CN201583576U - Multimeter - Google Patents
Multimeter Download PDFInfo
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- CN201583576U CN201583576U CN2009201605932U CN200920160593U CN201583576U CN 201583576 U CN201583576 U CN 201583576U CN 2009201605932 U CN2009201605932 U CN 2009201605932U CN 200920160593 U CN200920160593 U CN 200920160593U CN 201583576 U CN201583576 U CN 201583576U
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- multimeter
- control panel
- input media
- display screen
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Abstract
The utility model provides a multimeter which is provided with a plurality of control panels, a display screen with changeable display directions, one or a plurality of multimeter pens which can be dismounted with extension lines thereof, an input socket for directly inserting the multimeter, a multimeter arranged in the multimeter, or/and one magnetic component. As the multimeter is provided with the display screen with changeable display directions, the display screen with changeable display directions can be convenient for a user to operate.
Description
[technical field]
The application's one side is relevant a kind of multimeter that is provided with the display screen that can change display direction.
[technical background]
Multimeter is a kind of electronic measuring instrument, is widely used in measuring electric parameters such as electric current, voltage, resistance, electric capacity, electricity frequency.Multimeter also can be measured the parameter of reflection external environment situation, such as temperature.Therefore, multimeter is to integrate multiple function.
Traditional multimeter comprises control panel, display screen and signal input apparatus in its front.Rotary switch is the critical piece in the control panel, the project that the user can select it to measure by this rotary switch; Display screen then shows the result of measurement; And signal input apparatus is provided with the input socket that connects test pencil.There is a problem in the design of current multimeter, and the operability mistake takes place its rotary switch easily.Such as, when user's measuring voltage, selected to possible errors this function of measurement electric current.This may cause the damage of multimeter even injure the user.The fixedly extended line of test pencil is another problem of current design, though this extended line is useful when measuring circuit far away, the extended line that dangles also can hinder user's operation in some cases.In addition, when multimeter has the test pencil of a pair of band extended line, have to when the user operates catch wherein test pencil respectively, cause the user not have unnecessary hand come to take multimeter, make the user have to look for one locally to place multimeter or ask for help like this to other people with two hands.But in some cases, look for and place the local of multimeter or seek other people help and be not easy.
[utility model content]
The utility model is relevant a kind of portable electrical measurement, especially relevant a kind of electrical measurement that can change the display screen of display direction that is provided with.
On the one hand, the utility model provides a kind of many control panels multimeter, and a plurality of control panels are controlled multinomial measurement function respectively.One side at this multimeter can be provided with two or more independently control panels.These two or more control panels spatially are separated from each other.In one embodiment, these control panels are separated by one or more display screens, and the direction of data presentation can be adjusted with the variation of multimeter use location or function on these one or more display screens, so that the user reads.Each control panel is all to there being input media, in order to one or the multinomial measurement function of realizing selecting from control panel.Control panel can be near its corresponding input media, also can be away from its corresponding input media.Very hommization of each control panel separation spatially can reduce the user and wrong possibility occur when selecting measurement function.Each control panel can allow the user to select one or multinomial measurement function.Measurement function based on identical measurement mechanism can be by same control panel control.
On the other hand, the utility model provides a kind of multimeter with test pencil, and wherein, the extended line of at least one test pencil can separate with test pencil, and at least one input socket allows test pencil directly to insert simultaneously.In certain embodiments, multimeter has two test pencils, and wherein, one or two test pencils can split with extended line; In addition, this multimeter also has an input socket to connect for detachable test pencil.In this kind design, detachable test pencil can take off and can pass through the input socket and directly be connected with the table body from its extended line.When the multimeter that another test pencil links to each other with extended line when using a test pencil directly to be connected with the input socket was measured, the user can arrest multimeter on the other hand, arrests the test pencil of band extended line on the other hand, and need not to worry the placement problem of multimeter.
Simultaneously, the utility model provides a kind of multimeter of built-in test pencil, and its built-in test pencil can replace using the test pencil of extended line, and the placement problem that is similarly when using multimeter provides solution.
On the other hand, the utility model provides a kind of multimeter that is provided with a magnet assembly, makes the table body of this multimeter can be adsorbed onto the metal surface.This magnet assembly can or be closed magnetic force by a switch opens, to reduce the interference to measuring, controls the absorption of multimeter in the metal surface better.
The application's one side provides a kind of multimeter, one side at the table body is provided with first control panel, second control panel and display screen, wherein, can select one or multinomial measurement function by this first control panel and second control panel, it is characterized in that this first control panel and second control panel are separated by display screen.
In one embodiment, multimeter comprises that also first and second input medias are used for realizing one or the multinomial measurement function of being selected by first and second control panels.
In one embodiment, first control panel and first input media are positioned at first end of multimeter, and second control panel and second input media are positioned at multimeter and the described first end second opposed end.
In one embodiment, realize by second input media that is positioned at multimeter second end, realize by first input media that is positioned at multimeter first end by the measurement function that second control panel is selected by the measurement function that first control panel is selected.
In another embodiment, realize by first input media that is positioned at multimeter first end, realize by second input media that is positioned at multimeter second end by the measurement function that second control panel is selected by the measurement function that first control panel is selected.
In one embodiment, first or/and second input media is the test pencil of a pair of band extended line.
Further, in one embodiment, one or two in a pair of test pencil can split with its extended line.
In one embodiment, multimeter also comprises an input socket, can directly be connected with the table body so that test pencil need not extended line.
In one embodiment, multimeter comprises that also one is built in the test pencil of multimeter.
In one embodiment, first or/and second input media is the non-contact type survey sensor.
In one embodiment, first control panel is used for the control survey electric current; Second control panel is used for control survey voltage.
In one embodiment, with U-shaped current sensor or closed type pincers type current sensor measurement electric current.
In one embodiment, with a pair of test pencil measuring voltage with one or more detachable extended lines.
In one embodiment, described display screen can change the direction that shows automatically according to the measurement function of selecting, so that the user reads measurement result.
In one embodiment, the major axis of display screen is parallel with the major axis of multimeter table body.
In one embodiment, the major axis of display screen is vertical with the major axis of multimeter table body.
In one embodiment, first and second control panels use film touch-control button as function button.
In one embodiment, described external application table also is provided with a magnet assembly, makes described multimeter adsorbable in a metal support.
Further, in one embodiment, magnet assembly comprises that a switch is in order to open and close its magnetic force.
Further, in one embodiment, magnet assembly comprises that a magnet, one is used to rotate the magnet turning tool and a pair of no magnetic hardware of this magnet.
In one embodiment, multimeter also further comprises one or more control panels.
The application's another aspect provides a kind of portable electrical measurement, and it comprises that one can change the display screen of display direction.Portable electrical measurement can be multimeter, process table and LED proving installation etc.
In one embodiment, electrical measurement also comprises first control panel and second control panel.
Further, in one embodiment, first control panel and second control panel are distributed in the display screen both sides along the electrical measurement longitudinally.
In one embodiment, electrical measurement also comprises first input media and second input media, wherein, first input media is located at the end of electrical measurement near second control panel, second input media is located at the end of electrical measurement near first control panel, realize by first input media by the measurement function that first control panel is selected, realize by second input media by the measurement function that second control panel is selected.
Because the multimeter that the application is provided on the one hand has the display screen that can change display direction, thereby easy to use.
Multimeter of the present utility model can comprise the combination in any of above-mentioned feature.By hereinafter to detailed description of the present utility model and with reference to corresponding accompanying drawing, to clearly illustrate above-mentioned and other purposes, feature and advantage of the present utility model, wherein, accompanying drawing as the disclosed part of the utility model with the form of the embodiment principle of the present utility model of having explained in detail.
[description of drawings]
Fig. 1 (a) and Fig. 1 (b) are the stereographic map of multimeter among the embodiment, and the one end is provided with closed type pincers type non-contact sensor, and the other end is provided with the test pencil (Fig. 1 (a)) of band extended line and can directly inserts the input socket (Fig. 1 (b)) of test pencil.This multimeter has two control panels, is display screen in the middle of two control panels, and wherein the major axis of display screen is vertical with the major axis of multimeter.Fig. 1 (a) has showed that top is that control panel 11, bottom are the multimeter of control panel 12, and control panel 11 is pointed on the top of the numeral that display screen 15 shows; Another placement direction of multimeter shown in Fig. 1 (b) exploded view 1 (a), wherein, control panel 12 is pointed on the top of the numeral that display screen shows.
Fig. 2 (a) and Fig. 2 (b) are the stereographic map of multimeter among another embodiment, and the one end is provided with the open type non-contact sensor, and the other end is provided with the test pencil (Fig. 2 (a)) of band extended line and can directly inserts the input socket (Fig. 2 (b)) of test pencil.This multimeter has two control panels, is display screen in the middle of two control panels, and wherein the major axis of display screen is vertical with the major axis of multimeter.Fig. 2 (a) has showed that top is that control panel 21, bottom are the multimeter of control panel 22; Another placement direction of multimeter shown in Fig. 2 (b) exploded view 2 (a).
Fig. 3 (a) and Fig. 3 (b) are the planimetric map of multimeter among the another embodiment, and the one end is provided with the open type non-contact sensor, and the other end is provided with the input socket that can directly insert test pencil.It has two control panels, is display screen in the middle of two control panels, and wherein the major axis of display screen is parallel with the major axis of multimeter.Fig. 3 (a) has showed that left part is that control panel 31, right part are the multimeter of control panel 32; Another placement direction of multimeter shown in Fig. 3 (b) exploded view 3 (a).
Fig. 4 (a)-(d) is the stereographic map of multimeter among the another embodiment.Fig. 4 (a) shows that a multimeter is provided with the test pencil of a pair of band extended line.Fig. 4 (b) shows that a multimeter is provided with one and is with the test pencil and of extended line removably to be connected in the test pencil of showing body.Fig. 4 (c) shows that a multimeter is provided with one and is with the test pencil and of extended line to be built in the test pencil of showing on the body.Fig. 4 (d) shows that a multimeter is provided with the test pencil of a band extended line, but a band extended line test pencil inserts the socket of opening and closing.
Fig. 5 (a) and Fig. 5 (b) are the structure principle chart of magnet assembly, and wherein, Fig. 5 (a) shows that magnet assembly is in the magnetic force closed condition; Fig. 5 (b) shows that magnet assembly is in the magnetic force opening.
Fig. 6 (a)-(c) has the stereographic map of the multimeter of magnet assembly for the back side, and wherein, Fig. 6 (a) shows that magnet assembly is in the magnetic force opening; Fig. 6 (b) is the side view that has the multimeter of magnet assembly; Fig. 6 (c) shows that magnet assembly is in the magnetic force closed condition.
[embodiment]
Among the embodiment shown in Fig. 1 (a) and Fig. 1 (b), the front of multimeter is provided with two independently control panels.Shown in Fig. 1 (a), the positive two ends of multimeter 10 are provided with control panel 11 and control panel 12.Two ends at multimeter are provided with two input medias respectively, input media 13 and input media 14 near the control panel place.Input media is in order to obtain measurement data from circuit.All to corresponding input media should be arranged, input media obtains measurement data according to the measurement function of selecting from control panel to each control panel from circuit.Be provided with the display screen 15 that shows measurement data between control panel 11 and the control panel 12.
Shown in Fig. 1 (a), multimeter presents slender type, and control panel 11 and control panel 12 lay respectively at the two ends of multimeter.Control panel 11 is positioned at the end of multimeter near input media 13, one or the multinomial measurement function of input media 13 in order to realize selecting from control panel 11.Control panel 12 is positioned at the other end of multimeter near input media 14, one or the multinomial measurement function of input media 14 in order to realize selecting from control panel 12.Control panel can adopt traditional button as selector button, also can be with film touch-control button as selector button.In addition, control panel also can be with touch-screen as selector button, and the user can make one's options with the surface of have gentle hands light touches control panel like this.
Shown in Fig. 1 (a) and Fig. 1 (b), the input media that control panel is corresponding with it is positioned at the same end of multimeter display screen.Control panel also can be away from its corresponding input media.Such as, the input arrangement that control panel is corresponding with it among Fig. 2 lays respectively at the opposite end of multimeter.Shown in Fig. 2 (a) and Fig. 2 (b), the positive two ends of multimeter 20 are respectively equipped with control panel 21 and control panel 22, and input media 23 and input media 24.Input media 24 is used for realizing or multinomial measurement function being selected by control panel 21.Input media 23 is used for realizing or multinomial measurement function being selected by control panel 22.Be provided with display screen 25 between control panel 21 and the control panel 22.In the present embodiment, the input media that control panel is corresponding with it is isolated by display screen, divides to be positioned at the opposite two ends of multimeter.In Fig. 2 (a), when the user measured with control panel 22 and input media 23, an end of tape input device 23 was away from this user, and the direction of data presented is that input media 23 is above this video data on the display screen.In Fig. 2 (b), the user measures with control panel 21 and input media 24, and an end of tape input device 24 is away from this user, and the direction of data presented is that input media 24 is above this video data on the display screen.
Among another embodiment shown in Fig. 3 (a) and Fig. 3 (b), the major axis of display screen also can be parallel with the major axis of multimeter.In Fig. 3 (a), with control panel 31 on a left side, control panel 32 uses multimeter in the direction on the right side, the direction of display screen video data be equally control panel 31 at a left side, control panel 32 on the right side.Greatly facilitate user's reading of data like this.In Fig. 3 (b), with multimeter Rotate 180 degree make control panel 32 on a left side, control panel 31 is on the right side, the direction of the display result of display screen has been rotated 180 degree equally, makes control panel 32 on its left side, control panel 31 is on its right side.
Although display screen is rectangle in the above-described embodiments, it also can be square, oval, circular or other any needs and/or figure easily.Display screen also can or adopt other display techniques for LCDs, such as (comprise and being not limited to) VFD etc.Traditional method also can be used to determine the placement direction of multimeter, such as sensor.
Multimeter of the present utility model can be used to measure any known electrical quantity that can measure with traditional multimeter, include but not limited to that electric current, voltage, resistance, electric capacity, electricity are frequently and electric energy.Multimeter of the present utility model can also be measured some and the irrelevant parameter of electricity, such as temperature, humidity etc.Multimeter of the present utility model can be provided with the measurement function that a plurality of control panels are controlled corresponding these measurement parameters respectively.Such as, the multimeter shown in Fig. 1 (a), control panel 11 can be used to select measuring voltage; Control panel 12 can be used to select to measure electric current.Each control panel can be used to select one or multinomial measurement function.Such as, multimeter shown in Figure 1, control panel 11 can be used to select measuring voltage and resistance; The unit that control panel 12 can be used to measure electric current is ampere or milliampere.This multimeter can also be measured some non-electric parameters, as temperature, humidity or the like.
Input media can directly contact with circuit and measure, also can be near circuit but do not measure with circuit contacts.In certain embodiments, input media among Fig. 1 (a) 13 is a pair of test pencil that is connected to extended line, by directly being connected to come the voltage and the resistance of metering circuit with circuit.Input media 14 is the closed type clip style sensor need not directly linking to each other and can measure its electric current with circuit.Among some embodiment, one or more input medias can be contact type sensors, include but not limited to, the test pencil of no extended line.When test pencil had extended line, it can split with extended line, also can not split with extended line.In certain embodiments, one or more input medias can be non-contact sensor.This non-contact sensor can be open type U type sensor or closed type clip style sensor.Can on a multimeter, contact type sensor and non-contact sensor be set simultaneously.
Multimeter two above control panels are arranged.This control panel can be positioned on the not coplanar of multimeter, as the front of multimeter a plurality of control panels is arranged, and also a plurality of control panels can be arranged at its back side.Each control panel is controlled the measurement function of its corresponding input media.
On the other hand, one or more test pencils of this multimeter have detachable extended line, and in certain embodiments, this multimeter has a pair of test pencil, and wherein, one or two can split with extended line.In addition, multimeter can have the input socket so that the test pencil of the extended line of dismantling directly insertion table body finish measurement function.In certain embodiments, multimeter has the test pencil of two band extended lines, and directly is fixed on the 3rd test pencil on the table body.Can utilize first and second test pencil or first and the 3rd test pencil to carry out measurement function, but can not use second and the 3rd test pencil to carry out measurement function simultaneously.
Shown in Fig. 4 (a), multimeter 40 comprises a pair of test pencil 41 and 44 that links to each other with 45 with extended line 42, and this test pencil and extended line are detachable.Among the embodiment shown in Fig. 4 (a), test pencil 41 can link to each other with its extended line respectively simultaneously with test pencil 44 and measure.In the present embodiment, user's both hands are held test pencil respectively, can not take multimeter simultaneously again.In Fig. 4 (b), test pencil 41 separates with extended line 42, and directly is inserted into input socket 43; Test pencil 44 links to each other with extended line 45, in the present embodiment, can measure by test pencil 41 and test pencil 44.In this case, the user holds the multimeter 40 that is connected with test pencil 41 with one, and another holds test pencil 44.When two test pencils need not to use simultaneously extended line, in the time of just can measuring by the test pencil that is directly connected to multimeter as thing to be measured, can adopt the method for embodiment among Fig. 4 (b).At this moment, the user need not to worry the placement location problem of multimeter when measuring.
Shown in Fig. 4 (c), this multimeter have test pencil 44 ' and its extended line 45 ', built-in test pencil 46 ' directly be fixed on the multimeter.In addition, test pencil 41 ' and extended line 42 ' (in Fig. 4 (c), not showing) link to each other with multimeter by a junction position.Fig. 4 (c) shows and can use test pencil 44 ' and 46 ' measure as input media, imports socket 48 ' be in closed condition this moment.In addition, Fig. 4 (d) shows, test pencil 46 ' can be packed up is in not user mode, imports socket 48 ' will be unlocked this moment, and test pencil 41 ' and extended line 42 ' can shift out from its connecting portion is inserted into input socket 48 ' finish measurement function then.Therefore, in this embodiment, when using this multimeter, can use test pencil 44 ' and test pencil 46 ' work measure, also can use test pencil 44 ' with test pencil 41 ' measure.Consider for safety, test pencil 41 ' and 46 ' can not be connected to the circuit of multimeter simultaneously.When using 46 ' time of test pencil, input socket 48 ' be in closed condition makes test pencil 41 ' and extended line 42 ' can not insert.When not using 46 ' time of test pencil, input socket 48 ' be in opening, then test pencil 41 ' and extended line 42 ' can insert.Test pencil 41 ' with 44 ' can be connected with extended line 42 ' with 45 ' fixedly connected or detachable.Wherein, test pencil 46 ' can use rotation mode to pack up, and also can use other modes to pack up, such as (comprise and being not limited to) sliding type etc.
On the other hand, the utility model provides a kind of multimeter of carrying magnetic assembly, is adsorbed onto the metal surface will show body.Magnet assembly can be arranged at conveniently will show any position that body is adsorbed onto the metal surface.In certain embodiments, magnet assembly is provided with switch to open or close magnetic force.When opening switch, the magnetic force of magnet assembly can make multimeter be adsorbed onto the metal surface; When off switch, magnet assembly does not then have magnetic force.When the magnetic force of magnet assembly was closed, its disturbing effect to multimeter was also minimum.Simultaneously, open as the magnetic force of many metal objects and magnet assembly is arranged in the environment to be measured, magnet assembly may be done unnecessary absorption to some unnecessary metal objects always.If magnetic force can be closed by switch, then can avoid these unnecessary absorption.
In one embodiment, the inner structure of magnet assembly as shown in Figure 5.Magnet assembly comprises magnet 51 and utmost point iron 52, and wherein, magnet 51 is between two utmost point iron 52.Magnet 51 can rotate between the primary importance between two utmost point iron and the second place.Shown in Fig. 5 (a), magnet 51 is in primary importance, and the South Pole in magnetic field is parallel with the arctic with utmost point iron, and the magnetic line of force between the South Pole and the arctic moves in the space between utmost point iron, but does not magnetize utmost point iron.Therefore utmost point iron does not have magnetic force and can not adsorb metal object.Therefore, when magnet 51 was in primary importance, magnet assembly was to be in closed condition.Shown in Fig. 5 (b), magnet 51 is in the second place, and the South Pole in magnetic field is vertical with utmost point iron with the arctic, magnet magnetization utmost point iron and make it to become respectively the South Pole and the arctic.Like this, two utmost point iron conduction magnetic force also can adsorb metal object.When magnet 51 was in the second place, magnet assembly was in open mode.Can magnet 51 be switched between the primary importance and the second place by certain turning tool, such as rotation, Fig. 5 (a) and Fig. 5 (b) do not describe this turning tool.The structure of turning tool can be to finish any feasible technically structure of rotating function.Rotatable components also can be a utmost point iron in this magnet assembly, perhaps can rotate.Magnet assembly can comprise a magnet, and one is used to rotate the turning tool of this magnet and one group does not have the magnetic hardware.
Fig. 6 (a) has showed the magnet assembly 61 that places the multimeter back side.This magnet assembly 61 is set to " opening ", shows that this moment, multimeter had the magnetic force that is adsorbed in metal.Fig. 6 (b) has showed the outboard profile of the back side with the multimeter of magnet assembly 61, and it is adsorbed in a sheet metal 62.Fig. 6 (c) has showed the magnet assembly 61 that places the multimeter back side, and wherein, magnet assembly 61 is set to " closing ", shows that this moment, multimeter did not have the magnetic force that is adsorbed in metal.
In certain embodiments, multimeter is provided with a plurality of control panels, one or more display screens that change display direction, one or more test pencils that can split with extended line, one or more input sockets that directly are inserted into multimeter table body for test pencil, one or many be fixed on the multimeter not with the test pencil of extended line, or/and one or more magnet assembly.
As from the foregoing, target of the present utility model realizes completely effectively.Above-mentioned each embodiment only is for 26S Proteasome Structure and Function principle of the present utility model is described, is not to be used to disclose all modifications of in the spirit and scope of claims the utility model being made, transformation and alternative.
Claims (25)
1. a multimeter is provided with one first and one second control panel and a display screen in one side, wherein, can select one or multinomial measurement function by this first and second control panel, it is characterized in that this first and second control panel is separated by display screen.
2. multimeter as claimed in claim 1 is characterized in that, described multimeter comprises that first and second input medias are used for realizing one or the multinomial measurement function of being selected by first and second control panels.
3. multimeter as claimed in claim 2 is characterized in that, first control panel and first input media are positioned at first end of multimeter, and second control panel and second input media are positioned at multimeter and the described first end second opposed end.
4. multimeter as claimed in claim 3, it is characterized in that, realize by second input media that is positioned at multimeter second end by the measurement function that first control panel is selected, realize by first input media that is positioned at multimeter first end by the measurement function that second control panel is selected.
5. multimeter as claimed in claim 3, it is characterized in that, realize by first input media that is positioned at multimeter first end by the measurement function that first control panel is selected, realize by second input media that is positioned at multimeter second end by the measurement function that second control panel is selected.
6. multimeter as claimed in claim 2 is characterized in that, described first or/and second input media is the test pencil of a pair of band extended line.
7. multimeter as claimed in claim 6 is characterized in that or two in a pair of test pencil can split with its extended line.
8. multimeter as claimed in claim 6 is characterized in that, described multimeter also comprises an input socket, can directly be connected with the table body so that test pencil need not extended line.
9. multimeter as claimed in claim 6 is characterized in that, described multimeter comprises that also one is built in the test pencil of multimeter.
10. multimeter as claimed in claim 2 is characterized in that, described first or/and second input media is the non-contact type survey sensor.
11., it is characterized in that first control panel is the current measurement control panel as the described multimeter of one of claim 1 to 10; Second control panel is the voltage measurement control panel.
12. multimeter as claimed in claim 11 is characterized in that, with U-shaped current sensor or closed type pincers type current sensor measurement electric current.
13. multimeter as claimed in claim 11 is characterized in that, with a pair of test pencil measuring voltage with one or more detachable extended lines.
14. multimeter is characterized in that according to claim 1, described display screen is the display screen that can change the direction that shows according to the measurement function of selecting automatically, so that the user reads measurement result.
15., it is characterized in that the major axis of display screen is parallel with the major axis of multimeter table body as claim 1 or 14 described multimeters.
16., it is characterized in that the major axis of display screen is vertical with the major axis of multimeter table body as claim 1 or 14 described multimeters.
17. multimeter as claimed in claim 1 is characterized in that, first and second control panels use film touch-control button as function button.
18. multimeter as claimed in claim 1 is characterized in that, described multimeter also is provided with a magnet assembly, makes described multimeter adsorbable in a metal support.
19. multimeter as claimed in claim 18 is characterized in that, described magnet assembly comprises that a switch is in order to open and close its magnetic force.
20. multimeter as claimed in claim 19 is characterized in that, magnet assembly comprises that a magnet, one is used to rotate the magnet turning tool and a pair of no magnetic hardware of this magnet.
21. multimeter as claimed in claim 1 is characterized in that, described multimeter also further comprises one or more control panels.
22. a multimeter, it comprises a display screen, it is characterized in that, this display screen is the display screen that can change display direction.
23. multimeter as claimed in claim 22 is characterized in that, described multimeter also comprises first control panel and second control panel.
24. multimeter as claimed in claim 23 is characterized in that, described first control panel and second control panel are located at described display screen both sides.
25. multimeter as claimed in claim 24, it is characterized in that, described multimeter also comprises first input media and second input media, wherein, first input media is located at the end of described multimeter near second control panel, second input media is located at the end of described multimeter near first control panel, is realized by first input media by the measurement function that first control panel is selected, and is realized by second input media by the measurement function that second control panel is selected.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201605932U CN201583576U (en) | 2008-08-15 | 2009-06-29 | Multimeter |
| US12/826,113 US20110156696A1 (en) | 2009-06-29 | 2010-06-29 | Multimeter |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820132216.3 | 2008-08-15 | ||
| CN2009201605932U CN201583576U (en) | 2008-08-15 | 2009-06-29 | Multimeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201583576U true CN201583576U (en) | 2010-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201605932U Expired - Fee Related CN201583576U (en) | 2008-08-15 | 2009-06-29 | Multimeter |
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| CN (1) | CN201583576U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102141581A (en) * | 2010-12-30 | 2011-08-03 | 优利德科技(中国)有限公司 | Clamp meter |
| CN103307946A (en) * | 2012-03-08 | 2013-09-18 | 株式会社三丰 | Measuring instrument with touch screen |
| CN104569556A (en) * | 2015-02-05 | 2015-04-29 | 马宁 | Portable voltmeter |
| CN112014610A (en) * | 2020-08-26 | 2020-12-01 | 广东电网有限责任公司梅州供电局 | Anti-electricity-stealing device applied to electric meter |
-
2009
- 2009-06-29 CN CN2009201605932U patent/CN201583576U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102141581A (en) * | 2010-12-30 | 2011-08-03 | 优利德科技(中国)有限公司 | Clamp meter |
| CN103307946A (en) * | 2012-03-08 | 2013-09-18 | 株式会社三丰 | Measuring instrument with touch screen |
| CN104569556A (en) * | 2015-02-05 | 2015-04-29 | 马宁 | Portable voltmeter |
| CN112014610A (en) * | 2020-08-26 | 2020-12-01 | 广东电网有限责任公司梅州供电局 | Anti-electricity-stealing device applied to electric meter |
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Effective date of registration: 20160512 Address after: Washington State Patentee after: Fluke Corp. Address before: 200335, building 6, building 4, 280 Lane Road, Changning District, Shanghai Patentee before: Danaher (Shanghai) Industrial Instruments Technology Research and Development Co., Ltd. |
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