CN108303077A - attitude detecting sensor - Google Patents
attitude detecting sensor Download PDFInfo
- Publication number
- CN108303077A CN108303077A CN201810053512.2A CN201810053512A CN108303077A CN 108303077 A CN108303077 A CN 108303077A CN 201810053512 A CN201810053512 A CN 201810053512A CN 108303077 A CN108303077 A CN 108303077A
- Authority
- CN
- China
- Prior art keywords
- shell
- signal element
- liquid metal
- detecting sensor
- attitude detecting
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The present invention relates to sensor technical fields, provide a kind of attitude detecting sensor, which includes shell, signal element and control unit;It is equipped with cavity in shell, liquid metal and buffer solution are filled in cavity, the density of buffer solution is less than the density of liquid metal;Signal element is inserted into shell, and signal element when the posture of shell changes, by contact from the different parts of signal element by liquid metal for generating different electric signals;Control unit is electrically connected with signal element.The configuration of the present invention is simple is easily installed, when the attitudes vibration of Devices to test, the liquid level of liquid metal will change therewith in shell, and then liquid metal and the contact site of signal element also just change, to which the electric signal that signal element generates will change, control unit can calculate the situation of change of equipment under test posture according to these electric signals that signal element is fed back, and thus can adjust Devices to test in time, ensure its safe and reliable operation.
Description
Technical field
The present invention relates to sensor technical field more particularly to a kind of attitude detecting sensors.
Background technology
Using sensor as the detecting system of core, just as human body nerve as sense organ endlessly to human brain
The various information of macroscopic view and microcosmos are provided, people's knowledge of natural environment, nature remodeling are helped." without sensor just without the modern times
The viewpoint of change science and technology " has been recognized by the whole world.
Currently, sensor has penetrated into every field, such as industrial production, space development, marine exploration, environment are protected
Shield, resource investigation, medical diagnosis, bioengineering, even historical relic's protection.For example, in recent years, intelligence manufacture, smart home, intelligence
The vocabulary such as trip are known gradually.These " intelligence " " can be achieved, and one of key factor is exactly that there are various
The sensor of various kinds.The condition information of external environment and own system is fed back to central processing list by these sensors in real time
Member, central processing unit controls corresponding component according to these information and acts, to realize intelligent operation.
The obliquity sensor of existing single shaft is not only expensive, but also when detecting the posture of Devices to test, installs
Journey is also very complicated.
Invention content
The object of the present invention is to provide it is a kind of it is simple in structure, be easily installed, low-cost attitude detecting sensor.
To achieve the above object, the present invention provides a kind of attitude detecting sensor, which includes shell, signal list
Member and control unit;It is equipped with cavity in the shell, liquid metal and buffer solution are filled in the cavity, the buffer solution
Density is less than the density of the liquid metal;The signal element is inserted into the shell, and the signal element is used for when described
When the posture of shell changes, by the different parts of the liquid metal and the signal element contact generate it is different
Electric signal;Described control unit is electrically connected with the signal element.
Wherein, described control unit includes collection module and processing module, and the signal element passes through the collection module
It is electrically connected with the processing module.
Wherein, metal or non-metal particle are mixed in the liquid metal.
Wherein, the liquid metal is gallium-indium alloy, gallium-base alloy, indium-base alloy or bismuth-base alloy.
Wherein, the material of the shell is polytetrafluoroethylene (PTFE), and the buffer solution is square canopy oil.
Wherein, the signal element includes the beacon of multiple layings on the housing, each the one of the beacon
End is electrically connected with described control unit, the other end is plugged in the shell.
Wherein, the shape of the shell is spherical shape, is equipped with buffer board in the shell, the buffer board float is in the liquid
Between state metal and the buffer solution.
Wherein, the beacon is electric sensitive element, resistive element or two open traverses.
Wherein, multiple beacons are about the centre of sphere central symmetry of the shell or the line shape of multiple beacons
At Archimedes spiral or Fibonacci helical.
Wherein, the cross-sectional shape of the shell is regular polygon, and the signal element includes multiple signal plates, Mei Gesuo
State signal plate top be stuck in the top surface of the shell, bottom end pass through the cavity after be pierced by from the side wall of the shell, institute
The top and bottom end for stating signal plate are electrically connected with described control unit.
The configuration of the present invention is simple is easily installed, and the liquid level of liquid metal is just when the attitudes vibration of Devices to test, in shell
It can change therewith, and then liquid metal and the contact site of signal element also just change, to which signal element generates
Electric signal will change, control unit can according to signal element feed back these electric signals calculate equipment under test posture
Thus situation of change can adjust Devices to test in time, ensure its safe and reliable operation.
Description of the drawings
Fig. 1 is a kind of front view of attitude detecting sensor in the embodiment of the present invention 1;
Fig. 2 is a kind of longitudinal sectional view of attitude detecting sensor in the embodiment of the present invention 1;
Fig. 3 is a kind of front view of attitude detecting sensor in the embodiment of the present invention 2;
Fig. 4 is a kind of longitudinal sectional view of attitude detecting sensor in the embodiment of the present invention 2;
Fig. 5 is a kind of cross-sectional view of attitude detecting sensor in the embodiment of the present invention 2;
Fig. 6 is a kind of isometric side schematic diagram of attitude detecting sensor in the embodiment of the present invention 2;
Fig. 7 is the structural schematic diagram of the signal plate in the embodiment of the present invention 2.
Reference numeral:
1, shell;2, buffer solution;3, liquid metal;4, beacon;5, buffer board;
6, signal plate.
Specific implementation mode
To keep the purpose, technical scheme and advantage of invention clearer, below in conjunction with the attached drawing in invention, in invention
Technical solution be explicitly described, it is clear that described embodiment is invention a part of the embodiment, rather than whole realities
Apply example.It is obtained by those of ordinary skill in the art without making creative efforts based on the embodiment in invention
Every other embodiment belongs to the range of invention protection.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.Term "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In the description present invention and simplify description, do not indicate or imply the indicated sensor or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.
It should be noted that unless otherwise clearly defined and limited, term " connection " shall be understood in a broad sense, for example, can
To be to be fixedly connected, may be a detachable connection, or be integrally connected;It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected.For the ordinary skill in the art, tool of the above-mentioned term in invention can be understood with concrete condition
Body meaning.
Embodiment 1
As depicted in figs. 1 and 2, an embodiment of the present invention provides a kind of attitude detecting sensor, which includes shell
1, signal element and control unit;It is equipped with cavity in shell 1, liquid metal 3 and buffer solution 2 are filled in cavity, buffer solution 2
Density is less than the density of liquid metal 3;Signal element is inserted into shell 1, and signal element is used to change when the posture of shell 1
When, generate different electric signals by the different parts of liquid metal 3 and signal element contact;Control unit and signal element
Electrical connection.
When the posture of Devices to test need to be detected, the shell 1 of the sensor is connect with Devices to test.As a result, when to be measured
When the posture of equipment changes, the posture of shell 1 will change therewith, and then the liquid level of the liquid metal 3 in shell 1 will
Run-off the straight, that is to say, that the liquid level of a part of liquid metal 3 increases in shell 1, at the same time, another part liquid metal 3
Liquid level then reduce.To which signal element and the contact site of liquid metal 3 will change, that is to say, that front signal
On unit be located at 3 liquid level of liquid metal some positions below, can not continue with the reduction of 3 liquid level of liquid metal at this with
Liquid metal 3 is kept in contact, and is located at some positions of 3 liquid level of liquid metal or more in signal element before, with liquid at this
The raising beginning of 3 liquid level of state metal is kept in contact with liquid metal 3, and then the electric signal that signal element generates will become
Change, to which control unit can calculate the situation of change of equipment under test posture according to these electric signals that signal element is fed back.
Preferably, control unit includes collection module and processing module, and signal element passes through collection module and processing module
Electrical connection.
In addition, in order to improve the calorifics and electrology characteristic of liquid metal 3, metal or nonmetallic micro- is mixed in liquid metal 3
Grain.It should be noted that in actual use, the type and quantity of metal or non-metal particle can be according to the types of liquid metal 3
It is selected with volume.
Preferably, liquid metal 3 is gallium-indium alloy, gallium-base alloy, indium-base alloy or bismuth-base alloy.For example, liquid metal 3
The gallium-indium alloy for being 10.35 DEG C for fusing point, gallium-indium alloy include that mass fraction is 75.5% gallium and 24.5% indium.
Preferably, the material of shell 1 is polytetrafluoroethylene (PTFE), and buffer solution 2 is square canopy oil.
Preferably, signal element includes multiple beacons 4 being laid on shell 1, one end of each beacon 4 and control
Unit electrical connection, the other end are plugged in shell 1.As a result, when the posture of Devices to test changes, i.e., the liquid in shell 1
When the liquid level of state metal 3 changes, it is located at 3 liquid level of liquid metal a part of beacon 4 below before, with liquid at this
The reduction of 3 liquid level of metal and can not continue to be kept in contact with liquid metal 3, and before be located at 3 liquid level of liquid metal more than one
Part signal column 4, as raising beginning of 3 liquid level of liquid metal is kept in contact with liquid metal 3 at this, and then control unit connects
The electric signal received will change, to control unit can these electric signals calculate the variation feelings of equipment under test posture
Condition
Further, the shape of shell 1 is spherical shape, is equipped with buffer board 5 in shell 1,5 float of buffer board is in liquid metal 3
Between buffer solution 2.Wherein, the material of buffer board 5 is preferably polytetrafluoroethylene (PTFE).The advantages of this arrangement are as follows being set when to be measured
When standby attitudes vibration is larger, the fluctuation of liquid metal 3 will very acutely, by using buffer board 5 to liquid gold in shell 1
Belong to 3 constraint, so that it may so that liquid metal 3 is steadily fluctuated, to just be greatly improved the precision of detection.
Preferably, beacon 4 is electric sensitive element, resistive element or two open traverses.
Preferably, multiple beacons 4 form A Ji about the centre of sphere central symmetry of shell 1 or the line of multiple beacons 4
Mead helical or Fibonacci helical.
Embodiment 2
In conjunction with shown in Fig. 3 to Fig. 7, the structure and principle of the attitude detecting sensor in the present embodiment are same as Example 1,
This embodiment is not repeated.
The difference is that the cross-sectional shape of shell 1 is regular polygon, signal element includes multiple signal plates 6, each
The top of signal plate 6 is stuck in the top surface of shell 1, bottom end and is pierced by from the side wall of shell 1 after passing through cavity, the top of signal plate 6
It is electrically connected with control unit with bottom end.It should be noted that the cross-sectional shape of shell 1 can be, but not limited to be positive triangle
Shape, regular pentagon or regular hexagon etc..For example, shell 1 is the regular hexagonal prism with cavity, i.e. the cross-sectional shape of shell 1 is
Regular hexagon.
As a result, when the posture of Devices to test changes, i.e., when the liquid level of the liquid metal 3 in shell 1 changes,
It is located at 3 liquid level of liquid metal part below, nothing with the reduction of 3 liquid level of liquid metal at this before on some signal plates 6
Method continuation is kept in contact with liquid metal 3, and is located at the part of 3 liquid level of liquid metal or more on other signal plates 6 before, with
It the raising beginning of 3 liquid level of liquid metal at this to be kept in contact with liquid metal 3, and then the electric signal that signal plate 6 generates will
It changes, to which control unit can calculate the variation of equipment under test posture according to these electric signals that signal plate 6 is fed back
Situation.
It should be noted that the attitude detecting sensor in above-described embodiment can be carried out in a manner of clustering, array
Setting, to can further improve accuracy of detection.
Finally it should be noted that:Above example is only to illustrate the technical solution of invention, rather than its limitations;Although ginseng
Invention is described in detail according to previous embodiment, it will be understood by those of ordinary skill in the art that:It still can be right
Technical solution recorded in foregoing embodiments is modified or equivalent replacement of some of the technical features;And this
A little modification or replacements, the spirit and scope for each embodiment technical solution of invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of attitude detecting sensor, which is characterized in that including shell, signal element and control unit;It is set in the shell
There is cavity, liquid metal and buffer solution are filled in the cavity, the density of the buffer solution is less than the close of the liquid metal
Degree;The signal element is inserted into the shell, and the signal element is used for when the posture of the shell changes, passes through
The liquid metal contacts with the different parts of the signal element and generates different electric signals;Described control unit with it is described
Signal element is electrically connected.
2. attitude detecting sensor according to claim 1, which is characterized in that described control unit include collection module and
Processing module, the signal element are electrically connected by the collection module with the processing module.
3. attitude detecting sensor according to claim 1, which is characterized in that be mixed with metal or non-in the liquid metal
Metal particle.
4. attitude detecting sensor according to claim 1, which is characterized in that the liquid metal is gallium-indium alloy, gallium
Based alloy, indium-base alloy or bismuth-base alloy.
5. attitude detecting sensor according to claim 1, which is characterized in that the material of the shell is polytetrafluoroethyl-ne
Alkene, the buffer solution are square canopy oil.
6. attitude detecting sensor according to any one of claims 1 to 5, which is characterized in that the signal element includes
Multiple laying beacons on the housing, one end of each beacon is electrically connected with described control unit, the other end
It is plugged in the shell.
7. attitude detecting sensor according to claim 6, which is characterized in that the shape of the shell is spherical shape, described
Buffer board is equipped in shell, the buffer board float is between the liquid metal and the buffer solution.
8. attitude detecting sensor according to claim 6, which is characterized in that the beacon is electric sensitive element, electricity
Resistance element or two open traverses.
9. attitude detecting sensor according to claim 6, which is characterized in that multiple beacons are about the shell
Centre of sphere central symmetry or the lines of multiple beacons form Archimedes spiral or Fibonacci helical.
10. attitude detecting sensor according to any one of claims 1 to 5, which is characterized in that the cross section of the shell
Shape is regular polygon, and the signal element includes multiple signal plates, and the top of each signal plate is stuck in the shell
Top surface, bottom end be pierced by from the side wall of the shell after passing through the cavity, the top and bottom end of the signal plate with it is described
Control unit is electrically connected.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810053512.2A CN108303077B (en) | 2018-01-19 | 2018-01-19 | Attitude detection sensor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810053512.2A CN108303077B (en) | 2018-01-19 | 2018-01-19 | Attitude detection sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108303077A true CN108303077A (en) | 2018-07-20 |
CN108303077B CN108303077B (en) | 2020-10-23 |
Family
ID=62865719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810053512.2A Active CN108303077B (en) | 2018-01-19 | 2018-01-19 | Attitude detection sensor |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108303077B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110456173A (en) * | 2019-08-09 | 2019-11-15 | 三峡大学 | Device for rapid survey high voltage electric field, the intensity in magnetic field and its variation |
CN116026290A (en) * | 2023-03-29 | 2023-04-28 | 山东远通公路工程集团有限公司 | Highway construction cross slope detector |
Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63120214A (en) * | 1986-11-07 | 1988-05-24 | Yamaha Corp | Angle sensor |
JPH10111307A (en) * | 1996-10-03 | 1998-04-28 | Ikyo Kk | Motion state detecting device |
CN2544247Y (en) * | 2002-01-18 | 2003-04-09 | 中国科学院海洋研究所 | Different capacitance mercury inclinometer |
CN1668892A (en) * | 2002-06-20 | 2005-09-14 | 株式会社生方制作所 | Electrostatic capacity type liquid sensor |
CN101832768A (en) * | 2009-03-12 | 2010-09-15 | 任首旺 | High-precision shockproof all-side object balanced inductor |
CN201874018U (en) * | 2010-10-28 | 2011-06-22 | 重庆工程职业技术学院 | Light inclinometer for sunk well in submerged water |
CN102384742A (en) * | 2011-10-15 | 2012-03-21 | 赵志强 | Float-type horizontal inclination angle measuring device |
CN103159161A (en) * | 2013-04-01 | 2013-06-19 | 江苏久祥汽车电器集团有限公司 | Two-dimension tilt angle sensor |
CN103712601A (en) * | 2012-10-08 | 2014-04-09 | 硕英股份有限公司 | Liquid multilayer-capacitanc inclination microensor |
CN103968806A (en) * | 2013-02-01 | 2014-08-06 | 中国科学院理化技术研究所 | Liquid metal liquid drop electrolevel |
CN104034308A (en) * | 2014-04-28 | 2014-09-10 | 哈尔滨工业大学 | Concentric coplanar bisectional annular-bisectional circular nested pole plate inclination angle measuring method and apparatus thereof |
KR20140108848A (en) * | 2013-03-04 | 2014-09-15 | 태양광발전도로(주) | The digital absolute inclinometer or method by the the position of electronic circuit sensing pad in the ionic liquid which holds horizontal plane |
CN204007606U (en) * | 2014-08-15 | 2014-12-10 | 湖南科技学院 | A kind of differential electrical resistive obliquity sensor |
RU163139U1 (en) * | 2015-12-29 | 2016-07-10 | федеральное государственное бюджетное образовательное учреждение высшего образования "Сибирская государственная автомобильно-дорожная академия (СибАДИ)" (ФГБОУ ВО "СибАДИ") | TILT ANGLE SENSOR |
CN206531504U (en) * | 2017-01-08 | 2017-09-29 | 湖南科技学院 | A kind of Double deference resistance level indicating gage |
-
2018
- 2018-01-19 CN CN201810053512.2A patent/CN108303077B/en active Active
Patent Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63120214A (en) * | 1986-11-07 | 1988-05-24 | Yamaha Corp | Angle sensor |
JPH10111307A (en) * | 1996-10-03 | 1998-04-28 | Ikyo Kk | Motion state detecting device |
CN2544247Y (en) * | 2002-01-18 | 2003-04-09 | 中国科学院海洋研究所 | Different capacitance mercury inclinometer |
CN1668892A (en) * | 2002-06-20 | 2005-09-14 | 株式会社生方制作所 | Electrostatic capacity type liquid sensor |
CN101832768A (en) * | 2009-03-12 | 2010-09-15 | 任首旺 | High-precision shockproof all-side object balanced inductor |
CN201874018U (en) * | 2010-10-28 | 2011-06-22 | 重庆工程职业技术学院 | Light inclinometer for sunk well in submerged water |
CN102384742A (en) * | 2011-10-15 | 2012-03-21 | 赵志强 | Float-type horizontal inclination angle measuring device |
CN103712601A (en) * | 2012-10-08 | 2014-04-09 | 硕英股份有限公司 | Liquid multilayer-capacitanc inclination microensor |
CN103968806A (en) * | 2013-02-01 | 2014-08-06 | 中国科学院理化技术研究所 | Liquid metal liquid drop electrolevel |
KR20140108848A (en) * | 2013-03-04 | 2014-09-15 | 태양광발전도로(주) | The digital absolute inclinometer or method by the the position of electronic circuit sensing pad in the ionic liquid which holds horizontal plane |
CN103159161A (en) * | 2013-04-01 | 2013-06-19 | 江苏久祥汽车电器集团有限公司 | Two-dimension tilt angle sensor |
CN104034308A (en) * | 2014-04-28 | 2014-09-10 | 哈尔滨工业大学 | Concentric coplanar bisectional annular-bisectional circular nested pole plate inclination angle measuring method and apparatus thereof |
CN204007606U (en) * | 2014-08-15 | 2014-12-10 | 湖南科技学院 | A kind of differential electrical resistive obliquity sensor |
RU163139U1 (en) * | 2015-12-29 | 2016-07-10 | федеральное государственное бюджетное образовательное учреждение высшего образования "Сибирская государственная автомобильно-дорожная академия (СибАДИ)" (ФГБОУ ВО "СибАДИ") | TILT ANGLE SENSOR |
CN206531504U (en) * | 2017-01-08 | 2017-09-29 | 湖南科技学院 | A kind of Double deference resistance level indicating gage |
Non-Patent Citations (2)
Title |
---|
LIN CHE HSIN,ETC: "Micro-impedance inclinometer with wide-angle measuring capability and no damping effect", 《SENSORS AND ACTUATORS A-PHYSICAL》 * |
钱乐平,等: "新型磁性液体惯性传感器的理论与实验研究", 《仪器仪表学报》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110456173A (en) * | 2019-08-09 | 2019-11-15 | 三峡大学 | Device for rapid survey high voltage electric field, the intensity in magnetic field and its variation |
CN110456173B (en) * | 2019-08-09 | 2022-01-25 | 三峡大学 | Device for rapidly measuring strength and change of high-voltage electric field and magnetic field |
CN116026290A (en) * | 2023-03-29 | 2023-04-28 | 山东远通公路工程集团有限公司 | Highway construction cross slope detector |
Also Published As
Publication number | Publication date |
---|---|
CN108303077B (en) | 2020-10-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
An et al. | Biomimetic hairy whiskers for robotic skin tactility | |
CN103968918B (en) | Digital liquid-level sensor | |
US20170254766A1 (en) | Soil moisture probing at variable depth | |
CN108303077A (en) | attitude detecting sensor | |
US20090153150A1 (en) | Measuring device and method for local measurement of at least one electrical property of the content of a container | |
CN110017861B (en) | Embedded sensor and fluid line system | |
US10955402B2 (en) | Modular sensor architecture for soil and water analysis at various depths from the surface | |
CN206311174U (en) | Deep-sea liquid level detecting sensor | |
CN106768161B (en) | Underground water level measurement method | |
CN110850483A (en) | Underwater target detection and positioning method based on electric field electrode array arrangement | |
US20220035061A1 (en) | Three-dimensional resistivity probe for in-situ monitoring | |
CN104391259B (en) | Magnetic moment real-time test system and test method thereof | |
CN101187805B (en) | Storage battery intelligent detection and control device and method | |
CN104155532A (en) | Marine electric field measuring device | |
CN105784062B (en) | The detection method and device of level height in a kind of material bin | |
CN103837582B (en) | A kind of micro-damage rammed earth salinity measuring nose structure for earthen ruins protection | |
CN103674187A (en) | Novel lead-acid battery temperature liquid level sensor | |
CN109870214A (en) | Water detection structure and household appliance | |
CN203964985U (en) | A kind of probe of dip meter | |
CN203133022U (en) | Tester for water content in concrete | |
US20140331764A1 (en) | System for Measuring a Liquid Surface Level within a Storage Tank | |
CN109506676A (en) | Earth sensor method for diagnosing faults based on regression modeling | |
CN105737783B (en) | A kind of measuring device and system of coal seam displacement sedimentation | |
CN115127611A (en) | Multi-physical field measurer for shaft | |
CN104851476B (en) | The current bus of optimization |
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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant |