CN107121224A - Deformeter - Google Patents
Deformeter Download PDFInfo
- Publication number
- CN107121224A CN107121224A CN201710061761.1A CN201710061761A CN107121224A CN 107121224 A CN107121224 A CN 107121224A CN 201710061761 A CN201710061761 A CN 201710061761A CN 107121224 A CN107121224 A CN 107121224A
- Authority
- CN
- China
- Prior art keywords
- sensor
- lug plate
- conductive path
- resistor
- longitudinal direction
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
- G01B7/18—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge using change in resistance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/18—Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
- G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
- G01L1/2287—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges constructional details of the strain gauges
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
A kind of deformeter includes：Sensor, the sensor includes machine-direction oriented resistor；Lug plate, the lug plate includes that the region of solder can be applied in；And conductive path, the conductive path extend on the longitudinal direction of resistor with by sensor and lug plate connection.And on the longitudinal direction of resistor, at least a portion of each lug plate is compared to the connection member for connecting the lug plate and corresponding conductive path closer to sensor, and the corresponding conductive path is one of conductive path and is connected lug plate with sensor.
Description
Technical field
The present invention relates to deformeter.
Background technology
Deformeter is attached to the elastic part of elastomer and forms force cell.This deformeter is included by insulating
The substrate 1 that material such as resin is made, and be provided with substrate 1 sensor 2, external connection lug plate (tab) 3a and 3b and
Conductive path 4a and 4b.Sensor 2 includes multiple resistors, and the plurality of resistor is arranged with desired pattern and for examining
Survey strain.Conductive path 4a is used as the current path between lug plate 3a and sensor 2, and conductive path 4b is used as wiring
Current path between piece 3b and sensor 2.Wire (not shown) is generally attached to lug plate 3a and 3b with solder 5
(disclosing announcement No.2006-30163 for example, referring to Japanese patent application).
Above-mentioned deformeter is typically attached to elastomer to cause sensor 2 to be located on the elastic part of the elastomer, so that
Deformeter is set to detect the deformation in elastomer.Deformeter and elastomer are collectively forming force cell.Due in elastomer
Deformation caused by stress in the deformeter of force cell.Furthermore, this stress also act on lug plate 3a and
3b, although compared to the stress acted on sensor 2, its degree is smaller.Because stress concentration, it is to applying to connecing
There is obvious effect on the border of line piece 3a and 3b solder 5.Specifically, on the longitudinal direction of the resistor of sensor 2, connect
Line piece 3a and 3b are located at the part of the side of sensor 2 close to the elastic part of elastomer, therefore are subjected to a large amount of stress.
Therefore, when deformeter be bound to elastomer with use, generally solder 5, in the electricity perpendicular to sensor 2
Crackle is likely to form in the border that the side of the longitudinal direction of resistance device is upwardly extended (6 represent).By 6 expressions, lug plate 3a and 3b
Current path (that is, the electricity between lug plate 3a and sensor 2 between the crackle and wire or lug plate 3a and 3b of middle formation
Current path between flow path and lug plate 3b and sensor 2) it is intersecting.Draw being intersected due to crackle with current path
Rise in current path occur disconnecting and/or part connecting fault in the case of, the output voltage between wire becomes unstable
It is fixed.
The content of the invention
In view of above mentioned problem, the purpose of the present invention is the output voltage between the lug plate of deformeter is become unstable
Fixed occurrence frequency is minimized.
Therefore, included according to the deformeter of the mode of the present invention：Sensor, the sensor includes machine-direction oriented
Resistor；It is each including the region of solder can be applied in lug plate, the lug plate；And conductive path, the conductive path
Footpath extends to connect sensor and lug plate on the longitudinal direction of resistor.On the longitudinal direction of resistor, each wiring
At least a portion of piece, closer to sensor, is somebody's turn to do compared to the connection member for connecting the lug plate and corresponding conductive path
Corresponding conductive path is one of conductive path and connects lug plate and sensor.
In this mode, on the longitudinal direction of resistor, at least a portion of each lug plate connects compared to by this
The connection member that line piece and corresponding conductive path are connected is closer to sensor.Due to this configuration, the solder on lug plate
In the case of middle formation crackle, formed in the region that crackle intersects the current path in crackle not between lug plate, because
This so that due to occur disconnecting in current path or part connecting fault and occur between causing lug plate unstable defeated
The occurrence frequency for going out voltage is minimized.
Included according to the deformeter of the another way of the present invention：Each longitudinal direction that includes in sensor, the sensor takes
To resistor；It is each including the region of solder can be applied in lug plate, the lug plate；And conductive path.At this
In the mode of kind, sensor includes first sensor and second sensor, and lug plate includes the first lug plate, the second wiring
Piece and the 3rd lug plate.Conductive path includes：First conductive path, resistor of first conductive path in first sensor
Longitudinal direction on extend one end of first sensor being connected with the first lug plate；Second conductive path, this second is led
Power path extends to connect one end of second sensor and the second lug plate on the longitudinal direction of the resistor of second sensor
Connect；And the 3rd conductive path, the 3rd conductive path is in first sensor and the longitudinal direction of the resistor of second sensor
It is upper to extend the other end of first sensor, the other end of second sensor being connected with the 3rd lug plate.In first sensor
Resistor longitudinal direction on, at least a portion of the first lug plate is compared to by the first lug plate and the first conductive path
The connection member of connection is closer to first sensor.Moreover, on the longitudinal direction of the resistor of second sensor, second connects
At least a portion of line piece is sensed compared to the connection member for being connected the second lug plate with the second conductive path closer to second
Device.Furthermore, on the longitudinal direction of the resistor of first sensor, the part of the 3rd lug plate is compared to by the 3rd wiring
The connection member that piece is connected with the 3rd conductive path is closer to first sensor.In addition, second sensor resistor it is vertical
To on direction, a part for the 3rd lug plate is compared to the connection member for being connected the 3rd lug plate with the 3rd conductive path more
Close to second sensor.
In this mode, on the longitudinal direction of the resistor of first sensor, at least a portion of the first lug plate
Compared to the connection member for being connected the first lug plate with the first conductive path closer to first sensor, and passed second
On the longitudinal direction of the resistor of sensor, at least a portion of the second lug plate is conductive compared to by the second lug plate and second
The connection member of path connection is closer to second sensor.Furthermore, on the longitudinal direction of the resistor of corresponding sensor,
A part for 3rd lug plate is compared to the connection member for being connected the 3rd lug plate with the 3rd conductive path closer to first
Sensor, and the 3rd lug plate another part compared to the connecting portion for being connected the 3rd lug plate with the 3rd conductive path
Part is closer to second sensor.It is this to arrange the deformeter that can apply to half-bridge circuit type.Pass through this arrangement, wiring
The region that any crackle formed in solder on piece intersects the current path positioned at the crackle not between lug plate
It is interior, it therefore, it can so that causing unstable output voltage due to disconnecting in current path or part connecting fault
Occurrence frequency is minimized.
Included according to the deformeter of the another mode of the present invention：Each longitudinal direction that includes in sensor, the sensor takes
To resistor；It is each including the region of solder can be applied in lug plate, the lug plate；And conductive path.At this
In one mode, sensor includes first sensor, second sensor, 3rd sensor and the 4th sensor, and lug plate bag
Include the first lug plate, the second lug plate, the 3rd lug plate and the 4th lug plate.Conductive path includes：First conductive path, should
First conductive path extends on the longitudinal direction of first sensor and the resistor of 3rd sensor with by first sensor
One end, one end of 3rd sensor and the first lug plate connection；Second conductive path, second conductive path is passed first
Extend on the longitudinal direction of the resistor of sensor and the 4th sensor with by the other end of first sensor, the 4th sensor
One end and the connection of the second lug plate；3rd conductive path, the 3rd conductive path is in second sensor and the electricity of the 4th sensor
Extend to connect one end of second sensor, the other end of the 4th sensor and the 3rd lug plate on the longitudinal direction for hindering device；
4th conductive path, the 4th conductive path extends on the longitudinal direction of second sensor and the resistor of 3rd sensor
So that the other end of second sensor, the other end of 3rd sensor and the 4th lug plate to be connected.In the resistance of first sensor
On the longitudinal direction of device, at least a portion of the first lug plate is compared to the first lug plate is connected with the first conductive path
Connection member is closer to first sensor.Moreover, on the longitudinal direction of the resistor of first sensor, the second lug plate
At least a portion is compared to the connection member for being connected the second lug plate with the second conductive path closer to first sensor.Again
Person, on the longitudinal direction of the resistor of second sensor, at least a portion of the 3rd lug plate is compared to by the 3rd lug plate
The connection member being connected with the 3rd conductive path is closer to second sensor.In addition, the longitudinal direction of the resistor in second sensor
On direction, at least a portion of the 4th lug plate is compared to the connection member for being connected the 4th lug plate with the 4th conductive path
Closer to second sensor.
In this mode, on the longitudinal direction of the resistor of first sensor, at least a portion of the first lug plate
Compared to the connection member for being connected the first lug plate with the first conductive path closer to first sensor, and the second wiring
At least a portion of piece is sensed compared to the connection member for being connected the second lug plate with the second conductive path closer to first
Device.Furthermore, on the longitudinal direction of the resistor of second sensor, at least a portion of the 3rd lug plate is compared to by the 3rd
The connection member that lug plate is connected with the 3rd conductive path is closer to second sensor, and at least one of the 4th lug plate
Point compared to the connection member for being connected the 4th lug plate with the 4th conductive path closer to second sensor.
It is this to arrange the deformeter that can apply to full-bridge circuit type.By this arrangement, in the solder on lug plate
Current path of any crackle formed not between lug plate intersects, and therefore, it can cause due to the disconnection in current path
Connection or part connecting fault and cause the occurrence frequency of unstable output voltage to minimize.
Brief description of the drawings
Fig. 1 be according to the first embodiment of the invention, lug plate be formed at single resistive element on the inside of conductive path
The plan of the exemplary deformeter of type；
Fig. 2 is the example that single resistive element type on the outside of conductive path is formed at according to the first embodiment, lug plate
The plan of property deformeter；
Fig. 3 is single resistive element type on the inside of conductive path is formed at according to the first embodiment, lug plate another
The plan of exemplary deformeter；
Fig. 4 is single resistive element type on the outside of conductive path is formed at according to the first embodiment, lug plate another
The plan of exemplary deformeter；
Fig. 5 is the plan of the exemplary deformeter of modification, single resistive element type according to the first embodiment；
Fig. 6 be according to the second embodiment of the invention, lug plate be formed at double resistive elements on the inside of conductive path
The plan of the exemplary deformeter of type；
Fig. 7 is the example that double resistive element types on the outside of conductive path are formed at according to the second embodiment, lug plate
The plan of property deformeter.
Embodiment
The details of deformeter according to embodiment of the present invention is described with reference to the accompanying drawings.
1. the first embodiment
Fig. 1 be according to the first embodiment of the invention, the deformeter of single resistive element type with single sensor
Example plan.Fig. 2 is the plan of another example of the deformeter of single resistive element type.
The deformeter shown in Fig. 1 and Fig. 2 be respectively provided with substrate 1, sensor 2, lug plate 3a and 3b, conductive path 4a and
Conductive path 4b, wherein conductive path 4a extend on the longitudinal direction of the resistor of sensor 2 with by one end of sensor 2
2x is connected with lug plate 3a, and conductive path 4b extends on the longitudinal direction of the resistor of sensor 2 with by the another of sensor 2
One end 2y is connected with lug plate 3b.Each deformeter is manufactured by operations described below：Metal foil is attached to substrate 1 and to this
Metal foil carries out photoetching to form sensor 2, lug plate 3a and 3b and conductive path 4a and 4b on the base 1.
In the following description, relative to conductive path 4a and 4b, it is referred to as with the identical side of sensor 2 in conductive path
On the inside of 4a and 4b, and relative to conductive path 4a and 4b, the side opposite with sensor 2 is referred to as outside conductive path 4a and 4b
Side.The example shown in Fig. 1 is the strain for single resistive element type that lug plate 3a and 3b are formed on the inside of conductive path 4a and 4b
Instrument.The example shown in Fig. 2 is answering for single resistive element type that lug plate 3a and 3b are formed on the outside of conductive path 4a and 4b
Become instrument.
Substrate 1 is the chip component being made up of insulating materials such as insulating resin.Sensor 2 passes through in arrow X direction
Direction arranged in series of the upper machine-direction oriented sensor along arrow Y and formed.The mainly sensing strain of sensor 2, i.e., in arrow
Stretching, extension or contraction on X direction.
Lug plate 3a and 3b are formed as the region that can be applied in solder and are upwardly away from arrow X side
Sensor 2.Welding lead (not shown in accompanying drawing) is to transmit output on lug plate 3a and 3b.
Conductive path 4a is so that the path that electric energy is transmitted by the path between sensor 2 and lug plate 3a.It is conductive
Path 4b is so that the path that electric energy is transmitted by the path between sensor 2 and lug plate 3b.
Conductive path 4a one end is connected to one end 2x of sensor 2, and the conductive path 4a other end is by means of connection
Part is connected to lug plate 3a.Connection member is located at lug plate 3a remote lug plate 3b side simultaneously on arrow Y direction
And the side of sensor 2 is located remotely from the direction of arrowx.Therefore, as the region (solder areas of solder can be applied in
Domain) lug plate 3a at least a portion 3az more leaned on compared to by lug plate 3a and conductive path 4a connections connection member
Nearly sensor 2.
Similarly, conductive path 4b one end is connected to the other end 2y of sensor 2, and the conductive path 4b other end
Lug plate 3b is connected to by means of connection member.Connection member is located at lug plate 3b remote lug plate on arrow Y direction
3a side and the side for being located remotely from sensor 2 in the direction of arrowx.Therefore, the lug plate 3b as socket area
At least a portion 3bz compared to by lug plate 3b and the connection member of conductive path 4b connections closer to sensor 2.
In response to the elastomer attached by deformeter (deformeter shown in such as Fig. 1 or Fig. 2) (not shown in accompanying drawing)
In deformation, and more specifically, in response to the deformation in the surface of the elastomer attached by deformeter as stretch or shrink,
The resistor of the sensor 2 of deformeter correspondingly stretches or shunk, and it causes resistance value to increased or decrease.Electricity in sensor 2
The change of resistance is proportional to the load of application to elastomer.Show that these electric signals changed of resistance value can be by means of
It is connected to lug plate 3a and 3b wire output.
In this embodiment, on the longitudinal direction of resistor, lug plate 3a at least a portion 3az is compared to general
Lug plate 3a and the connection member of conductive path 4a connections are closer to sensor 2.When wire is welded on lug plate 3a, weldering
Material 5 also will be present in the 3az of region.Similarly, on the longitudinal direction of resistor, lug plate 3b at least a portion 3bz phases
Than in by lug plate 3b and the connection member of conductive path 4b connections closer to sensor 2.When wire is welded on lug plate 3b
When upper, solder 5 also will be present in the 3bz of region.By disposing this configuration, any crackle of formation will be predominantly located in area
Around the border of solder 5 in domain 3az and 3bz, the border is located at the side of facing sensing device 2.Crackle will be perpendicular to sensing
The side of the longitudinal direction of the resistor of device 2 is upwardly formed.
However, because these crackles are located in the region that current path of the crackle not between lug plate 3a and 3b intersects,
So that causing and connecing due to disconnecting in the current path between lug plate 3a and 3b or part connecting fault
The occurrence frequency that output voltage between line piece 3a and 3b becomes unstable is minimized.
Fig. 3 shows that lug plate 3a and 3b should in inner side, single resistive element type relative to conductive path 4a and 4b formation
Become another example of instrument.Fig. 4 shows lug plate 3a and 3b relative to conductive path 4a and 4b formation in outside, single resistance member
Another example of part type deformeter.Compared with the connection member of the deformeter shown in Fig. 1 and Fig. 2, shown in Fig. 3 and Fig. 4
Deformeter has narrower connection member, and lug plate 3a and 3b are connected by the connection member with conductive path 4a and 4b respectively.
By the deformeter similar mode with being shown in Fig. 1 and Fig. 2, each deformeter shown in figs. 3 and 4
In, on the longitudinal direction of resistor, lug plate 3a at least a portion 3az is compared to by lug plate 3a and conductive path 4a
The connection member of connection is closer to sensor 2.When wire is welded on lug plate 3a, solder 5 also will be present in region 3az
In.Similarly, in each deformeter, on the longitudinal direction of resistor, lug plate 3b at least a portion 3bz compared to
By lug plate 3b and the connection member of conductive path 4b connections closer to sensor 2.When wire is welded on lug plate 3b,
Solder 5 also will be present in the 3bz of region.In this configuration, any crackle of formation will be predominantly located in region 3az and 3bz
In solder 5 border around, the border be located at facing sensing device 2 side.Crackle is by the resistance perpendicular to sensor 2
The side of the longitudinal direction of device is upwardly formed.
However, because these crackles are located in the region that current path of the crackle not between lug plate 3a and 3b intersects,
So that causing and connecing due to disconnecting in the current path between lug plate 3a and 3b or part connecting fault
The occurrence frequency that output voltage between line piece 3a and 3b becomes unstable is minimized.
Fig. 5 is the example of modification, single resistive element type deformeter according to the first embodiment.In this example, lead
Power path 4e one end is connected to one end of sensor 2, and the conductive path 4e other end is branched off into conductive branches path 4g
And 4h.Conductive branches path 4g and 4h surrounds lug plate 3i.The side of the end of lug plate 3i remote sensor 2 by means of
Connection member is connected to conductive branches path 4g and 4h.Similarly, conductive path 4f one end is connected to the another of sensor 2
End, and the conductive path 4f other end is branched off into conductive branches path 4i and 4j.Conductive branches path 4i and 4j surrounds wiring
Piece 3j.The side of lug plate 3j remote sensor 2 is connected to conductive branches path 4i and 4j by means of connection member.
Equally in the modification, on the longitudinal direction of resistor, lug plate 3i at least a portion 3iz is compared to general
Lug plate 3i and the connection member of conductive path 4e connections are closer to sensor 2.Similarly, on the longitudinal direction of resistor,
Lug plate 3j at least a portion 3jz compared to by lug plate 3j and the connection member of conductive path 4f connections closer to sensing
Device 2.
Figure 5 illustrates the first embodiment modification in, on the longitudinal direction of resistor, lug plate 3i is extremely
Few a part of 3iz is compared to the connection member for being respectively connected lug plate 3i with conductive branches path 4g and 4h closer to sensing
Device 2.When wire is welded on lug plate 3i, solder 5 also will be present in the 3iz of region.Similarly, in the longitudinal direction of resistor
On direction, lug plate 3j compared to being connected by lug plate 3j at least a portion 3jz with conductive branches path 4i and 4j respectively
Connection member is closer to sensor 2.When wire is welded on lug plate 3j, solder 5 also will be present in the 3jz of region.
In this configuration, any crackle of formation is by around the border for the solder 5 being predominantly located in region 3iz and 3jz, the border
Positioned at the side of facing sensing device 2.Crackle will be upwardly formed in the side of the longitudinal direction of the resistor perpendicular to sensor 2.
However, because these crackles are located at the region that current path of the crackle not between lug plate 3i and 3j intersects, institute
With can such that due to disconnecting in current path between lug plate 3i and 3j or part connecting fault and cause wiring
The occurrence of frequency that output voltage between piece 3i and 3j becomes unstable is minimized.
2. the second embodiment
Above-mentioned first embodiment is related to the deformeter of single resistive element type.It is according to the deformeter of the second embodiment
Double resistive element types (there are two sensors) and form half-bridge circuit.According to the second embodiment of the invention Fig. 6 is
, the plan of the examples of double resistive element type deformeters.Fig. 7 is the plane of another example of double resistive element type deformeters
Figure.
First sensor 2a and second sensor 2b each are respectively provided with the deformeter shown in Fig. 6 and Fig. 7, and
With the first lug plate 3m, the second lug plate 3n and the 3rd lug plate 3k.Each deformeter also have the first conductive path 4m,
Second conductive path 4n and the 3rd conductive path 4k.Figure 6 illustrates deformeter in, the first lug plate 3m, the second lug plate
3n and the 3rd lug plate 3k is in the region surrounded by the first conductive path 4m, the second conductive path 4n and the 3rd conductive path 4k
It is interior to be formed.By contrast, figure 7 illustrates deformeter in, the first lug plate 3m, the second lug plate 3n and the 3rd lug plate
3k is formed outside the region surrounded by the first conductive path 4m, the second conductive path 4n and the 3rd conductive path 4k.
In each deformeter shown in figure 6 and figure 7, resistors of the first conductive path 4m in first sensor 2a
Longitudinal direction on extend first sensor 2a one end 2ax being connected with the first lug plate 3m.Second conductive path 4n exists
Extend on the longitudinal direction of second sensor 2b resistor with by second sensor 2b one end 2bx and the second lug plate 3n
Connection.3rd conductive path 4k extends to incite somebody to action on the longitudinal direction of first sensor 2a and second sensor 2b resistor
First sensor 2a other end 2ay, second sensor 2b other end 2by and the 3rd lug plate 3k connections.
On the longitudinal direction of first sensor 2a resistor, the first lug plate 3m at least a portion 3mz compared to
The connection member that first lug plate 3m is connected with the first conductive path 4m is closer to first sensor 2a.Moreover, being passed second
On the longitudinal direction of sensor 2b resistor, the second lug plate 3n at least a portion 3nz compared to by the second lug plate 3n with
The connection member of second conductive path 4n connections is closer to second sensor 2b.Furthermore, in first sensor 2a resistor
Longitudinal direction on, the 3rd lug plate 3k a part of 3kz1Connect compared to by the 3rd lug plate 3k and the 3rd conductive path 4k
The connection member connect is closer to first sensor 2a, and in addition, on the longitudinal direction of second sensor 2b resistor,
3rd lug plate 3k a part of 3kz2Compared to the connection member for being connected the 3rd lug plate 3k with the 3rd conductive path 4k more
Close to second sensor 2b.
In this second embodiment, for example, the first lug plate 3m and the second lug plate 3n are both functioned as and be applied in input voltage
Lug plate, and the 3rd lug plate 3k be used as by it detection output voltage lug plate.First sensor 2a and second is passed
One on the surface for the elastomer for stretching or shrinking when load applies to elastomer of a sensor arrangement in sensor 2b
On point, and another sensor arrangement in first sensor 2a and second sensor 2b applies to elastomer when load
When shrink or stretch elastomer surface a part on.By means of being connected to lug plate 3m, 3n and 3k wire, output
The electric signal of the change of resistance value in expression sensor, the change is proportional to the load of application to elastomer.By using
Two this deformeters as described above can form full-bridge electric current.
In this second embodiment, on the longitudinal direction of first sensor 2a resistor, the first lug plate 3m is extremely
Few a part of 3mz is compared to the connection member for being connected the first lug plate 3m with the first conductive path 4m closer to sensor 2a.
When wire is welded on the first lug plate 3m, solder 5 also will be present in the 3mz of region.Similarly, in second sensor 2b
Resistor longitudinal direction on, the second lug plate 3n at least a portion 3nz is compared to by the second lug plate 3n and second
The connection member of conductive path 4n connections is closer to second sensor 2b.When wire is welded on the second lug plate 3n, solder
5 also will be present in the 3nz of region.On the longitudinal direction of first sensor 2a resistor, a 3rd lug plate 3k part
3kz1Compared to the connection member for being connected the 3rd lug plate 3k with the 3rd conductive path 4k closer to first sensor 2a, and
And in addition, on the longitudinal direction of second sensor 2b resistor, the 3rd lug plate 3k another part 3kz2Compared to general
The connection member that 3rd lug plate 3k is connected with the 3rd conductive path 4k is closer to second sensor 2b.When wire is welded on
When on three lug plate 3k, solder 5 also will be present in region 3kz1And 3kz2In.
By disposing this configuration, any crackle of formation will be predominantly located in region 3mz and 3kz1In and region 3nz
And 3kz2In solder 5 border around.In region 3mz and 3kz1In solder 5 in be likely to form crackle border be located at face
To first sensor 2a side.The crackle formed in that region is by the resistor perpendicular to first sensor 2a
The side of longitudinal direction is upwardly extended.Moreover, in region 3nz and 3kz2In solder 5 in be likely to form the border of crackle and be located at
Towards second sensor 2b side.The crackle formed in that region is by the resistor perpendicular to second sensor 2b
The side of longitudinal direction upwardly extend.
However, current path or lug plate 3n of the crackle formed in these regions not between lug plate 3m and 3k and
Current path between 3k intersects.It therefore, it can so that due to disconnecting in the current path or part connecting fault
And cause the output voltage and the second lug plate 3n and the 3rd lug plate 3k between the first lug plate 3m and the 3rd lug plate 3k
Between output voltage the occurrence of become unstable frequency minimize.
Fig. 6 and Fig. 7 show wherein the first lug plate 3m, the second lug plate 3n and the 3rd lug plate 3k in first sensor
The example arrangement formed in interval between 2a and second sensor 2b.It should be noted that such configuration can also be applicable：Its
Formed in interval of the middle lug plate not between first sensor 2a and second sensor 2b.
3. the 3rd embodiment
According to the deformeter of the 3rd embodiment be four resistive element types (have four sensors) and form full-bridge
Circuit.The example of this deformeter is described below.
Described deformeter has first sensor 2c, second sensor 2d, 3rd sensor 2e and the 4th sensor
2f, and with the first lug plate 3s, the second lug plate 3t, the 3rd lug plate 3u and the 4th lug plate 3v.The deformeter also has
There are the first conductive path 4u, the second conductive path 4v, the 3rd conductive path 4w and the 4th conductive path 4x.
First conductive path 4u extend on the longitudinal direction of first sensor 2c and 3rd sensor 2e resistor with
By first sensor 2c one end 2cx, 3rd sensor 2e one end 2ex and the first lug plate 3s connections.Second conductive path
4v extends on the longitudinal direction of first sensor 2c and the 4th sensor 2f resistor with by the another of first sensor 2c
Hold 2cy, the 4th sensor 2f one end 2fx and the second lug plate 3t connections.3rd conductive path 4w is in second sensor 2d
With extend on the longitudinal direction of the 4th sensor 2f resistor with by second sensor 2d one end 2dx, the 4th sensor 2f
Other end 2fy and the 3rd lug plate 3u connections.4th conductive path 4x is in second sensor 2d and 3rd sensor 2e electricity
Extend on the longitudinal direction for hindering device with by second sensor 2d other end 2dy, 3rd sensor 2e other end 2ey and the
Four lug plate 3v connections.
On the longitudinal direction of first sensor 2c resistor, the first lug plate 3s at least a portion 3sz compared to
The connection member that first lug plate 3s is connected with the first conductive path 4u is closer to first sensor 2c.Moreover, being passed first
On the longitudinal direction of sensor 2c resistor, the second lug plate 3t at least a portion 3tz compared to by the second lug plate 3t with
The connection member of second conductive path 4v connections is closer to first sensor 2c.Furthermore, in second sensor 2d resistor
On longitudinal direction, the 3rd lug plate 3u at least a portion 3uz is compared to by the 3rd lug plate 3u and the 3rd conductive path 4w
The connection member of connection is closer to second sensor 2d.In addition, on the longitudinal direction of second sensor 2d resistor, the
Four lug plate 3v at least a portion 3vz is compared to the connection member for being connected the 4th lug plate 3v with the 4th conductive path 4x
Closer to second sensor 2d.
In the 3rd embodiment, for example, the first lug plate 3s and the 3rd lug plate 3u are both functioned as and are applied in input voltage
Lug plate, and the second lug plate 3t and the 4th lug plate 3v both function as by its detect output voltage lug plate.First
Sensor 2c and second sensor 2d are arranged in the part on the surface for the elastomer for occurring to stretch or shrink when a load is applied
On, and 3rd sensor 2e and the 4th sensor 2f are arranged in the elastomer that shrinks or stretch when a load is applied
In the part on surface.By means of the wire being connected with lug plate 3s, 3u, 3t and 3v, output represents the resistance in sensor
The electric signal of the change of value, the change is proportional to the load of application to elastomer.
In the 3rd embodiment, on the longitudinal direction of first sensor 2c resistor, the surface of the first elastomer
, lug plate 3s a part of 3sz more leans on compared to by the first lug plate 3s with the first conductive path 4u connection members being connected
Nearly first sensor 2c.When wire is welded on the first lug plate 3s, solder 5 also will be present in the 3sz of region.Similarly,
On the longitudinal direction of first sensor 2c resistor, the second lug plate 3t at least a portion 3tz connects compared to by second
The connection member that line piece 3t is connected with the second conductive path 4v is closer to first sensor 2c.When wire is welded on the second wiring
When on piece 3t, solder 5 also will be present in the 3tz of region.Similarly, on the longitudinal direction of second sensor 2d resistor,
3rd lug plate 3u at least a portion 3uz is compared to the connecting portion for being connected the 3rd lug plate 3u with the 3rd conductive path 4w
Part is closer to second sensor 2d.When wire is welded on the 3rd lug plate 3u, solder 5 also will be present in the 3uz of region.
Similarly, on the longitudinal direction of second sensor 2d resistor, the 4th lug plate 3v at least a portion 3vz compared to
The connection member that 4th lug plate 3v is connected with the 4th conductive path 4z is closer to second sensor 2d.When wire is welded on
When on the 4th lug plate 3v, solder 5 also will be present in the 3vz of region.
By disposing this configuration, any crackle of formation will be predominantly located in region 3sz and 3tz and region 3uz and
Around the border of solder 5 in 3vz.The border that crackle is likely to form in solder 5 in region 3sz and 3tz is located at towards the
One sensor 2c side.The crackle formed in that region is by the longitudinal direction of the resistor perpendicular to first sensor 2c
The side in direction is upwardly extended.Moreover, the border that crackle is likely to form in solder 5 in region 3uz and 3vz is located at towards the
Two sensor 2d side.The crackle formed in that region is by the longitudinal direction of the resistor perpendicular to second sensor 2d
The side in direction is upwardly extended.
However, the electric current road of the crackle formed in these regions not between the first lug plate 3s and the second lug plate 3t
Current path between footpath or the 3rd lug plate 3u and the 4th lug plate 3v intersects.It therefore, it can so that due to the electric current road
Disconnecting in footpath or part connecting fault and cause output voltage between the first wiring 3s and the second lug plate 3t and
The occurrence of frequency that output voltage between 3rd lug plate 3u and the 4th lug plate 3v becomes unstable is minimized.
The deformeter of full-bridge circuit is formed, the deformeter can be included in the first lug plate 3s and the second lug plate 3t
Between and formed between the 3rd lug plate 3u and the 4th lug plate 3v first sensor 2c, second sensor 2d, the 3rd
Sensor 2e and the 4th sensor 2f.
4. modification
So far, according to various embodiments, invention has been described.However, when performing the present invention,
In the case of the spirit without departing substantially from the present invention, concrete configuration can be modified by various modes.For example, above-mentioned wiring
The shape of piece and the shape of connection member be given as examples and be nonrestrictive.As long as realizing that the present invention's is excellent
Point, shape can be changed in a variety of ways.
There is provided the example of following configurations in embodiments above：Wherein sensor resistor longitudinal direction
On, the part of lug plate is compared to the corresponding connection member for connecting the lug plate and corresponding conductive path closer to phase
The sensor answered.However, in each embodiment, following configurations can be applicable：Wherein sensor resistor longitudinal direction
On direction, the whole part of lug plate is compared to the corresponding connection member for connecting the lug plate and corresponding conductive path more
Close to corresponding sensor.
The exemplary configuration of the deformeter of single resistive element type is described below.In this example, connection member is formed as L
Shape.On the longitudinal direction of the resistor of sensor 2, conductive path is connected to corresponding to one end of lug plate 3a connection member
One end of footpath 4a remote sensor 2, and the other end of the connection member is connected on the side opposite with sensor 2
Lug plate 3a.Similarly, on the longitudinal direction of resistor, it is connected to and leads corresponding to one end of lug plate 3b connection member
One end of power path 4b remote sensor 2, and the other end of the connection member connects in the side opposite with sensor 2
To lug plate 3b.Therefore, on the longitudinal direction of the resistor of sensor 2, lug plate 3a whole part is compared to by wiring
The connection member that piece 3a is connected with conductive path 4a closer to sensor 2, and lug plate 3b whole part compared to will connect
The connection member that line piece 3b is connected with conductive path 4b is closer to sensor 2.
In the configuration, it is possible to achieve similar to the advantage of the advantage described in the first embodiment.
Although describing the example arrangement that lug plate 3a and 3b are formed at conductive path 4a and 4b inner side, wiring
Piece 3a and 3b can be formed at conductive path 4a and 4b outside.Furthermore, although modification of the above-mentioned example to the first embodiment
It is described, but similar modification is also applied for the second embodiment and the 3rd embodiment, more specifically, second is real
Apply the lug plate 3m and 3n described in scheme, lug plate 3s, 3t, 3u and 3v described in the 3rd embodiment and its is corresponding
Connection member can be changed in the way of similar to modification described above.
Sum it up, the present invention is it is to be understood that on the longitudinal direction of the resistor of corresponding sensor, lug plate
At least a portion compared to corresponding connection member (or corresponding multiple connection members) closer to sensor, this is corresponding
Connection member connects the lug plate with corresponding conductive path.Here, " at least a portion of lug plate " can be lug plate
Whole part or lug plate a part.
The description of reference
1：Substrate
2：Sensor
2a, 2c first sensor
2b, 2d second sensor
2e 3rd sensors
The sensors of 2f the 4th
3a, 3b, 3i, 3j lug plate
The lug plate of 3m, 3s first
The lug plate of 3n, 3t second
The lug plate of 3k, 3u the 3rd
The lug plate of 3m, 3n the 4th
4a, 4b conductive path
The conductive path of 4m, 4u first
The conductive path of 4n, 4v second
The conductive path of 4k, 4w the 3rd
The conductive paths of 4x the 4th
5 solders
6 show the line to form the position of crackle
Claims (3)
1. a kind of deformeter, including：
Sensor, the sensor includes machine-direction oriented resistor；
It is each including the region of solder can be applied in lug plate, the lug plate；And
Conductive path, the conductive path extends on the longitudinal direction of the resistor with by the sensor and the wiring
Piece is connected,
Wherein, on the longitudinal direction of the resistor, at least a portion of each lug plate is compared to by described and corresponding
Conductive path connection connection member closer to sensor, corresponding conductive path be one of described conductive path and
The lug plate is connected with the sensor.
2. a kind of deformeter, including：
Sensor, the sensor includes machine-direction oriented resistor；
It is each including the region of solder can be applied in lug plate, the lug plate；And
Conductive path,
Wherein, the sensor includes first sensor and second sensor,
Wherein, the lug plate includes the first lug plate, the second lug plate and the 3rd lug plate,
Wherein, the conductive path includes：
Extend to incite somebody to action on first conductive path, the longitudinal direction of resistor of first conductive path in the first sensor
One end of the first sensor is connected with first lug plate；
Extend to incite somebody to action on second conductive path, the longitudinal direction of resistor of second conductive path in the second sensor
One end of the second sensor is connected with second lug plate；
3rd conductive path, the 3rd conductive path is in the vertical of the first sensor and the resistor of the second sensor
Upwardly extended to side with by the other end of the first sensor, the other end of the second sensor and the 3rd lug plate
Connection,
Wherein, on the longitudinal direction of the resistor of the first sensor, at least a portion of first lug plate is compared
In the connection member for being connected first lug plate with first conductive path closer to the first sensor,
Wherein, on the longitudinal direction of the resistor of the second sensor, at least a portion of second lug plate is compared
In the connection member for being connected second lug plate with second conductive path closer to the second sensor,
Wherein, on the longitudinal direction of the resistor of the first sensor, a part for the 3rd lug plate is compared to general
The connection member that 3rd lug plate is connected with the 3rd conductive path closer to the first sensor, and
Wherein, on the longitudinal direction of the resistor of the second sensor, a part for the 3rd lug plate is compared to general
The connection member that 3rd lug plate is connected with the 3rd conductive path is closer to the second sensor.
3. a kind of deformeter, including：
Sensor, the sensor includes machine-direction oriented resistor；
It is each including the region of solder can be applied in lug plate, the lug plate；And
Conductive path,
Wherein, the sensor includes first sensor, second sensor, 3rd sensor and the 4th sensor,
Wherein, the lug plate includes the first lug plate, the second lug plate, the 3rd lug plate and the 4th lug plate, and
Wherein, the conductive path includes：
First conductive path, first conductive path is in the vertical of the first sensor and the resistor of the 3rd sensor
Upwardly extend to connect one end of the first sensor, one end of the 3rd sensor and first lug plate to side
Connect；
Second conductive path, second conductive path the first sensor and the 4th sensor resistor it is vertical
Upwardly extend to connect the other end of the first sensor, one end of the 4th sensor and second lug plate to side
Connect；
3rd conductive path, the 3rd conductive path the second sensor and the 4th sensor resistor it is vertical
Upwardly extend to connect one end of the second sensor, the other end of the 4th sensor and the 3rd lug plate to side
Connect；And
4th conductive path, the 4th conductive path the second sensor and the 3rd sensor resistor it is vertical
Upwardly extended to side with by the other end of the second sensor, the other end of the 3rd sensor and the 4th lug plate
Connection,
Wherein, on the longitudinal direction of the resistor of the first sensor, at least a portion of first lug plate is compared
In the connection member for being connected first lug plate with first conductive path closer to the first sensor,
Wherein, on the longitudinal direction of the resistor of the first sensor, at least a portion of second lug plate is compared
In the connection member for being connected second lug plate with second conductive path closer to the first sensor,
Wherein, on the longitudinal direction of the resistor of the second sensor, at least a portion of the 3rd lug plate is compared
In the connection member for being connected the 3rd lug plate with the 3rd conductive path closer to the second sensor, and
Wherein, on the longitudinal direction of the resistor of the second sensor, at least a portion of the 4th lug plate is compared
In the connection member for being connected the 4th lug plate with the 4th conductive path closer to the second sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710218623.XA CN107449350B (en) | 2016-02-24 | 2017-01-26 | Strain gauge |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016033241A JP2017150931A (en) | 2016-02-24 | 2016-02-24 | Strain gauge |
| JP2016-033241 | 2016-02-24 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710218623.XA Division CN107449350B (en) | 2016-02-24 | 2017-01-26 | Strain gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107121224A true CN107121224A (en) | 2017-09-01 |
Family
ID=59522279
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710218623.XA Expired - Fee Related CN107449350B (en) | 2016-02-24 | 2017-01-26 | Strain gauge |
| CN201710061761.1A Pending CN107121224A (en) | 2016-02-24 | 2017-01-26 | Deformeter |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710218623.XA Expired - Fee Related CN107449350B (en) | 2016-02-24 | 2017-01-26 | Strain gauge |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2017150931A (en) |
| CN (2) | CN107449350B (en) |
| DE (1) | DE102016222881B4 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107449350A (en) * | 2016-02-24 | 2017-12-08 | 株式会社百利达 | Deformeter |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102151766B1 (en) * | 2019-05-22 | 2020-09-03 | 전북대학교산학협력단 | Strain gauge, strain sensor including the same, and strain measurement method using the same |
| CN110953980B (en) * | 2019-11-27 | 2022-04-19 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Method for detecting bulging of deep sea pressure-resistant battery monomer |
| JP7469933B2 (en) | 2020-03-30 | 2024-04-17 | ミネベアミツミ株式会社 | Strain gauges |
| US11592377B2 (en) * | 2020-04-20 | 2023-02-28 | Vishay Measurements Group, Inc. | Fatigue life sensor for measuring repetitive loads applied to a structure based upon cracks propagating from crack initiation features of the sensor |
| JP2022187576A (en) * | 2021-06-08 | 2022-12-20 | ミネベアミツミ株式会社 | strain gauge |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU767585A1 (en) * | 1978-04-04 | 1980-09-30 | Предприятие П/Я В-2504 | Pressure transducer |
| JPH06281511A (en) * | 1993-03-26 | 1994-10-07 | Tokyo Electric Co Ltd | Strain sensor |
| JP3040684U (en) * | 1997-02-18 | 1997-08-26 | 株式会社共和電業 | Strain gauge |
| CN101095282A (en) * | 2002-12-10 | 2007-12-26 | 皇家飞利浦电子股份有限公司 | Transducer and electronic device |
| CN101603806A (en) * | 2008-06-10 | 2009-12-16 | 美蓓亚株式会社 | Be used to connect the method for tab pattern and lead-in wire |
| CN202329537U (en) * | 2011-11-26 | 2012-07-11 | 济南金钟电子衡器股份有限公司 | Round full-bridge resistance strain gage |
| CN102735514A (en) * | 2012-07-23 | 2012-10-17 | 武钢集团昆明钢铁股份有限公司 | Method for measuring contents of Fe, Al, Ca, Mg, Pb, Cu, Zn and P in manganese ore |
| JP2012207959A (en) * | 2011-03-29 | 2012-10-25 | Minebea Co Ltd | Strain gauge |
| CN104204752A (en) * | 2012-05-16 | 2014-12-10 | 株式会社爱安德 | Axial force sensor |
| CN204788239U (en) * | 2015-07-03 | 2015-11-18 | 新会康宇测控仪器仪表工程有限公司 | DSOI strainometer |
| CN107449350A (en) * | 2016-02-24 | 2017-12-08 | 株式会社百利达 | Deformeter |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5142947B2 (en) * | 1971-09-28 | 1976-11-18 | ||
| DE3042506C2 (en) * | 1980-11-11 | 1986-10-09 | Gould Inc., Rolling Meadows, Ill. | Strain gauge transducers |
| DE3678063D1 (en) * | 1985-08-08 | 1991-04-18 | Hottinger Messtechnik Baldwin | STRETCH SENSOR. |
| DE4011314A1 (en) * | 1990-04-07 | 1991-10-10 | Hottinger Messtechnik Baldwin | ELASTIC MEASURING STRIP AND MEASURING SENSOR WITH THIS ELASTIC MEASURING STRIP |
| US5086335A (en) * | 1990-07-31 | 1992-02-04 | Hewlett-Packard Company | Tape automated bonding system which facilitate repair |
| DE19909042A1 (en) * | 1999-03-02 | 2000-09-07 | Hbm Waegetechnik Gmbh | Strain gauges for transducers |
| CN100347517C (en) * | 2004-06-18 | 2007-11-07 | 株式会社百利达 | Strain gauge |
| JP2006030163A (en) | 2004-06-18 | 2006-02-02 | Tanita Corp | Strain gauge |
| JP2006098257A (en) * | 2004-09-30 | 2006-04-13 | Denso Corp | Sensing member, load sensor, and occupant detection system |
| US20060288795A1 (en) * | 2005-06-27 | 2006-12-28 | Vishay Measurements Group, Inc. | Strain gage with off axis creep compensation feature |
| JP4758271B2 (en) * | 2006-04-18 | 2011-08-24 | 株式会社共和電業 | Strain gauge for large strain measurement |
| JP4887260B2 (en) * | 2006-10-31 | 2012-02-29 | アイシン精機株式会社 | Passenger load sensor for vehicle seat |
| KR101151125B1 (en) * | 2007-08-27 | 2012-06-01 | 가부시키가이샤 히타치세이사쿠쇼 | semiconductor strain sensor |
| JP5372411B2 (en) | 2008-06-10 | 2013-12-18 | ミネベア株式会社 | Strain gauge, method for manufacturing the same, and method for mounting the strain gauge |
| US9101734B2 (en) * | 2008-09-09 | 2015-08-11 | Biosense Webster, Inc. | Force-sensing catheter with bonded center strut |
| JP2010243192A (en) * | 2009-04-01 | 2010-10-28 | A & D Co Ltd | Strain gauge and load cell |
| JP2012208032A (en) * | 2011-03-30 | 2012-10-25 | Minebea Co Ltd | Strain gauge and manufacturing method thereof |
| CN202329533U (en) * | 2011-08-09 | 2012-07-11 | 浙江大合建设工程检测有限公司 | Strain gauge |
-
2016
- 2016-02-24 JP JP2016033241A patent/JP2017150931A/en active Pending
- 2016-11-21 DE DE102016222881.1A patent/DE102016222881B4/en not_active Expired - Fee Related
-
2017
- 2017-01-26 CN CN201710218623.XA patent/CN107449350B/en not_active Expired - Fee Related
- 2017-01-26 CN CN201710061761.1A patent/CN107121224A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU767585A1 (en) * | 1978-04-04 | 1980-09-30 | Предприятие П/Я В-2504 | Pressure transducer |
| JPH06281511A (en) * | 1993-03-26 | 1994-10-07 | Tokyo Electric Co Ltd | Strain sensor |
| JP3040684U (en) * | 1997-02-18 | 1997-08-26 | 株式会社共和電業 | Strain gauge |
| CN101095282A (en) * | 2002-12-10 | 2007-12-26 | 皇家飞利浦电子股份有限公司 | Transducer and electronic device |
| CN101603806A (en) * | 2008-06-10 | 2009-12-16 | 美蓓亚株式会社 | Be used to connect the method for tab pattern and lead-in wire |
| JP2012207959A (en) * | 2011-03-29 | 2012-10-25 | Minebea Co Ltd | Strain gauge |
| CN202329537U (en) * | 2011-11-26 | 2012-07-11 | 济南金钟电子衡器股份有限公司 | Round full-bridge resistance strain gage |
| CN104204752A (en) * | 2012-05-16 | 2014-12-10 | 株式会社爱安德 | Axial force sensor |
| CN102735514A (en) * | 2012-07-23 | 2012-10-17 | 武钢集团昆明钢铁股份有限公司 | Method for measuring contents of Fe, Al, Ca, Mg, Pb, Cu, Zn and P in manganese ore |
| CN204788239U (en) * | 2015-07-03 | 2015-11-18 | 新会康宇测控仪器仪表工程有限公司 | DSOI strainometer |
| CN107449350A (en) * | 2016-02-24 | 2017-12-08 | 株式会社百利达 | Deformeter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107449350A (en) * | 2016-02-24 | 2017-12-08 | 株式会社百利达 | Deformeter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107449350B (en) | 2020-03-10 |
| DE102016222881A1 (en) | 2017-08-24 |
| JP2017150931A (en) | 2017-08-31 |
| DE102016222881B4 (en) | 2018-07-26 |
| CN107449350A (en) | 2017-12-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107121224A (en) | Deformeter | |
| CN104681553B (en) | Electronic unit | |
| US10283699B2 (en) | Hall-effect sensor isolator | |
| CN107885390B (en) | Touch display panel and display device | |
| US20140224037A1 (en) | Tactile Sensor And Multi-Axial Tactile Sensor | |
| KR102534083B1 (en) | decompression sensor | |
| CN101750591A (en) | Vertical hall sensor | |
| US20160293829A1 (en) | Piezoelectric switch with lateral moving beams | |
| JP2016523008A (en) | Push-pull flip chip half-bridge magnetoresistive switch | |
| CN102200866A (en) | Mutual capacitance touch sensor , detection method thereof and touch display device | |
| AU2008300320A1 (en) | A sensor for intravascular measurements within a living body | |
| JP7105497B2 (en) | Modulated magnetoresistive sensor | |
| US9000761B2 (en) | Hall-effect sensor isolator | |
| US10852886B2 (en) | Input sensing unit and electronic device including the same | |
| CN111179794B (en) | Detection circuit, array substrate and display panel | |
| JP6352200B2 (en) | Semiconductor device | |
| US7888610B2 (en) | Keypad and method for identifying keystrokes of a keypad | |
| JP2008060039A (en) | Semiconductor device and its manufacturing method | |
| TWI566651B (en) | Electrical connection assembly and testing method thereof | |
| CN105358945B (en) | A kind of flexible circuit interface for deformeter | |
| JP2010008122A (en) | Gas sensor | |
| JP2014192092A (en) | Battery module | |
| CN109659925A (en) | Power supply device with wiring protection | |
| CN211263588U (en) | PCB-based current sensor | |
| TWI393200B (en) | Testing unit and test system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170901 |
|
| WD01 | Invention patent application deemed withdrawn after publication |