CN208059739U - A kind of label stickup positioning device - Google Patents
A kind of label stickup positioning device Download PDFInfo
- Publication number
- CN208059739U CN208059739U CN201820630942.1U CN201820630942U CN208059739U CN 208059739 U CN208059739 U CN 208059739U CN 201820630942 U CN201820630942 U CN 201820630942U CN 208059739 U CN208059739 U CN 208059739U
- Authority
- CN
- China
- Prior art keywords
- measuring scale
- branch
- positioning device
- label
- fixed part
- 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.)
- Active
Links
Landscapes
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model discloses a kind of labels to paste positioning device.It includes agent structure and measurement structure that the label, which pastes positioning device,；The agent structure is L-type, including the first branch and the second branch being arranged in a mutually vertical manner；The measurement structure includes the first measuring scale and the second measuring scale, first measuring scale and second measuring scale are extensible structure, the extensible direction of first measuring scale is with the extending direction of first branch on the contrary, the extensible direction of second measuring scale is opposite with the extending direction of the second branch.The technical solution that the utility model embodiment provides so that the measurable range that label pastes positioning device is increased under the premise of not increasing label and pasting positioning device intrinsic size.
Description
Technical field
The utility model embodiment is related to label and pastes location technology more particularly to a kind of label stickup positioning device.
Background technology
Label is the printed matter for identifying product related description, and user can be made to quickly understand certain features of product, be
The important component of product.
Label pastes the determination that positioning device pastes front position for realizing label, and label in the prior art pastes positioning
Device is usually L-type or cross, and graduation mark is carved on horizontal branch and vertical branch.Above-mentioned label pastes positioning device can
Measurement range is by respective branches length limitation, if label position and reference object distance from needing to increase branch length if farther out so that mark
The size that label paste positioning device increases, and causes not easy to operate.
Utility model content
The utility model provides a kind of label stickup positioning device, not increase the label stickup intrinsic size of positioning device
Under the premise of increase its measurable range.
The utility model embodiment provides a kind of label stickup positioning device, and it includes master that the label, which pastes positioning device,
Body structure and measurement structure；
The agent structure is L-type, including the first branch and the second branch being arranged in a mutually vertical manner；
The measurement structure includes the first measuring scale and the second measuring scale, first measuring scale and second measuring scale
It is extensible structure, the extending direction of the extensible direction of first measuring scale and first branch is on the contrary, described the
The extensible direction of two measuring scales is opposite with the extending direction of the second branch.
The label that the utility model embodiment provides pastes positioning device, including agent structure and measurement structure, main body knot
Structure is L-type, including the first branch and the second branch being arranged in a mutually vertical manner, and measurement structure includes that the first measuring scale and second measure
Ruler, the first measuring scale and the second measuring scale are extensible structure, the extensible direction of the first measuring scale and prolonging for the first branch
Direction is stretched on the contrary, the extensible direction of the second measuring scale is opposite with the extending direction of the second branch so that viscous not increasing label
The measurable range for pasting positioning device is increased under the premise of labeing the intrinsic size of positioning device.
Description of the drawings
In order to clearly illustrate the technical solution of the utility model exemplary embodiment, below in description embodiment
The required attached drawing used does a simple introduction.Obviously, the attached drawing introduced is the utility model part to be described
The attached drawing of embodiment, rather than whole attached drawings, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the structural schematic diagram that a kind of label that the utility model embodiment provides pastes positioning device；
Fig. 2 is that label pastes the first measuring scale of positioning device in Fig. 1 and a kind of structure after the stretching of the second measuring scale is shown
It is intended to；
Fig. 3 is the first measuring scale and another structure after the stretching of the second measuring scale that label pastes positioning device in Fig. 1
Schematic diagram；
Fig. 4 is a kind of structural schematic diagram that label pastes after 180 ° of positioning device horizontal rotation in Fig. 1；
Fig. 5 is another structural schematic diagram that label pastes after 180 ° of positioning device horizontal rotation in Fig. 1；
Fig. 6 is the structural schematic diagram that another label provided by the utility model pastes positioning device；
Fig. 7 is the partial structurtes side view of Fig. 6.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
It is bright, it illustrates only for ease of description, in attached drawing and the relevant part of the utility model rather than full content.More in detail
It carefully discusses before exemplary embodiment it should be mentioned that some exemplary embodiments were described as describing as flow chart
Processing or method.Although operations (or step) are described as the processing of sequence by flow chart, many of which operation can
To be implemented concurrently, concomitantly or simultaneously.In addition, the sequence of operations can be rearranged.When its operation is completed
Shi Suoshu processing can be terminated, it is also possible to the additional step being not included in attached drawing.The processing can correspond to
In method, function, regulation, subroutine, subprogram etc..
Fig. 1 is the structural schematic diagram that a kind of label that the utility model embodiment provides pastes positioning device.Such as Fig. 1 institutes
Show, it includes agent structure 100 and measurement structure 200 that label, which pastes positioning device, and the agent structure 100 is L-type, including mutual
101 and second branch 102 of vertically disposed first branch, the measurement structure 200 are measured including the first measuring scale 201 and second
Ruler 202, first measuring scale 201 and second measuring scale 202 are extensible structure, first measuring scale 201
The extending direction Y of extensible direction and first branch 101 on the contrary, second measuring scale 202 extensible direction and institute
The extending direction X for stating the second branch 102 is opposite.
It should be noted that the design of L-type can be applied to have right-angle side to wait gluing so that label pastes positioning device
Surface is pasted, can be put down by the way that the first branch 101 and the second branch 102 are adjusted to right-angle side adjacent with surface to be pasted respectively
It goes to determine that label pastes the base position of positioning device.
In the present embodiment, the first measuring scale 201 can extend to the direction opposite with 101 extending direction Y of the first branch,
Second measuring scale 202 can extend to the direction opposite with 102 extending direction X of the second branch, and the first measuring scale 201 and second
The practical development length of measuring scale 202 is controllable, and operating personnel can be determined according to actual conditions.Engineering drawing subscript
The position of note is typically using a certain specific structure on the side on surface to be pasted or surface to be pasted as basis of reference, including mark
Position to be pasted is signed in a first direction at a distance from basis of reference and in a second direction at a distance from basis of reference, wherein
One direction is perpendicular to second direction.It is typically the position to be pasted of label during actual location, on the inside of 100 turning of agent structure
It sets, operating personnel determine that the first measuring scale 201 and the extension of the second measuring scale 202 are grown according to the data on engineering drawing first
Then degree adjusts label and pastes position of the positioning device on surface to be pasted, then label is pasted on 100 turning of agent structure
On the surface to be pasted of inside.Under such design, the length of the first branch 101 and the second branch 102 in agent structure 100
Only need the correspondence length more than general label so that the overall dimensions that label pastes positioning device are smaller, are conveniently operated, real
Show small size label and pastes positioning device with big measurement range.
It includes agent structure 100 and measurement structure 200, agent structure that label provided in this embodiment, which pastes positioning device,
100 be L-type, including the first branch 101 and the second branch 102 being arranged in a mutually vertical manner, and measurement structure 200 includes the first measuring scale
201 and second measuring scale 202, the first measuring scale 201 and the second measuring scale 202 are extensible structure, the first measuring scale 201
The extending direction Y of extensible direction and the first branch 101 is on the contrary, the extensible direction of the second measuring scale 202 and the second branch 102
Extending direction X it is opposite so that increased under the premise of not increasing label and pasting positioning device intrinsic size label paste it is fixed
The measurable range of position device.
Optionally, the label in the present embodiment is pasted in positioning device, first branch 101 or second branch
Level meter 300 is provided on 102, illustratively, as shown in Figure 1, level meter 300 is set in the second branch 102.
It should be noted that when surface to be pasted does not have right-angle side, enable to label viscous by adjusting level meter 300
The first branch 101 and the second branch 102 in patch positioning device are respectively at both vertically as well as horizontally, and then according to engineering drawing
On data determine the position of label to be pasted, to sum up, the setting of level meter 300 increases label and pastes the general of positioning device
Property, the label with level meter 300 pastes positioning device and can be used in variously-shaped surface to be pasted.
It should also be noted that, as previously mentioned, the position marked on engineering drawing be typically with the side on surface to be pasted or
A certain specific structure on surface to be pasted is basis of reference, including label position to be pasted in a first direction with reference to base
Accurate distance and in a second direction at a distance from basis of reference, wherein first direction is perpendicular to second direction.Further, when
Surface to be pasted have right-angle side, and above-mentioned basis of reference be surface to be pasted two adjacent right-angle sides when, label is pasted
The first branch 101 and the second branch 102 of positioning device are adjusted to that correspond to right-angle side on surface to be pasted parallel respectively, in turn
The position of label to be pasted is determined according to the data on engineering drawing；No matter surface to be pasted is any shape, works as first direction
Or second direction is when being horizontal direction, by adjusting level meter 300 so that label is pasted in positioning device where level meter 300 point
Branch is horizontally oriented, and another branch is in vertical direction, and then determines label to be pasted according to the data on engineering drawing
Position.
With continued reference to Fig. 1, the measurement structure 200 can also include incorporating section 203, and the incorporating section 203 is located at described
It is hollow structure, first measuring scale 201 and second measuring scale 202 are set to institute on the outside of the turning of agent structure 100
It states in incorporating section 203, corresponds to first measuring scale 201 and second measuring scale on the side wall of the incorporating section 203 respectively
202 are formed with the first trepanning (not shown) and the second trepanning (not shown), first measuring scale 201 and second measuring scale
202 end extends to the outside of the incorporating section 203 by first trepanning and second trepanning respectively.
It should be noted that Fig. 1 does not illustrate that the first measuring scale 201 and the second measuring scale 202 are set in incorporating section 203
Structure, can illustratively, in incorporating section 203 correspond to the first measuring scale 201 respectively and the setting first of the second measuring scale 202 is solid
Dead axle and the second fixing axle, the first measuring scale 201 and the second measuring scale 202 are respectively wound on the first fixing axle and the second fixing axle
On, wherein the position of the first fixing axle and the second fixing axle is adjustable, as long as enabling to prolonging for the first measuring scale 201
Direction is stretched with the extending direction Y of the first branch 101 on the contrary, the extensible direction of the second measuring scale 202 and prolonging for the second branch 102
It is opposite to stretch direction X.Further, since Fig. 1 is vertical view, therefore the first trepanning and the second trepanning are also not shown in FIG. 1, can
With understanding, the end of the first measuring scale 201 and the second measuring scale 202 is exposed from the first trepanning and the second trepanning respectively
, it can be according to the position of the first trepanning and the second trepanning in determination Fig. 1 of 202 end of the first measuring scale 201 and the second measuring scale.
It should also be noted that, for ease of operation, the starting of the first measuring scale 201 and the second measuring scale 202 can be carved
Degree is configured, and it is the length of distance between 101 inside of the first trepanning and the first branch to make the start index of the first measuring scale 201
Degree, the start index of the second measuring scale 202 is the length of distance between 102 inside of the second trepanning and the second branch, in practical survey
It is just not necessarily to calculate the tensile elongation of the first measuring scale 201 and the second measuring scale 202 in amount, it is only necessary to by the first measuring scale
201 and second measuring scale 202 be stretched to corresponding numerical value on engineering drawing.
Illustratively, as shown in Figure 1, the incorporating section 203 can be sector, two straight lines of the sector respectively with
First branch 101 and second branch 102 fitting.
It is understood that the present embodiment is only illustrated so that incorporating section 203 is sector as an example, in other of the present embodiment
In embodiment, incorporating section 203 can also be other shapes, as long as the first measuring scale 201 and the second measuring scale 202 can be accommodated
?.
Optionally, it further includes the first measuring scale fixed part 401 and the second measuring scale fixed part that label, which pastes positioning device,
402, the first measuring scale fixed part 401 and the second measuring scale fixed part 402 are respectively arranged at first tapping
With second tapping.
Illustratively, the structure of the first measuring scale fixed part 401 and the second measuring scale fixed part 402 can be engineering tape measure
In push-and-pull fix construction of switch, it is preferred that for ease of reading, the first measuring scale 201 and the second measuring scale 202 in Fig. 1
Scale face is the surface towards reader, effectively fixed to realize, the first measuring scale fixed part 401 and the second measuring scale fixed part
402 push-and-pull direction is perpendicular to the direction of paper.It is understood that in the other embodiment of the present embodiment, first
The structure of measuring scale fixed part 401 and the second measuring scale fixed part 402 can also be other forms, and the present embodiment does not make this to have
Body limits.
Illustratively, the extensible structure that label is pasted in positioning device can be tape structure.At this point, label is viscous
Structure after the first measuring scale 201 and the second measuring scale 202 of patch positioning device stretch is as shown in Figure 2.
Optionally, it can also be that pull folds ruler structure that label, which pastes the extensible structure in positioning device,.At this point, mark
Structure after the first measuring scale 201 and the second measuring scale 202 of label stickup positioning device stretch is as shown in Figure 3.
It is understood that in the other embodiment of the present embodiment, extensible structure can also be other structures, only
There is extensible characteristic.
Fig. 4 is a kind of structural schematic diagram that label pastes after 180 ° of positioning device horizontal rotation in Fig. 1.As shown in figure 4, mark
It further includes affixed component 103 that label, which paste positioning device, for label stickup positioning device to be temporarily affixed on label table to be pasted
On face.
It should be noted that affixed component 103 is located at agent structure 100 close to the side on surface to be pasted, and level meter
300 are located at the side that agent structure 100 depends on proximal operator, therefore as shown in Figure 1 and Figure 4, affixed component 103 and level meter 300
It is respectively arranged on two opposite surfaces of agent structure 100.As long as in addition, can realize that label pastes positioning device and waits gluing
The affixed component structure of the temporary connection in surface is pasted in the protection domain of the present embodiment, illustratively, removes L shown in Fig. 4
Outside type structure, affixed component 103 can also be that two mutually independent strip structures, one of strip structure are set to first
In branch 101, another strip structure is set in the second branch 102, as shown in Figure 5.
Fig. 6 is the structural schematic diagram that another label provided by the utility model pastes positioning device.As shown in fig. 6, mark
It includes agent structure 100 and measurement structure 200 that label, which paste positioning device, and the agent structure 100 is L-type, including is mutually perpendicular to
The first branch 101 and the second branch 102 being arranged, the measurement structure 200 include the first measuring scale 201 and the second measuring scale
202, first measuring scale 201 and second measuring scale 202 are extensible structure, first measuring scale 201 can
The extending direction Y of extending direction and first branch 101 on the contrary, the extensible direction of second measuring scale 202 with it is described
The extending direction X of second branch 102 is opposite.And on the extending direction Y of first branch 101, first branch 101 is close
The first receiving hole 510 is formed on the end face of 100 corner of agent structure, first measuring scale 201 is set to described first
In receiving hole 510, on the extending direction X of second branch 102, second branch 102 is close to 100 corner of agent structure
End face on be formed with the second receiving hole 520, second measuring scale 202 is set in second receiving hole 520, described
The end of one measuring scale 201 and second measuring scale 202 extends respectively to first receiving hole 510 and described second and accommodates
The outside in hole 520.
Fig. 7 is the partial structurtes side view of Fig. 6, the structure in 6 dotted line frame of corresponding diagram, and Fig. 7 more intuitively illustrates
The structure of one branch, 101 end.It should be noted that the structure of 102 end of the second branch can be with the first branch 101 end
Structure is identical, therefore is no longer illustrated herein to 102 end construction of the second branch.
In the present embodiment, it is respectively arranged with the first sliding in first receiving hole 510 and second receiving hole 520
The fixing axle 5111 of track 512 and the second sliding rail 522, first measuring scale is set to first sliding rail 512
One end far from second branch 102, it is separate that the fixing axle of second measuring scale is set to second sliding rail 522
One end of first branch 101, illustratively, Fig. 7 show the end construction of the first branch 101, can understand in the figure 7
The fixing axle 5111 for seeing the first measuring scale, and determine the position of the first measuring scale fixed part 5111 in conjunction with Fig. 6 and Fig. 7.Institute
First sliding rail 512 and described second are passed through in the end for stating the first measuring scale 201 and second measuring scale 202 respectively
Sliding rail 522 extends to the outside of first receiving hole 510 and second receiving hole 520, wherein first sliding
Track 512 and second sliding rail 522 are respectively used to carry for first measuring scale 201 and second measuring scale 202
For pull path.
It should be noted that the structure of the first sliding rail 512 and the second sliding rail 522 be not limited to it is shown in Fig. 7 recessed
Slot slide construction can also be that other structures, the present embodiment are not specifically limited this, exemplary theory carried out only by taking Fig. 7 as an example
It is bright.
Illustratively, as shown in fig. 6, it can also include third measuring scale fixed part 610 and that label, which pastes Potentiometric devices,
Four measuring scale fixed parts 620, as shown in Figure 6 and Figure 7, the third measuring scale fixed part 610 are set to first measuring scale
Fixing axle 5111 close to the side of second branch 102.Likewise, the 4th measuring scale fixed part 620 is set to institute
The fixing axle of the second measuring scale is stated close to the side of first branch 101.
It should be noted that the structure of third measuring scale fixed part 610 and the 4th measuring scale fixed part 620 can be engineering
Construction of switch is fixed in push-and-pull in tape measure, it is to be understood that can played respectively to third measuring scale and the 4th measuring scale
Under the premise of fixed function, third measuring scale fixed part 610 and the 4th measuring scale fixed part 620 can also be other structures,
Designer can according to actual needs carry out the structure of third measuring scale fixed part 610 and the 4th measuring scale fixed part 620
Selection.
It should be noted the setting position of third measuring scale fixed part 610 and the 4th measuring scale fixed part 620 in Fig. 6
It sets, enables to third measuring scale fixed part 610 and the 4th measuring scale fixed part 620 fixing axle with the first measuring scale respectively
5111 and second measuring scale inflexible wheel base from scheme that is nearest, being relatively arranged at other positions, in such design
The first measuring scale 201 recycling power and second that three measuring scale fixed parts 610 and the 4th measuring scale fixed part 620 are subject to respectively measures
The recycling of ruler 202 power is smaller, increases the first measuring scale 201 and the second measuring scale 202 by the probability of strong fix.
It is worth noting that, the label sticker in Fig. 1 to Fig. 6 includes a kind of measuring scale of structure, i.e., first surveys
Gage and the second measuring scale are tape structure or are that pull folds ruler structure, in the other embodiment of the utility model, mark
It can be tape structure to sign the first measuring scale in sticker, and the second measuring scale can be that pull folds ruler structure, alternatively, first
Measuring scale can be that pull folds ruler structure, and the second measuring scale can be tape structure, and the utility model is not especially limited this.
Note that above are only the preferred embodiment and institute's application technology principle of the utility model.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment described here, can carry out for a person skilled in the art various bright
Aobvious variation is readjusted and is substituted without departing from the scope of protection of the utility model.Therefore, although passing through above example
The utility model is described in further detail, but the utility model is not limited only to above example, is not departing from
Can also include other more equivalent embodiments in the case that the utility model is conceived, and the scope of the utility model is by appended
Right determine.
Claims (10)
1. a kind of label pastes positioning device, which is characterized in that including agent structure and measurement structure；
The agent structure is L-type, including the first branch and the second branch being arranged in a mutually vertical manner；
The measurement structure includes the first measuring scale and the second measuring scale, and first measuring scale and second measuring scale are
The extending direction of extensible structure, the extensible direction of first measuring scale and first branch is on the contrary, described second surveys
The extensible direction of gage is opposite with the extending direction of the second branch.
2. label according to claim 1 pastes positioning device, which is characterized in that first branch is second point described
It is provided with level meter in branch.
3. label according to claim 1 pastes positioning device, which is characterized in that the measurement structure further includes storage
Portion；
The housing portion is hollow structure, first measuring scale and described second on the outside of the turning of the agent structure
Measuring scale is set in the incorporating section；
Correspond to first measuring scale on the side wall of the incorporating section respectively and second measuring scale be formed with the first trepanning and
It is opened respectively by first trepanning and described second end of second trepanning, first measuring scale and second measuring scale
Hole extends to the outside of the incorporating section.
4. label according to claim 3 pastes positioning device, which is characterized in that the incorporating section is sector, the fan
Two straight lines of shape are bonded with first branch and second branch respectively.
5. label according to claim 3 pastes positioning device, which is characterized in that further include the first measuring scale fixed part and
Second measuring scale fixed part, the first measuring scale fixed part and the second measuring scale fixed part are respectively arranged at described first
Tapping and second tapping.
6. label according to claim 1 pastes positioning device, which is characterized in that the extending direction of first branch
On, first branch is formed with the first receiving hole, the first measuring scale setting on the end face of agent structure corner
In in first receiving hole；
On the extending direction of second branch, second branch is formed with second on the end face of agent structure corner
Receiving hole, second measuring scale are set in second receiving hole；
The end of first measuring scale and second measuring scale extends respectively to first receiving hole and described second and holds
Receive the outside in hole.
7. label according to claim 6 pastes positioning device, which is characterized in that first receiving hole and described second
The first sliding rail and the second sliding rail are respectively arranged in receiving hole；
The fixing axle of first measuring scale is set to the one end of first sliding rail far from second branch, and described
The fixing axle of two measuring scales is set to the one end of second sliding rail far from first branch；
It is slided respectively by first sliding rail and described second end of first measuring scale and second measuring scale
Dynamic rail road extends to the outside of first receiving hole and second receiving hole；
Wherein, first sliding rail and second sliding rail are respectively used to as first measuring scale and described second
Measuring scale provides pull path.
8. label according to claim 7 pastes positioning device, which is characterized in that further include third measuring scale fixed part and
4th measuring scale fixed part, the third measuring scale fixed part are set to the fixing axle of first measuring scale close to described second
The side of branch, the 4th measuring scale fixed part are set to the fixing axle of second measuring scale close to first branch
Side.
9. label according to claim 1 pastes positioning device, which is characterized in that the extensible structure includes tape measure knot
Structure and/or pull fold ruler structure.
10. label according to claim 1 pastes positioning device, which is characterized in that further include affixed component, be used for institute
Label stickup positioning device is stated temporarily to be affixed on label surface to be pasted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820630942.1U CN208059739U (en) | 2018-04-28 | 2018-04-28 | A kind of label stickup positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820630942.1U CN208059739U (en) | 2018-04-28 | 2018-04-28 | A kind of label stickup positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208059739U true CN208059739U (en) | 2018-11-06 |
Family
ID=63983976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820630942.1U Active CN208059739U (en) | 2018-04-28 | 2018-04-28 | A kind of label stickup positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208059739U (en) |
-
2018
- 2018-04-28 CN CN201820630942.1U patent/CN208059739U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204955848U (en) | Chi is drawn to experimental data chart | |
| CN208059739U (en) | A kind of label stickup positioning device | |
| CN204514216U (en) | A kind of slide calliper rule protractor | |
| CN213441809U (en) | Ruler | |
| CN206482577U (en) | Easy-to-read orthopaedics linear measuring scale | |
| CN214407212U (en) | Folding ruler | |
| CN206399304U (en) | A kind of spliced slide calliper rule | |
| CN205049106U (en) | Cable bending radiuses that area shows measures steel tape | |
| CN208506491U (en) | It is a kind of for splicing the mask plate of exposure operation | |
| CN210821549U (en) | Portable drawing device for economic benefit evaluation model verification | |
| CN103568662B (en) | Teaching ruler | |
| CN208109102U (en) | A kind of steel tower profession multifunctional ruler | |
| CN207837133U (en) | A kind of construction engineering cost table based on BIM technology | |
| CN211843859U (en) | Portable mathematics chi | |
| CN220018403U (en) | Measurer for advertisement design | |
| CN211684388U (en) | Multifunctional trigonometric function value solution assisting device | |
| KR101124263B1 (en) | Apparatus for learning trigonometric function | |
| US2301068A (en) | Proportional divider | |
| CN105241342B (en) | The connecting hole hole position determining device of roller-way pedestal | |
| CN209310713U (en) | A kind of mathematical education Multifunctional measuring tool | |
| CN217303959U (en) | Building engineering management detection ruler | |
| CN208091450U (en) | A kind of punching school carpenters square | |
| CN215339508U (en) | Fixing device for measuring standard plate of mark retroreflection measuring instrument | |
| CN219757128U (en) | Tape expansion device | |
| CN207657471U (en) | A kind of multi-functional chain tape of mathematical education |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |