CN203792360U - Tool with replaceable blade - Google Patents
Tool with replaceable blade Download PDFInfo
- Publication number
- CN203792360U CN203792360U CN201420110195.0U CN201420110195U CN203792360U CN 203792360 U CN203792360 U CN 203792360U CN 201420110195 U CN201420110195 U CN 201420110195U CN 203792360 U CN203792360 U CN 203792360U
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- China
- Prior art keywords
- blade
- housing
- cutter
- lid
- changeable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a tool with a replaceable blade. The tool comprises a shell, a cover body arranged on the shell and a tool rest arranged between the shell and the cover body. The tool with the replaceable blade is characterized in that the tool rest is provided with the blade which can move between a stretching position and a contracting position, the periphery of the position, adjacent to the contracting position, of the blade is provided with a tool magazine frame, the tool magazine frame is provided with a blade-shaped internal space which is used for containing a blade to be used, the cover body can be connected to the shell in an opening mode, and the tool rest is fixed between the cover body and the shell.
Description
Technical field
The utility model relates to a kind of cutter, relates to or rather a kind of changeable blade that has, and the cutter of automatically replaceable blade.
Background technology
For cutter etc., need the cutter that blade is very thin, blade very easily damages in the process of using, and how more allowing blade replacement is safely and fast to need the problem that solves.In general the cutter of current automatically replaceable blade, comprises the transportable cutter frame structure with blade, and under the state shrinking at blade, with blade in same horizontal direction the standby tool magazine in same position, for placing spare blade.At needs, more in allowing blade replacement, as long as the lengthwise position of auto-changing blade is to using on the position of blade, substitute original blade, realize automatic upper slitter.
US Patent No. 6553674 has disclosed is a kind ofly with standby tool magazine, and the replaceable blade utility knife of automatically replaceable blade.A magazine tool door is wherein set on the position at tool magazine at lid, and magazine tool door is connected by the pivot of top and the housing of cutter, and tool magazine has a springlock, and when opening springlock, the door of tool magazine is opened along pivot.The defect of this design is, owing to need to keeping the closely cooperating of housing of magazine tool door and cutter, gap between magazine tool door pivot place and the housing of cutter is as far as possible little, so magazine tool door can only be opened to 90 degree left and right, give like this placement and take out spare blade and cause difficulty, for very thin blade, be also easy to hurt user, the design of springlock also can occupy space in addition, makes structure compact not.
So also need to place easily and safely the replaceable blade utility knife of spare blade on market.
Utility model content
The purpose of this utility model is to provide a kind of cutter, and its spare blade leaves handle place in, and lid can integral body be opened, easily and safely allowing blade replacement more.
The purpose of this utility model is to provide a kind of cutter, and it is allowing blade replacement simple in structure more, and more allowing blade replacement is rapidly convenient.
For achieving the above object, the utility model provides a kind of cutter of changeable blade to comprise housing, be arranged on the lid on described housing, and be arranged on the knife rest between described housing and described lid, it is characterized in that, the blade that can move between the position of stretching out and shrinking is installed on described knife rest, and the periphery on the adjacent position of the punctured position of described blade is provided with tool magazine stand, described tool magazine stand has the inner space of blade shapes, for placing stand-by blade.Wherein, described lid can be opened and be connected on described housing, and described knife rest is fixed between described lid and described housing.
Together with described housing passes through pivot knuckles with described lid.
Described housing has front and rear, and described knife rest is arranged on described front portion, and for described blade is installed, described rear portion is provided with resettlement section, can place spare blade, and described lid is enclosed in described knife rest and described resettlement section in described housing.
The described knife rest that is positioned at housing front portion comprises blade holder, can move to make to be arranged on blade in described blade holder outside exposing described housing and be accommodated in described housing along described knife rest and change between two positions.
Described knife rest also comprises slip control piece, and described slip control piece comprises and is positioned at the connecting portion that the Handheld Division of described hull outside is connected with blade holder to downward-extension with Handheld Division.
Described coupling part is two parts, upper and lower, described bottom has towards the side of housing direction protruding, between the bottom of described bottom and the contact-making surface of described blade holder, there is spring, described housing is the spaced depression of tool in the travel range of described slip control piece, and described side is protruding is positioned at described depression.
On described blade, have lock part, described lock part is breach or the through hole on blade back, and described blade is removably fixed in described blade holder by described lock part.
Described knife rest also comprises blade lock, is located at described blade holder with respect to the opposite side of described blade, which is provided with for being stuck in the dead bolt in the lock part of described blade and making described blade lock away from the pushing and pressing part of described insert orientation for accepting external force.
Described housing has a unlock piece corresponding to the position of blade lock pushing and pressing part, comprises and pushes away spring, to described pushing and pressing part, applies power.
Described knife rest also comprises upper slitter part, for being arranged on the magnetic element in blade holder.
On described lid, be provided with shell fragment, be arranged on described lid inner side, the position of described shell fragment is corresponding with the position of the stand-by blade of depositing in the inner space of described tool magazine stand.
On described lid, be provided with switching mechanism, for controlling the opening and closing of described lid and described housing.
Described switching mechanism comprises the trigger element and the contact element being connected with described trigger element being positioned on described lid outside, under described switching mechanism closed condition, described contact element and described housing are fixed, when described switching mechanism is under open mode, described contact element separates with described housing, thereby described lid and described housing are separately.
Can, by pressing, rotate or promote the fixing and released state that described trigger element is controlled described contact element and described housing.
Described lid is provided with a through hole, and described trigger element is arranged on the inside of described through hole, and described switching mechanism also comprises switch spring, and described switch spring is arranged between the front side inwall and described trigger element in logical described hole.
Described contact element is a hook elements, from the bottom of trigger element, extends, and has a side channel on the relevant position in described housing, can hold and block the hook portion of described hook elements.
Described trigger element comprises cell body and a pushing surface with two edge-on walls, on two edge-on walls, there are respectively two holes, there is a bearing pin to pass through in the middle of described hole, a stage clip is housed on described bearing pin between described cell body and pushing surface, the upper surface of described pushing surface is for hand push, the sidepiece of described pushing surface is extended with two ears downwards from the both sides of pushing surface, on described ear, having respectively can be by the hole of bearing pin, thereby by described bearing pin, described pushing surface is arranged on to the top of described cell body, the front portion of pushing surface has a stop part, from the leading edge of pushing surface along ear to downward-extension, in the described through hole of described lid, there is a locating part, be positioned at described switch spring above, described stop part is arranged on described locating part place.
Described switching mechanism also comprises a fixture, and described trigger element is fixed on lid in vertical direction with described contact element.
A secondary spring is also set between described lid and housing.
Described housing also comprises elastic support in resettlement section, be arranged on the other described housing in described resettlement section, and the elastic tip of described elastic support extends to the top of described resettlement section, the spare blade in described resettlement section can be fixed in described resettlement section.
Below with reference to accompanying drawing, the technique effect of design of the present utility model, concrete structure and generation is described further, to understand fully the purpose of this utility model, feature and effect.
Accompanying drawing explanation
Fig. 1 is the outside schematic diagram of the utility model specific embodiment.
Fig. 2 is that the lid of the utility model specific embodiment is opened figure.
Fig. 3 is the explosive view at the utility model specific embodiment housing rear portion.
Fig. 4 is schematic diagram inside the lid of the utility model specific embodiment.
Fig. 5 is the explosive view of the utility model specific embodiment front portion.
Fig. 6 is the top view of the utility model specific embodiment.
The specific embodiment
As shown in the figure shown in 1-3, the cutter of changeable blade of the present utility model comprises housing 1, be arranged on the lid 2 on housing 1, and be arranged on the knife rest 3 between housing and lid, wherein, the blade 4 that can move between the position of stretching out and shrinking is installed on knife rest, and the periphery on the adjacent position of the punctured position of blade is provided with tool magazine stand 34, tool magazine stand has the inner space of blade shapes, be used for placing stand-by blade, wherein, lid 2 can be opened and be connected on housing 1, and knife rest 3 is fixed between lid 2 and housing 1.When opening lid, expose in all directions the inner space of tool magazine stand like this, can easily stand-by blade be placed in tool magazine stand 34, and when closing lid, cutter just can normally use.
In the utility model specific embodiment, housing has front portion 11 and rear portion 12, in front portion, be provided with knife rest 3, be used for installing and using blade and hold stand-by blade, the handle place at housing rear portion is provided with resettlement section 121, can place spare blade, the part at knife rest place can whole be opened or only open to lid 2.In the utility model specific embodiment, lid 2 can wholely be opened and be connected on housing 1, and knife rest 3 and resettlement section 121 are enclosed in housing 1.
Its middle shell and lid are hinged by pivot 21.Hinged place is positioned at the afterbody of housing and lid, also can be in other position, thus housing and lid can open and close along the hinged place of pivot.On lid, be provided with switching mechanism 22, for controlling the opening and closing of lid and housing.Switching mechanism 22 is positioned at the position of the thumb that holds cutter, easy to use.
The knife rest 3 that is positioned at housing front portion comprises blade holder 31, and blade is arranged in blade holder, and blade holder can seesaw to make to be arranged on blade 4 in blade holder 31 outside exposing housing and be accommodated in housing along knife rest and change between two positions.In other words, blade holder can be slided before and after knife rest, drives the blade being arranged in blade holder to seesaw, and is accommodated in housing when stretching out housing while travelling forward outward or moving backward.
At this, with sliding type, give an example, knife rest 3 also comprises that slip control piece 32 extends to the outside on housing 1 top from the upper end of blade holder 31, facilitates the hand-held and saddle of user, and is placed in the blade on knife rest.Housing 1 leaves space in the travel range of slip control piece, for slip control piece 32, moves.Slip control piece 32 comprises and is positioned at the connecting portion 322 that the 321He Handheld Division, Handheld Division of hull outside is connected with blade holder to downward-extension.Ambulatory handheld portion 321 and connecting portion 322 thereof, can drive blade holder to move.Further, coupling part is two parts, upper and lower, and bottom has towards the side of housing direction protruding, between the bottom of bottom and the contact-making surface of blade holder, has spring 323.The spaced depression 324 of housing tool in the travel range of slip control piece.Under normal circumstances, because the side of connecting portion bottom is protruding, be positioned at described depression, connecting portion can only be positioned at housing on the position of the depression 324 of slip control piece travel range.When depressing the Handheld Division of slip control piece, spring is compressed, at this moment, has the protruding bottom of side and moves downward the lower space to housing with depression separately, so have the protruding bottom of side, can not be blocked, the control piece that at this moment slides can freely move in the travel range of housing.When the Handheld Division 321 of slip control piece 32 not being applied to downward pressure, spring pops up connecting portion 322, this makes, and the side of connecting portion bottom is protruding enters into the depression in the travel range of housing slip control piece, at this moment, the sidepiece of the depression of housing 1 in the travel range of slip control piece 32 can stop the motion of connecting portion bottom, so at this moment, slip control piece is irremovable, guarantee that like this slip control piece can carefully skid off blade, guarantee user's safety.
On blade, have lock part 41, lock part is the breach on blade back, also can be the through hole on blade.Cutter blade is removably fixed in blade holder by lock part.
Knife rest also comprises blade lock 33, and it is arranged on blade holder 31 with respect to the opposite side of blade 4, which is provided with the pushing and pressing part 332 for being stuck in the dead bolt 331 in blade lock stop 41 and swinging away from insert orientation for accepting the another blade lock of external force.Under normal circumstances, dead bolt stretches in the lock part of blade through the hole on the relevant position in blade holder, thereby blade can move forward and backward along blade holder together with blade lock.When blade need to be changed, press down pushing and pressing part 332, dead bolt moves backward with pushing and pressing part simultaneously, depart from, thereby blade can unload from blade holder from the lock part of blade.In this specific embodiment, blade is stretching out under state, and the pushing and pressing part 332 of blade lock 33 moves forward to blade with blade holder and blade and stretches out state, and at this moment, expose by the hole 342 on tool magazine stand 34 pushing and pressing part.Promote, behind pushing and pressing part, from the extending port of blade, to pull blade, blade can unload.
Blade lock 33 is connected by the axle construction of bottom and the relevant position axle of blade holder.Under the state that skids off of blade, lid has a unlock piece 24 corresponding to the position of blade lock pushing and pressing part, comprise and push away spring 241, when pushing away spring from hull outside, push away spring and apply downward power through the 342Gei pushing and pressing part, hole on tool magazine stand, thereby dead bolt moves downward with pushing and pressing part simultaneously, from the lock part of blade, depart from, at this moment, the direction of stretching out to blade pulls blade, blade can be unloaded.So that the stand-by blade more renewing is used.
Position when the stand-by blade of placing in tool magazine stand inner space is retracted with use blade is identical, like this, and after using blade to unload.Stand-by blade enters in blade holder automatically, and can normally use.In other words, the setting unit that when blade holder is retracted, the corresponding blade holder of stand-by blade is placed blade, realizes automatic upper slitter to stand-by blade can be directly moved on position relationship after the blade on knife rest is taken off to placement portion.
Knife rest also comprises upper slitter part 35, and it makes stand-by blade rely on knife rest to the stand-by blade application of force, and rear to the stand-by blade application of force so that the blade in blade holder takes off, automatic upper slitter is realized in the placement portion that stand-by blade is moved to blade holder.In the present embodiment, upper slitter part is magnetic element, is fixed in blade holder, stand-by blade is produced to attraction, thereby realize automatic upper slitter.
In the utility model specific embodiment, as shown in Figure 4, on lid, also comprise a shell fragment 25, be arranged on lid inner side, the position of shell fragment is corresponding with the position of the stand-by blade of depositing in the inner space of tool magazine stand, stand-by blade is applied to an inside power, guarantee that stand-by blade stays in tool magazine stand.
Specifically in the present embodiment, as Fig. 5-6 switching mechanism comprises the trigger element 221 and the contact element 222 being connected with trigger element being positioned on lid outside, under switching mechanism closed condition, contact element 222 is fixed with housing 1, when switching mechanism is under open mode, contact element separates with housing, thereby lid and housing are separately.
Can rotate by pressing, promote the fixing and released state that trigger element 221 is controlled contact element 222 and housing 1.The utility model, by promoting trigger element, is realized the fixing and released state of controlling contact element and housing.Particularly, lid is provided with a through hole 23, and switching mechanism also comprises switch spring 223, and trigger element 221 is arranged on the inside of through hole 23, and trigger element surface is a little more than the surface of lid 2, thereby facilitates hand propelled.Switch spring 223 is arranged between the front side inwall and trigger element of through hole 23.Contact element 222 is a hook elements, from the bottom of trigger element, extends, and has a side channel 122 on the relevant position in housing, can hold and block the hook portion of hook elements.When promoting trigger element forward, in the side channel of hook elements from housing, deviate from, thereby lid to be separated with housing, switch spring resets trigger element automatically.The top of hook elements has an inclined-plane, when by lid and housing closure, hook elements snaps in the side channel on housing along the inclined-plane at top under the cooperation of switch spring, and trigger element resets under the effect of switch spring afterwards, and lid and housing are in conjunction with complete.
Further, in order to prevent that staff from promoting trigger element because of carelessness, thereby open lid, cause the serious consequences such as the inside blade comes off, trigger element is designed to spring clip structure, trigger element 2211 comprises cell body 2212 and a pushing surface 2216 with two edge-on walls, on two edge-on walls, there are respectively two holes 2213, in the middle of hole, there is a bearing pin 2214 to pass through, a stage clip 2215 is housed on bearing pin, the upper surface of pushing surface is for hand push, the sidepiece of pushing surface is extended with two ears 2217 downwards from the both sides of pushing surface, on ear, have respectively and can pass through the hole 2218 of bearing pin, thereby by bearing pin, pushing surface is arranged on to the top of cell body, the front portion of pushing surface has a stop part 2219, from the leading edge of pushing surface along ear to downward-extension.In the through hole of lid, there is a locating part 231, be positioned at switch spring above, stop part is arranged on locating part place.Promote forward trigger element, because stop part gear is at locating part place, trigger element cannot move forward, and switching mechanism cannot normally use.When pressing the rear portion of pushing surface downwards, it is downward that the rear portion of pushing surface overcomes the elastic force of stage clip, top is along bearing pin perk, at this moment stop part is positioned at the top of locating part, promote trigger element and can make contact element integral body move forward, thereby lid can be opened, afterwards, trigger element resets under the effect of switch spring, and pushing surface also resets under the effect of stage clip.Further, locating part is to extend out from the sidewall of through hole, is positioned at the top of switch spring, and after the front portion of trigger element presses down due to rear portion, when perk, locating part is positioned at the below of trigger element stop part.Do not press down when trigger element rear portion power time, front portion does not have perk, at this moment, locating part stops that the stop part of trigger element moves forward, thereby stops lid to be opened from housing, to guarantee user's safety.There is a depression at the rear portion of pushing surface, and convenient finger is put into power pressing down at rear portion of pushing surface.In this embodiment, as the hook elements of contact element 222, can be integrated with cell body 2212 bottoms of trigger element, can be to be also fixedly connected with.Switching mechanism also comprises a fixture 223, and trigger element is fixed on lid in vertical direction with contact element, does not affect trigger element and move in horizontal direction.Concrete, fixture is a card, contact element is stuck in to the bottom of lid.Card is plates, and centre has a recess, the part of the respective cross-section of trigger element can be held wherein.A secondary spring 224 is also set between lid and housing, is positioned at the groove on the side of lid contact element, when lid and housing are openable time, lid and housing are flicked, easy to use.
Housing of the present utility model also comprises elastic support 122 in the part of resettlement section, is arranged on the other housing in resettlement section, and the elastic tip of elastic support extends to the top of resettlement section, the spare blade in resettlement section can be fixed in resettlement section.The bracing frame that has two inclinations in resettlement section, so being arranged in resettlement section of can tilting of spare blade conveniently deposited and take out, and the bottom tilting is for depositing the blade of blade, thereby guarantees user's safety.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without creative work.Therefore, all technical staff in the art 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 (20)
1. the cutter of a changeable blade, comprise housing, be arranged on the lid on described housing, and be arranged on the knife rest between described housing and described lid, it is characterized in that, the blade that can move between the position of stretching out and shrinking is installed on described knife rest, and the periphery on the adjacent position of the punctured position of described blade is provided with tool magazine stand, described tool magazine stand has the inner space of blade shapes, be used for placing stand-by blade, wherein, described lid can be opened and be connected on described housing, and described knife rest is fixed between described lid and described housing.
2. the cutter of changeable blade as claimed in claim 1, is characterized in that, together with described housing passes through pivot knuckles with described lid.
3. the cutter of changeable blade as claimed in claim 1, it is characterized in that, described housing has front and rear, described knife rest is arranged on described front portion, be used for installing described blade, described rear portion is provided with resettlement section, and for placing spare blade, described lid is enclosed in described knife rest and described resettlement section in described housing.
4. the cutter of changeable blade as claimed in claim 3, it is characterized in that, the described knife rest that is positioned at housing front portion comprises blade holder, can move to make to be arranged on blade in described blade holder outside exposing described housing and be accommodated in described housing along described knife rest and change between two positions.
5. the cutter of changeable blade as claimed in claim 4, is characterized in that, described knife rest also comprises slip control piece, and described slip control piece comprises and is positioned at the connecting portion that the Handheld Division of described hull outside is connected with blade holder to downward-extension with Handheld Division.
6. the cutter of changeable blade as claimed in claim 5, it is characterized in that, described coupling part is two parts, upper and lower, described bottom has towards the side of housing direction protruding, between the bottom of described bottom and the contact-making surface of described blade holder, have spring, described housing is the spaced depression of tool in the travel range of described slip control piece, and described side is protruding is positioned at described depression.
7. the cutter of changeable blade as claimed in claim 5, is characterized in that, on described blade, has lock part, and described lock part is breach or the through hole on blade back, and described blade is removably fixed in described blade holder by described lock part.
8. the cutter of changeable blade as claimed in claim 7, it is characterized in that, described knife rest also comprises blade lock, be located at described blade holder with respect to the opposite side of described blade, which is provided with for being stuck in the dead bolt in the lock part of described blade and making described blade lock away from the pushing and pressing part of described insert orientation for accepting external force.
9. the cutter of changeable blade as claimed in claim 8, is characterized in that, described housing has a unlock piece corresponding to the position of blade lock pushing and pressing part, comprises and pushes away spring, to described pushing and pressing part, applies power.
10. the cutter of changeable blade as claimed in claim 9, is characterized in that, described knife rest also comprises upper slitter part, for being arranged on the magnetic element in blade holder.
The cutter of 11. changeable blades as claimed in claim 10, is characterized in that, on described lid, is provided with shell fragment, is arranged on described lid inner side, and the position of described shell fragment is corresponding with the position of the stand-by blade of depositing in the inner space of described tool magazine stand.
The cutter of 12. changeable blades as claimed in claim 1 or 2, is characterized in that, on described lid, is provided with switching mechanism, for controlling the opening and closing of described lid and described housing.
The cutter of 13. changeable blades as claimed in claim 12, it is characterized in that, described switching mechanism comprises the trigger element and the contact element being connected with described trigger element being positioned on described lid outside, under described switching mechanism closed condition, described contact element and described housing are fixed, when described switching mechanism is under open mode, described contact element separates with described housing, thereby described lid and described housing are separately.
The cutter of 14. changeable blades as claimed in claim 13, is characterized in that, can, by pressing, rotate or promote the fixing and released state that described trigger element is controlled described contact element and described housing.
The cutter of 15. changeable blades as claimed in claim 13, it is characterized in that, described lid is provided with a through hole, described trigger element is arranged on the inside of described through hole, described switching mechanism also comprises switch spring, and described switch spring is arranged between the front side inwall and described trigger element in logical described hole.
The cutter of 16. changeable blades as claimed in claim 15, it is characterized in that, described contact element is a hook elements, from the bottom of trigger element, extends, on relevant position in described housing, there is a side channel, can hold and block the hook portion of described hook elements.
The cutter of 17. changeable blades as claimed in claim 16, it is characterized in that, described trigger element comprises cell body and a pushing surface with two edge-on walls, on two edge-on walls, there are respectively two holes, there is a bearing pin to pass through in the middle of described hole, a stage clip is housed on described bearing pin between described cell body and pushing surface, the upper surface of described pushing surface is for hand push, the sidepiece of described pushing surface is extended with two ears downwards from the both sides of pushing surface, on described ear, having respectively can be by the hole of bearing pin, thereby by described bearing pin, described pushing surface is arranged on to the top of described cell body, the front portion of pushing surface has a stop part, from the leading edge of pushing surface along ear to downward-extension, in the described through hole of described lid, there is a locating part, be positioned at described switch spring above, described stop part is arranged on described locating part place.
The cutter of 18. changeable blades as claimed in claim 17, is characterized in that, described switching mechanism also comprises a fixture, and described trigger element is fixed on lid in vertical direction with described contact element.
The cutter of 19. changeable blades as claimed in claim 18, is characterized in that, a secondary spring is also set between described lid and housing.
The cutter of 20. changeable blades as claimed in claim 19, it is characterized in that, described housing also comprises elastic support in resettlement section, be arranged on the other described housing in described resettlement section, the elastic tip of described elastic support extends to the top of described resettlement section, the spare blade in described resettlement section can be fixed in described resettlement section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110195.0U CN203792360U (en) | 2014-03-12 | 2014-03-12 | Tool with replaceable blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110195.0U CN203792360U (en) | 2014-03-12 | 2014-03-12 | Tool with replaceable blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203792360U true CN203792360U (en) | 2014-08-27 |
Family
ID=51374625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420110195.0U Withdrawn - After Issue CN203792360U (en) | 2014-03-12 | 2014-03-12 | Tool with replaceable blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203792360U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104908064A (en) * | 2014-03-12 | 2015-09-16 | 杭州巨星工具有限公司 | Blade-replaceable cutter |
| WO2015135154A1 (en) * | 2014-03-12 | 2015-09-17 | 杭州巨星工具有限公司 | Cutting tool with replaceable blade |
| CN105171781A (en) * | 2015-09-23 | 2015-12-23 | 浙江兴达文具有限公司 | Art knife |
| CN107866825A (en) * | 2016-09-23 | 2018-04-03 | 杭州巨星工具有限公司 | A kind of replaceable blade utility knife with double blade |
-
2014
- 2014-03-12 CN CN201420110195.0U patent/CN203792360U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104908064A (en) * | 2014-03-12 | 2015-09-16 | 杭州巨星工具有限公司 | Blade-replaceable cutter |
| WO2015135154A1 (en) * | 2014-03-12 | 2015-09-17 | 杭州巨星工具有限公司 | Cutting tool with replaceable blade |
| US9808942B2 (en) | 2014-03-12 | 2017-11-07 | Hangzhou Great Star Tools Co., Ltd. | Knife with replaceable blade |
| CN104908064B (en) * | 2014-03-12 | 2018-12-21 | 杭州巨星工具有限公司 | The cutter of changeable blade |
| CN105171781A (en) * | 2015-09-23 | 2015-12-23 | 浙江兴达文具有限公司 | Art knife |
| CN107866825A (en) * | 2016-09-23 | 2018-04-03 | 杭州巨星工具有限公司 | A kind of replaceable blade utility knife with double blade |
| CN107866825B (en) * | 2016-09-23 | 2024-03-12 | 杭州巨星工具有限公司 | Practical knife with double blades |
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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: 20140827 Effective date of abandoning: 20181221 |
|
| AV01 | Patent right actively abandoned |