CN107388915A - Tape device with hand-written writing function - Google Patents
Tape device with hand-written writing function Download PDFInfo
- Publication number
- CN107388915A CN107388915A CN201710777104.7A CN201710777104A CN107388915A CN 107388915 A CN107388915 A CN 107388915A CN 201710777104 A CN201710777104 A CN 201710777104A CN 107388915 A CN107388915 A CN 107388915A
- Authority
- CN
- China
- Prior art keywords
- housing
- hand
- handwriting pad
- tape device
- writing function
- 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.)
- Pending
Links
- 238000005259 measurement Methods 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/10—Measuring tapes
- G01B3/1084—Tapes combined with arrangements for functions other than measuring lengths
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/10—Measuring tapes
- G01B3/1041—Measuring tapes characterised by casings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/10—Measuring tapes
- G01B3/1041—Measuring tapes characterised by casings
- G01B3/1043—Details of internal structure thereof, e.g. means for coupling separately moulded casing halves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/10—Measuring tapes
- G01B3/1084—Tapes combined with arrangements for functions other than measuring lengths
- G01B3/1094—Tapes combined with arrangements for functions other than measuring lengths for recording information or for performing calculations
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
A kind of tape device of the hand-written writing function of band, it is characterized in that, its be provided with can pull measure and the tape measure component of backrush can be shunk automatically, the handwriting pad for hand-written record data and for the handwriting pad power supply power module, the handwriting pad is electrically connected with the power module, and the handwriting pad is physically joined together with the tape measure component.The handwriting pad is the electric ink display screen write or scribbled by pressing.The present invention so as to can not only facilitate user to record measurement data at any time, and will not increase the volume of tape device by setting the ultralow handwriting pad of power consumption, similarly serve to favor the build for keeping compact.The tape device of the hand-written writing function of band of the present invention, its is easy to use, can carry out hand-written record whenever and wherever possible, and its cost is low, and use range is wide, has very strong practicality, preferably widelys popularize.
Description
【Technical field】
The present invention relates to tape measure, the tape device of more particularly to a kind of hand-written writing function of band.
【Background technology】
Tape measure is the survey tool commonly used in daily life.Existing tape measure, it is typically only capable to for measuring, its work(
Can be single.During actual use, when user needs to measure multiple data, user is typically only capable to before being recorded using chalk or paper pen
Measurement data once, then carry out measurement again next time.And if when can not be quickly found out paper pen or chalk when measuring, use
The data that family measured before just can only within learning by heart.It will be apparent that the tape measure that this function is single, very inconvenient user record
Previous measurement data, thus use has certain inconvenience.To solve the problem, there are some intelligence in existing in the market
Tape measure, this Intelligent measuring tape can automatic reading, and reading size can be shown.This Intelligent measuring tape, although solving biography
The shortcomings that system tape measure is not easy to record measurement data, but it still has certain disadvantages：The size of conventional tape measure is smaller, for side
Intelligent object is just set, and it is just needed the bigger of the build setting of tape measure；In addition, the conventional usual power consumption of LCD display is very
Greatly, if to allow its energy long-term work just to need to set the battery of big electricity, this is obviously unfavorable for the miniaturization of tape measure build.It is another
Aspect, this Intelligent measuring tape, its cost is higher, and the market price is high, thus it is suitable only for professional person's use, such as building operation
Person uses, and is not suitable for average family use.In addition, this Intelligent measuring tape, its measurement data is to record automatically, and user can not
Addition manually, and if user needs to record other data during use, still inconvenient user is recorded for it.
【The content of the invention】
Present invention seek to address that above mentioned problem, and offer one kind is compact-sized, build is compact, energy consumption is low, is easy to remember manually
Record data, the tape device for the hand-written writing function of band that use range is wide, cost is low.
To solve the above problems, the invention provides a kind of tape device of the hand-written writing function of band, it is characterised in that its
Provided with can pull measure and the tape measure component of backrush, the handwriting pad for hand-written record data can be shunk automatically and be described
The power module of handwriting pad power supply, the handwriting pad are electrically connected with the power module, the handwriting pad and the volume
Chi component is physically joined together.
The handwriting pad is the electric ink display screen write or scribbled by pressing.
It is provided with cls button and control module, cls button, handwriting pad and the power module respectively with the control
Module electrically connects, when pressing the cls button, the content removing all over the screen that is recorded on the handwriting pad；When the cls button
When not being pressed, the content recorded on the handwriting pad remains.
It is provided with the first housing, the second housing and the 3rd housing of pairing connection successively, is provided with first housing
Appear the window of the handwriting pad, the accommodating cavity for installing the tape measure component formed between second housing and the 3rd housing,
In the accommodating cavity, the handwriting pad is located between first housing and the second housing the tape measure component, and correspondingly
In the window.
Button hole is provided with first housing, the control module, power module and cls button are located at first shell
Between body and the second housing, and button hole described in the cls button face and be revealed in the surface of the first housing.
Several buckles are provided with the edge of first housing, several and institute are provided with the edge of second housing
The corresponding hole clipping of snapped-in position is stated, the buckle is caught in the hole clipping and first housing is detachably connected with the second housing
It is connected together.
Several hole clippings are provided with the edge of first housing, several and institute are provided with the edge of second housing
The corresponding buckle in hole clipping position is stated, the buckle is caught in the hole clipping and second housing is detachably connected with the first housing
It is connected together.
The window is rounded, and the handwriting pad is provided with circular handwriting area and the connection being connected with the handwriting area
Region, window described in the handwriting area face, the join domain then electrically connect with the control module.
Circular shallow slot is provided with a side surface of direction first housing of second housing and for installing
The mounting groove of the control module and power module, window described in the shallow slot face, the control module are fixed at institute
State in mounting groove, the handwriting area of the handwriting pad is embedded in the shallow slot, its join domain extend out to the shallow slot it is outer and
Electrically connected with the control module.
The tape measure component includes reel, scale volume bar, scrollwork clockwork spring, buckle and scale strip bracket, the reel
In accommodating cavity between the second housing and the first housing, the scrollwork clockwork spring is in the reel, the scale
Volume bar is set around outside the reel, and the free end of scale volume bar extend out to first housing and second shell is external, institute
It is external located at the first housing and second shell to state buckle, it is used to limiting the scale volume bar and shrinks backrush, the scale strip automatically
Bracket is located at the exit of scale volume bar.
The favorable attributes of the present invention are that it efficiently solves above mentioned problem.The present invention is by setting the ultralow hand of power consumption
Plate is write, so as to can not only facilitate user to record measurement data at any time, and the volume of tape device will not be increased, similarly serve to favor guarantor
Hold compact build.The tape device of the hand-written writing function of band of the present invention, its is easy to use, can carry out hand-written note whenever and wherever possible
Record, its cost is low, and use range is wide, has very strong practicality, preferably widelys popularize.
【Brief description of the drawings】
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the structural decomposition diagram of the present invention.
Fig. 3 is the structural decomposition diagram of the present invention.
Fig. 4 is the sectional view of the present invention.
Fig. 5 is the structural decomposition diagram of the present invention.
Wherein, tape measure component 10, fastener 11, reel 12, scale volume bar 13, scrollwork clockwork spring 14, scale strip bracket
15th, reel cover plate 16, handwriting pad 20, handwriting area 21, join domain 22, power module 30, control module 40, cls button
50th, the first housing 60, window 61, button hole 62, button slot 63, buckle 64, the second housing 70, shallow slot 71, mounting groove 72, hole clipping
73rd, central stud 74, the 3rd housing 80.
【Embodiment】
The following example is being explained further and supplementing to the present invention, and the present invention is not limited in any way.
As shown in Fig. 1~Fig. 5, the tape device of the hand-written writing function of band of the invention, its broad outlines are that it is provided with
Handwriting pad 20, user's manually recorded lower measurement data in measurement can be facilitated.The tape measure dress of the hand-written writing function of band of the present invention
Put, its build is compact, practical function, has very strong practicality.
Specifically, as shown in Fig. 1~Fig. 5, the tape device of the hand-written writing function of band of the invention include tape measure component 10,
Housing, handwriting pad 20, power module 30, control module 40 and cls button 50.
As shown in Fig. 1~Fig. 5, the handwriting pad 20 is used to be write or be scribbled, and in the present embodiment, it selects electronic ink
Water display screen.The electric ink display screen has bistable characteristic：Be powered and formed the first stable state and be pressurized and formed
Second stable state.When electric ink display screen is by certain pressure, its internal polymer molecule arrangement changes and kept
The state, writing is realized so as to the track of recordable pressure；When applying external electric field, its internal polymer molecule arrangement hair
Raw change simultaneously keeps the state, so as to dispose by compression and the pressure trajectories formed, realizes the removing of written contents.It is described
Handwriting pad 20 can realize writing in the case of without external electric field, and it need to need to apply external electric field when clearing screen content, because
This, its power consumption is at a fairly low.To be adapted to the shape of tape device, and expand the usable floor area of handwriting pad 20, in the present embodiment, institute
It is overall rounded to state handwriting pad 20, it has circular handwriting area 21 and the join domain 22 being connected with the handwriting area 21.
The handwriting area 21 is used to directly write, and the join domain 22 is used to be electrically connected with control module 40.
As shown in Fig. 1~Fig. 5, the power module 30 is used to power for the handwriting pad 20.In the present embodiment, by institute
It is at a fairly low to state the power consumption of handwriting pad 20, thus button cell can be selected in the power module 30, its is small, whole beneficial to reducing
The volume of individual tape device.
As shown in Fig. 1~Fig. 5, the control module 40 is used for cls control and the power supply control for realizing handwriting pad 20, its
Electrically connected with the handwriting pad 20, power module 30 and cls button 50.When pressing the cls button 50, the handwriting pad
The content removing all over the screen recorded on 20；When the cls button 50 is not pressed, the content on the handwriting pad 20 is protected all the time
Hold.
As shown in Fig. 1~Fig. 5, the housing includes the first housing 60, the second housing 70 and the 3rd of pairing connection successively
Housing 80.The housing 80 of second housing 70 and the 3rd is combined to form the accommodating cavity for installing the tape measure component 10.It is described
Pressed between second housing 70 and the first housing 60 for installing the handwriting pad 20, power module 30, control module 40 and cls
Button 50.
As shown in Fig. 1~Fig. 5, circular window 61 is provided with the center of first housing 60, it is used to manifest institute
Handwriting pad 20 is stated, to facilitate user to be write.The handwriting area 21 for being sized to be slightly smaller than the handwriting pad 20 of the window 61
Size so that the edge of the window 61 can clamp the edge that handwriting pad 20 is stated in residence.On first housing 60
Button hole 62 is additionally provided with, it is used to set the cls button 50.For convenience of installation, described in the direction in first housing 60
The inner surface of second housing 70 is provided with button slot 63, the shape of the button slot 63 and the shape phase of the cls button 50
Matching, it is used for cls button 50 described in location and installation.The global shape of first housing 60 and second housing 70
Global shape matches, and its central circular window 61 occupies the most areas of the first housing 60, so as to as far as possible
Expand the handwriting area 21 of handwriting pad 20 on the premise of tape device volume is not increased.Similarly, it is described to make more compact structure
Button hole 62 should be located near the window 61.
As shown in Fig. 1~Fig. 5, the handwriting pad 20 is set for convenience, in the housing of direction first of second housing 70
Circular shallow slot 71 on 60 side surface.The size of the shallow slot 71 and the size of the handwriting pad 20 match, and it is used for
It is embedded the handwriting pad 20.The size of the shallow slot 71 is slightly larger than the size of the window 61, first shell described in its position face
The window 61 of body 60.For convenience of the control module 40 and power module 30 is installed, in the direction first of second housing 70
Mounting groove 72 is additionally provided with one side surface of housing 60.To make overall structure more compact, the adjacent shallow slot of mounting groove 72
71.Some studs are provided with the shallow slot 71, it is used for the fixed installing control module 40.
, can between the housing 70 of the first housing 60 and second for convenience of power module 30 is changed as shown in Fig. 1~Fig. 5
Dismantling connection is together.In the present embodiment, the buckle 64 at some intervals is provided with the edge of first housing 60, described the
The edge of two housings 70 is provided with some hole clippings 73 corresponding with the buckle 64.The housing 70 of first housing 60 and second is logical
Buckle 64 is crossed to be caught in the hole clipping 73 and be detachably connected.In other embodiments, also can be in first housing 60
Be easy to set hole clipping 73, second housing 70 edge set buckle 64, to cause the housing of first shell body 60 and second
70 buckle into hole clipping 73 to be detachably connected by buckle 64.
As shown in Fig. 1~Fig. 5, in the present embodiment, the control module 40 is fixed in the mounting groove 72 by screw.
In the mounting groove 72, it is electrically connected the power module 30 by known mode with the control module 40.It is described
Cls button 50 is in the button slot 63 of first housing 60, and its press section extend out to the by the button hole 62
The outer surface of one housing 60；When the first housing 60 is connected with the pairing of the second housing 70, the cls button 50 is corresponding described
Button connects region in control module 40, so as to control the handwriting pad 20 to carry out by pressing the cls button 50
The removing of full screen content.The handwriting area 21 of the handwriting pad 20 is embedded in the shallow slot 71 of the second housing 70, its join domain
22 extend out to outside shallow slot 71 and are electrically connected with the control module 40.When the first housing 60 and the pairing of the second housing 70 connect
When being connected together, the handwriting pad 20 is located between the first housing 60 and the second housing 70, and the handwriting area of handwriting pad 20
Window 61 described in 21 faces and be exposed outside, so as to facilitate user to be write.The control module 40, power module 30 are then
It is hidden between the first housing 60 and the second housing 70., can when the electricity of the power module 30 exhausts and when need to change battery
By the way that the first housing 60 and the second housing 70 are separated to be changed.
As shown in Fig. 1~Fig. 5, second housing 70 is connected with the pairing of the 3rd housing 80, forms accommodating cavity between it, is used
In the installation tape measure component 10.Connection between the housing 80 of second housing 70 and the 3rd, refers to known technology, this reality
Apply in example, it is fixed together by screw.For convenience of tape measure component 10 described in pull, second housing 70 and/
Or the 3rd the side wall of housing 80 be provided with pull mouth and for making scale volume articles 13 stop a fastener 11 for backrush.Described second
The side face center of the housing 80 of direction the 3rd of housing 70 is provided with central stud 74, and the central stud 74 is used for and the 3rd housing
80 are achieved a fixed connection by screw, meanwhile, it can also conveniently install the tape measure component 10.
The tape measure component 10 is used to measure by pull, and it can shrink backrush automatically.As shown in Fig. 1~Fig. 5,
The tape measure component 10 is located between the housing 80 of the second housing 70 and the 3rd, and its setting refers to known technology.This implementation
In example, the tape measure component 10 includes reel 12, scale volume bar 13, scrollwork clockwork spring 14, fastener 11 and scale strip bracket
15.The reel 12 is cylindrical, and its center is provided with manhole, and it is sheathed on the central stud 74 of second housing 70
On.One end closing of the reel 12, open at one end, its opening end are provided with reel cover plate 16.The shape of the reel cover plate 16
Shape and size and the opening end of the reel 12 match.The scrollwork clockwork spring 14 in the reel 12, and with institute
It is coaxial to state reel 12.The scale volume bar 13 is set around outside the reel 12, and its free end extend out to housing by the pull mouth
Outside.Setting between the scale volume bar 13 and the reel 12, scrollwork clockwork spring 14 refers to known technology.The buckle
On the housing 70 of the first housing 60 and second, and corresponding to the pull face of scale volume bar 13, it is used to make part 11
Obtain the scale volume bar 13 and stop automatic rewinding.At the pull mouth, it is used for so that described the scale strip bracket 15
Scale volume bar 13 can smoothly carry out pull.Compared with the tape measure in technology, it can be with pull for the use of the tape measure component 10
Linear measure longimetry is carried out, and scale volume bar 13 can be made to stop at a certain graduation position by fastener 11, and can be blocked changing
Scale volume bar 13 is caused to shrink backrush automatically behind the position of fastener 11.
Thereby, the tape device of the hand-written writing function of band of the present invention is just formd, it not only has the measurement work(of tape measure
Can, but also handwriting pad 20 is provided with, user can be facilitated to record measurement data after a measurement.The hand-written writing function of band of the present invention
Tape device, its build is compact, low in energy consumption, applied widely, its practical function, easy to use, and it has very strong practicality
Property, preferably widely popularize.
Although being disclosed by above example to the present invention, the scope of the present invention is not limited thereto,
Under conditions of present inventive concept, each component of the above can with art personnel understand similar or equivalent element come
Replace.
Claims (10)
- A kind of 1. tape device of the hand-written writing function of band, it is characterised in that its be provided with can pull measure and can receive automatically Tape measure component (10), the handwriting pad (20) for hand-written record data and the power supply for the handwriting pad (20) power supply of retraction volume Module (30), the handwriting pad (20) are electrically connected with the power module (30), the handwriting pad (20) and the volume Chi component (10) is physically joined together.
- 2. the tape device as claimed in claim 1 with hand-written writing function, it is characterised in that the handwriting pad (20) is logical Cross the electric ink display screen for pressing and being write or being scribbled.
- 3. the tape device as claimed in claim 1 with hand-written writing function, it is characterised in that it is provided with cls button (50) With control module (40), the cls button (50), handwriting pad (20) and power module (30) respectively with the control module (40) electrically connect, when pressing cls button (50), the content removing all over the screen that is recorded on the handwriting pad (20)；When described When cls button (50) is not pressed, the content recorded on the handwriting pad (20) remains.
- 4. the tape device as claimed in claim 1 with hand-written writing function, it is characterised in that it is connected provided with pairing successively The first housing (60), the second housing (70) and the 3rd housing (80), on first housing (60) be provided with appear the hand The window (61) of plate (20) is write, is formed between second housing (70) and the 3rd housing (80) and the tape measure component (10) is installed Accommodating cavity, for the tape measure component (10) in the accommodating cavity, the handwriting pad (20) is located at first housing (60) And second between housing (70), and correspond to the window (61).
- 5. the tape device as claimed in claim 4 with hand-written writing function, it is characterised in that in first housing (60) Button hole (62) is provided with, the control module (40), power module (30) and cls button (50) are located at the first housing (60) Between the second housing (70), and button hole (62) described in the cls button (50) face and be revealed in the first housing (60) Surface.
- 6. the tape device as claimed in claim 4 with hand-written writing function, it is characterised in that in first housing (60) Edge be provided with several buckles (64), be provided with several and the buckle (64) position at the edge of second housing (70) Corresponding hole clipping (73), the buckle (64) are caught in the hole clipping (73) and make first housing (60) and the second housing (70) it is detachably connected.
- 7. the tape device as claimed in claim 4 with hand-written writing function, it is characterised in that in first housing (60) Edge be provided with several hole clippings (73), be provided with several and the hole clipping (73) position at the edge of second housing (70) Corresponding buckle (64), the buckle (64) are caught in the hole clipping (73) and make second housing (70) and the first housing (60) it is detachably connected.
- 8. the tape device as claimed in claim 4 with hand-written writing function, it is characterised in that the window (61) is in circle Shape, the handwriting pad (20) are provided with circular handwriting area (21) and the join domain being connected with the handwriting area (21) (22), window (61) described in handwriting area (21) face, the join domain (22) are then electric with the control module (40) Connection.
- 9. the tape device as claimed in claim 8 with hand-written writing function, it is characterised in that in second housing (70) A side surface of direction first housing (60) be provided with circular shallow slot (71) and for installing the control module (40) and power module (30) mounting groove (72), window (61) described in shallow slot (71) face, the control module (40) It is fixed in the mounting groove (72), the handwriting area (21) of the handwriting pad (20) is embedded in the shallow slot (71), Its join domain (22) extend out to the shallow slot (71) and electrically connected outside with the control module (40).
- 10. the tape device as claimed in claim 1 with hand-written writing function, it is characterised in that the tape measure component (10) Including reel (12), scale volume bar (13), scrollwork clockwork spring (14), buckle (64) and scale strip bracket (15), the reel (12) in the accommodating cavity between the second housing (70) and the first housing (60), the scrollwork clockwork spring (14) is located at described In reel (12), the scale volume bar (13) is set around the reel (12) outside, and the free end of scale volume bar (13) is stretched Go out to first housing (60) and the second housing (70) outside, the buckle (64) is located at the first housing (60) and the second housing (70) outside, it is used to limiting the scale volume bar (13) and shrinks backrush automatically, and the scale strip bracket (15) is located at the scale Roll up the exit of bar (13).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710777104.7A CN107388915A (en) | 2017-09-01 | 2017-09-01 | Tape device with hand-written writing function |
| ZA2018/05506A ZA201805506B (en) | 2017-09-01 | 2018-08-17 | Tape measure device with handwriting recording function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710777104.7A CN107388915A (en) | 2017-09-01 | 2017-09-01 | Tape device with hand-written writing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107388915A true CN107388915A (en) | 2017-11-24 |
Family
ID=60348365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710777104.7A Pending CN107388915A (en) | 2017-09-01 | 2017-09-01 | Tape device with hand-written writing function |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107388915A (en) |
| ZA (1) | ZA201805506B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040216321A1 (en) * | 2002-12-19 | 2004-11-04 | Redback Tools Pty Ltd | Measuring device |
| CN204438947U (en) * | 2015-03-26 | 2015-07-01 | 广东梅雁吉祥水电股份有限公司 | A kind of measurement tape measure for building |
| CN204990289U (en) * | 2015-08-10 | 2016-01-20 | 吴桐 | Special calculator for engineering management |
| TWI538655B (en) * | 2015-06-10 | 2016-06-21 | Wound measuring electronic ruler | |
| CN106932991A (en) * | 2017-05-11 | 2017-07-07 | 张银虎 | Handwriting board device |
| CN207163343U (en) * | 2017-09-01 | 2018-03-30 | 张银虎 | Tape device with hand-written writing function |
-
2017
- 2017-09-01 CN CN201710777104.7A patent/CN107388915A/en active Pending
-
2018
- 2018-08-17 ZA ZA2018/05506A patent/ZA201805506B/en unknown
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040216321A1 (en) * | 2002-12-19 | 2004-11-04 | Redback Tools Pty Ltd | Measuring device |
| CN204438947U (en) * | 2015-03-26 | 2015-07-01 | 广东梅雁吉祥水电股份有限公司 | A kind of measurement tape measure for building |
| TWI538655B (en) * | 2015-06-10 | 2016-06-21 | Wound measuring electronic ruler | |
| CN204990289U (en) * | 2015-08-10 | 2016-01-20 | 吴桐 | Special calculator for engineering management |
| CN106932991A (en) * | 2017-05-11 | 2017-07-07 | 张银虎 | Handwriting board device |
| CN207163343U (en) * | 2017-09-01 | 2018-03-30 | 张银虎 | Tape device with hand-written writing function |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA201805506B (en) | 2019-04-24 |
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