig. 3, and this buckling and locking device is in released state.
Buckling and locking device on Fig. 6 among Fig. 3, and blade is partly deviate from from knife rest.
Fig. 7 shows the schematic diagram that blade comes off from cutter.
Fig. 8 shows the front view according to the embodiment of the interchangeable folding tool cutter of blade of the present utility model.
Fig. 9 shows the front view according to another embodiment of the interchangeable folding tool cutter of blade of the present utility model.
Figure 10 shows the front view according to the embodiment of the interchangeable folding tool cutter of blade with back of the body lock construction of the present utility model.
Figure 11 shows the front view of the interchangeable folding tool cutter of blade with limit lock construction.
Figure 12 is the top view of Figure 10.
Figure 13 shows the front view according to embodiment of the present utility model of the interchangeable folding tool cutter of the blade with limit lock construction that is applied among Figure 11 and Figure 12.
Figure 14 shows the top view according to another embodiment of the present utility model of the interchangeable folding tool cutter of the blade with limit lock construction that is applied among Figure 11 and Figure 12.
Figure 15 shows the front view according to another embodiment of the interchangeable folding tool cutter of blade of the present utility model.
Figure 16 is the phantom on the A-A direction among Figure 15.
Figure 17 is the enlarged drawing at the B place among Figure 16.
Figure 18 is the front view according to an embodiment of the interchangeable telescopic tool cutter of blade of the present utility model, and buckling and locking device is in the kayser state.
Figure 19 is the front view that embodiment is in released state among Figure 18.
The specific embodiment
As previously mentioned, the purpose of this utility model has provided a kind of safe interchangeable guarded blade utility knife of blade, and this purpose is to realize by setting up stopping means at the interchangeable guarded blade utility knife of existing blade.This stopping means is set to, and when knife rest is incorporated in the handle of a knife, and buckling and locking device can prevent that blade from coming off from knife rest when being in released state.
Shown in Fig. 8 according to an embodiment of the present utility model in, 100 is the interchangeable folding tool cutter of blade, this moment stopping means be extended lug boss 106a on the medial surface of handle of a knife 109.Blade 105 is fixed on the knife rest 107 by buckling and locking device, when knife rest 107 folded income handle of a knife 109, and the end 1051 of blade 105 and this lug boss 106a next-door neighbour.When changeover module 101 is touched and when causing buckling and locking device to be in released state, blade 105 is deviate from knife rest 107 slightly accidentally, it is upper and stopped by it that its end 1051 namely can be resisted against this lug boss 106a, thereby blade 105 can not be come off from knife rest 107.
This moment, stopping means can be such as the independently parts 106a on the handle of a knife medial surface of being fixed among Fig. 8, also can be as shown in Figure 9, was designed to integrated 106b with handle of a knife.106b also can enter in rear assembling in addition.
Similarly, for the folding tool cutter with back of the body lock construction as described in Figure 10, breech lock 114 is under the effect of spring 115 among the figure, in the draw-in groove 116 of kayser on knife rest 107 afterbodys, and stopping means is provided in a side of the lug boss 106e on the handle of a knife medial surface, lug boss 106e equally also can be the independently parts that are fixed on the handle of a knife medial surface, also can be designed to integratedly with handle of a knife, perhaps also can rear assembling enter.
For the interchangeable folding tool cutter of the blade with limit lock construction as shown in figure 11, be provided with the deflection reed 108 of locking action in its handle of a knife, see Figure 12.This moment, stopping means also can be that lug boss 106c is extended in the side of self-deflection reed 108, and Figure 13 perhaps itself is exactly the 106d that the part bending by deflection reed 108 forms, Figure 14.
Play the effect that stops that blade comes off from cutter, then the distance of above-mentioned lug boss and blade should be set to when the end of blade against to this lug boss the time, blade has at least a part also to stay in the knife rest, and blade can not be broken away from from knife rest fully.
If yet be set to and the blade apart from each other when lug boss, when blade touched lug boss, when the existing part of blade was deviate from from knife rest, the blade of deviating from like this may be to its below, that is the direction of its blade one side tilts.The blade that tilts so on the one hand may partly be exposed to outside the handle of a knife, and the blade that tilts on the other hand also might be stuck between lug boss and the latch assembly and in a dilemma.One of ways of addressing this issue is to arrange lug boss very approaching with the end of blade, so that blade is deviate from slightly and namely can be stopped by lug boss and can run-off the straight.Another method is to make lug boss to be arranged in the part of blade on the direction that knife rest breaks away from except having, the below that also has the blade that is positioned at, that is the part on the direction of its blade one side, such as the 1061a among Fig. 8 and the 1061b among Fig. 9, perhaps also two lug bosses can be set simultaneously, one of them is arranged in blade on the direction that knife rest breaks away from, and another is positioned at the below of the blade of deviating from.So just can limit simultaneously the free degree of blade on this both direction, both avoid blade to deviate from fully, prevent again the blade run-off the straight downwards that part is deviate from, cause the part of blade to protrude from outside the handle of a knife.
It is to be noted, more existing folding tool cuttves are in order to connect two handle bodies of handle of a knife, be provided with the connection bearing pin at the two ends of handle of a knife, yet from the foregoing, lug boss need to break away from special the setting for preventing blade, owing to the bearing pin on the existing folding tool cutter handle of a knife or other like all are not to arrange for this purpose, therefore can not prevent all or can not prevent reliably at least that blade from coming off.
Shown in Figure 15 according to another embodiment of the present utility model in; stopping means is set to be enclosed within the protective sleeve 110 on the blade 105; protective sleeve 110 is buckled in the button section 112 that is arranged on the knife rest 107 by its buttonhole section 111, thereby blade 105 is limited in the protective sleeve 110.For ease of buttonhole section 111 is buckled in the button section 112, can be linked to each other by gross weight structure 113 of the prior art between the body of buttonhole section 111 and protective sleeve 110.This gross weight structure 113 is widely used in the connection between the plastic parts, and the reliable connection between the plastic parts both can be provided, and can provide again good folding performance, such as Figure 16 and shown in Figure 17.Like this when blade 105 is incorporated in the handle of a knife; even buckling and locking device is in the unlocked position, as long as protective sleeve 110 is not removed, blade 105 just can not be deviate from from knife rest; and only need before using buttonhole section 111 is untied in button section 112, protective sleeve 110 is got final product from blade 105 excisions.After use, first protective sleeve 110 is enclosed within on the blade 105 again, then with in its income handle.Can be understood that other dissoluble fixed form of the prior art also can be used for protective sleeve is fixed on the guarded blade utility knife, such as snap-fastener, sticking felt etc.Although what Figure 15-17 illustrated is the conventional interchangeable folding tool cutter of blade, can be understood that the stopping means of this protection shell type is equally applicable to carry on the back locking-type or the interchangeable folding tool cutter of limit locking-type blade.
Figure 18,19 shows protective sleeve 110 is applied to a embodiment on the interchangeable guarded blade utility knife of telescopic blade, and blade 105 and protective sleeve 110 can bounce back in the handle of a knife.Same under the restriction of protective sleeve 110, even buckling and locking device is in the unlocked position, as long as protective sleeve 110 is not disengaged, blade 105 just can not come off from cutter, as shown in figure 18.
In addition, can be understood that by those skilled in the art, the utility model also can be applied to for example Figure 11, have a plurality of cutter head (Figure 11 in 12, in 12 for laying respectively at two cutter heads at handle of a knife two ends) guarded blade utility knife on, because no matter which kind of workpiece each cutter head is, be arranged on an end or the two ends of guarded blade utility knife, to be incorporated in the handle of a knife by mode folding or that slide, as long as one of them of the cutter head of this guarded blade utility knife has the problem that foregoing detachable blade will exist the utility model to be intended to solve, just can use according to stopping means of the present utility model and eliminate the potential safety hazard that blade may come off.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art need not creative work and just can make many modifications and variations according to design of the present utility model.Therefore, all in the art technical staff comply with design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should be in the determined protection domain by claims.
Claims (16)
1. guarded blade utility knife that blade is interchangeable, comprise handle of a knife and a plurality of cutter head, described cutter head can be incorporated in the described handle of a knife or from described handle of a knife by mode folding or that slide respectively and launch, described cutter head one of them includes knife rest at least, blade and described blade is fixed to buckling and locking device on the described knife rest, it is characterized in that described guarded blade utility knife also comprises stopping means, described stopping means is set to work as described knife rest and blade is incorporated in the described handle of a knife, and when described buckling and locking device was in released state, described stopping means prevented that by the displacement that limits the relatively described knife rest of described blade described blade from coming off from described knife rest.
2. the interchangeable guarded blade utility knife of blade as claimed in claim 1, wherein said cutter head is separately positioned on the two ends of handle of a knife.
3. the interchangeable guarded blade utility knife of blade as claimed in claim 1, wherein said cutter head is arranged on the same end of handle of a knife.
4. the interchangeable guarded blade utility knife of blade as claimed in claim 1, wherein said knife rest are incorporated in the described handle of a knife or from described handle of a knife by folding mode and launch, and described stopping means is the lug boss that stops that described blade is deviate from from described knife rest.
5. the interchangeable guarded blade utility knife of blade as claimed in claim 4, wherein said boss is in the medial surface of described handle of a knife.
6. the interchangeable guarded blade utility knife of blade as claimed in claim 5, wherein said lug boss and described handle of a knife are integrated.
7. such as the interchangeable guarded blade utility knife of each described blade among the claim 4-6, wherein said lug boss is set to and the described blade next-door neighbour who takes in described handle of a knife.
8. such as the interchangeable guarded blade utility knife of each described blade among the claim 4-6, the described blade that wherein is in the second place is subject to stopping of described lug boss simultaneously below the direction of deviating from and its.
9. the interchangeable guarded blade utility knife of blade as claimed in claim 8, wherein said lug boss is one or more.
10. the interchangeable guarded blade utility knife of blade as claimed in claim 1, wherein said stopping means comprises the protective sleeve that is enclosed within on the described blade, described protective sleeve removably is fixed on the described knife rest.
11. the guarded blade utility knife that blade as claimed in claim 10 is interchangeable, wherein said protective sleeve comprises buttonhole section, is provided with the button section that can cooperate with described buttonhole section on the described folding tool cutter.
12. the guarded blade utility knife that blade as claimed in claim 11 is interchangeable links to each other by the gross weight structure between the body of wherein said buttonhole section and described protective sleeve.
13. the guarded blade utility knife that blade as claimed in claim 4 is interchangeable wherein also has back of the body lock construction.
14. the guarded blade utility knife that blade as claimed in claim 4 is interchangeable wherein also has the limit lock construction.
15. the guarded blade utility knife that blade as claimed in claim 14 is interchangeable, wherein said lug boss extends from the side that is arranged on the deflection reed in the described handle of a knife.
16. the guarded blade utility knife that blade as claimed in claim 15 is interchangeable, wherein said lug boss are to be formed by the bending of the part of described deflection reed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220133343 CN202640372U (en) | 2012-03-31 | 2012-03-31 | Blade-replaceable cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220133343 CN202640372U (en) | 2012-03-31 | 2012-03-31 | Blade-replaceable cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202640372U true CN202640372U (en) | 2013-01-02 |
Family
ID=47409537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220133343 Withdrawn - After Issue CN202640372U (en) | 2012-03-31 | 2012-03-31 | Blade-replaceable cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202640372U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672730A (en) * | 2012-03-31 | 2012-09-19 | 杭州巨星工具有限公司 | Blade replaceable tool cutter |
| CN104139402A (en) * | 2014-07-23 | 2014-11-12 | 徐杰 | Folding knife capable of being dismounted and mounted rapidly |
| US10046466B2 (en) | 2012-03-31 | 2018-08-14 | Hangzhou Great Star Tools Co., Ltd. | Utility knife with replaceable blade |
-
2012
- 2012-03-31 CN CN 201220133343 patent/CN202640372U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672730A (en) * | 2012-03-31 | 2012-09-19 | 杭州巨星工具有限公司 | Blade replaceable tool cutter |
| US10046466B2 (en) | 2012-03-31 | 2018-08-14 | Hangzhou Great Star Tools Co., Ltd. | Utility knife with replaceable blade |
| CN104139402A (en) * | 2014-07-23 | 2014-11-12 | 徐杰 | Folding knife capable of being dismounted and mounted rapidly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130102 Effective date of abandoning: 20150930 |
|
| RGAV | Abandon patent right to avoid regrant |