WO2022030625A1 - 電子機器 - Google Patents
電子機器 Download PDFInfo
- Publication number
- WO2022030625A1 WO2022030625A1 PCT/JP2021/029353 JP2021029353W WO2022030625A1 WO 2022030625 A1 WO2022030625 A1 WO 2022030625A1 JP 2021029353 W JP2021029353 W JP 2021029353W WO 2022030625 A1 WO2022030625 A1 WO 2022030625A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- battery holder
- electrode terminal
- battery
- electronic device
- inner case
- Prior art date
Links
- 238000003780 insertion Methods 0.000 claims abstract description 40
- 230000037431 insertion Effects 0.000 claims abstract description 40
- 230000001105 regulatory effect Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 34
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
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- 229920005989 resin Polymers 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 238000007792 addition Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/202—Casings or frames around the primary casing of a single cell or a single battery
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/216—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for button or coin cells
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/247—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/256—Carrying devices, e.g. belts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
- H01M50/264—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/284—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with incorporated circuit boards, e.g. printed circuit boards [PCB]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/296—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Definitions
- the present invention relates to an electronic device powered by a battery.
- Battery-powered electronic devices do not need to be connected to an external power source, so they can be used anywhere.
- the sensor device shown in Patent Document 1 is an electronic device that senses the state of a manufacturing device installed in a manufacturing line, and uses a button-type battery as a power source. Further, the sensor device can be supplied with power by inserting a battery holder holding a button-type battery into the slit-shaped insertion portion of the housing.
- the battery holder has a first terminal and a second terminal that come into contact with the positive and negative electrodes of the button-type battery on the support substrate, a processing circuit that processes the output of the sensor element, a communication circuit that communicates with the outside, and the sensor element and electrical.
- a connector or the like that can be connected to is mounted and configured.
- the other end in the longitudinal direction of the support substrate has a dimension in the longitudinal direction protruding from the opening of the housing in a state where one end in the longitudinal direction of the support substrate is in contact with the bottom of the housing.
- the opening of the housing is closed by a lid having a locking claw.
- a slit-shaped recess is formed on the inner surface of the lid so that the battery holder is supported and the electrical connection is maintained by contacting the bottom of the recess in the lid with the other end in the longitudinal direction of the support substrate. It has become.
- the battery holder is inserted until both ends in the lateral direction of the support substrate are in sliding contact with the inner wall of the insertion portion of the housing and one end in the longitudinal direction of the support substrate is in contact with the bottom portion of the housing. It has a structure to do. Therefore, if the support substrate is inserted in a state of being tilted in the thickness direction with respect to the insertion portion of the housing, there is a risk that the terminal of the sensor element and the connector of the battery holder will be displaced from each other, resulting in poor connection. rice field.
- the present invention has been made by paying attention to such a problem, and an object of the present invention is to provide an electronic device capable of accurately connecting electrode terminals.
- the electronic device of the present invention is used.
- An electronic device that allows the battery holder that holds the battery to be inserted and removed from the housing.
- the positive electrode terminal and the negative electrode terminal on the battery holder side are arranged side by side.
- the positive electrode terminal and the negative electrode terminal of the electronic device are arranged side by side, and the positive electrode terminal and the negative electrode terminal are arranged side by side.
- the housing and the battery holder are formed with either a concave groove extending in the insertion / removal direction or a convex portion extending in the insertion / removal direction, and the concave groove and the convex portion form a guide portion.
- the inclination of the battery holder inserted into and removed from the housing can be suppressed by the guide portion formed by the concave groove and the convex portion extending in the insertion / removal direction of the battery holder. Therefore, the electrode terminals can be accurately connected to the electronic device.
- the guide portion may be provided at a position facing each other. According to this, since the guide portions are provided at two facing locations, the inclination of the battery holder inserted into the housing can be further suppressed.
- the housing is composed of an outer case and an inner case arranged inside the outer case and provided with a guide portion.
- the circuit board of the electronic device may be fixed to the outer surface of the inner case. According to this, the circuit board is protected by the inner case, and it is possible to prevent the circuit board from being directly affected by the impact from the outside of the outer case or the insertion / removal of the battery holder.
- the inner case may be provided with a through hole that penetrates in the insertion / removal direction of the battery holder and projects the positive electrode terminal and the negative electrode terminal of the electronic device. According to this, when the battery holder comes into contact with the inner case, it is possible to prevent the positive electrode terminal and the negative electrode terminal on the battery holder side from being pressed against the positive electrode terminal and the negative electrode terminal of the electronic device by an excessive force.
- a positioning mechanism that regulates the insertion progress of the battery holder may be provided between the inner case and the battery holder. According to this, the positive electrode terminal and the negative electrode terminal on the battery holder side can be brought into contact with the positive electrode terminal and the negative electrode terminal of the electronic device with an appropriate force.
- the positioning mechanism may be performed by uneven fitting by concave portions and convex portions between the inner case and the battery holder. According to this, the battery holder can be locked by the uneven fitting of the concave portion and the convex portion in a state where the positive electrode and the negative electrode of the battery held in the battery holder are in contact with the positive electrode terminal and the negative electrode terminal of the electronic device.
- the battery holder may be provided with a handle. According to this, when removing the battery holder, it is easy to pull out the battery holder from the electronic device by using the handle.
- the housing is composed of an outer case and an inner case arranged inside the outer case and provided with a guide portion.
- a gap adjusting member may be provided to regulate the gap between the inner case and the outer case. According to this, since the gap between the inner case and the outer case is adjusted, the battery holder and the inner case are less likely to rattle with respect to the outer case in the assembled state.
- the gap adjusting member is composed of, for example, an elastic member and is pressure-welded in the gap direction between the inner case and the outer case, the rattling suppressing effect is further improved.
- the gap adjusting member is provided behind the inner case in the insertion direction, the inner case can be easily inserted and removed from the outer case.
- FIG. 1 It is a perspective view which shows the pressure sensor of Example 1 which concerns on this invention. It is an exploded perspective view which shows the structure of the pressure sensor of Example 1.
- FIG. It is sectional drawing which shows the structure of the pressure sensor of Example 1.
- FIG. It is a perspective view which shows the structure of an inner case and a battery holder.
- FIG. 4 shows a state in which the outer case is removed.
- FIG. 5 shows a state in which the outer case is removed.
- FIG. 3 is a cross-sectional view taken along the line AA of FIG. It is an exploded perspective view which shows the structure of the battery holder of Example 1.
- FIG. 3 is a cross-sectional view taken along the line AA of FIG.
- the electronic device according to the first embodiment will be described with reference to FIGS. 1 to 7.
- the left and right sides when viewed from the front side of FIG. 3 will be described as the left and right sides of the electronic device.
- the left side of the paper surface on which the sensor unit 30 is provided will be described as the left side of the electronic device
- the right side of the paper surface on which the cap member 23 is attached will be described as the right side of the electronic device.
- the electronic device of the present invention is a pressure sensor 1 configured to be able to detect the pressure to be measured and using a battery 10 (see FIG. 2) as a power source.
- the pressure sensor 1 is fixed to an installed portion such as a pipe, a duct, or a tank (not shown), and detects the pressure to be measured inside the installed portion.
- the measurement target is a fluid such as a liquid or a gas.
- the pressure sensor 1 is mainly composed of a housing 20, a sensor unit 30, a battery holder 100 (see FIG. 2), and a circuit unit 40 (see FIG. 3).
- the sensor unit 30 is attached to the left end portion of the housing 20.
- the battery holder 100 is housed in the housing 20 and holds the battery 10.
- the pressure sensor 1 is fixed and used, for example, by screwing a screw portion 20a in the housing 20 into a mounting port of a pipe (not shown).
- the screw portion 20a is formed at the left end portion of the outer peripheral surface of the housing 20.
- a sensor element (not shown) provided in the sensor unit 30 outputs a voltage corresponding to the pressure applied from the fluid to be measured in the pipe.
- the processing chip 31 converts this voltage into a pressure signal and processes it.
- the housing 20 is composed of a mounting member 21, an outer case 121, and an inner case 122 (see FIGS. 4 and 5).
- a screw portion 20a (see FIG. 1) is formed at the left end portion of the mounting member 21.
- the outer case 121 is composed of a cover member 22 attached to the right end of the attachment member 21 and a cap member 23 that closes the opening 22a on the right side of the cover member 22.
- the inner case 122 is fixed to the mounting member 21 and is covered with the cover member 22 and the cap member 23, that is, the outer case 121.
- the mounting member 21 includes a cylindrical base portion 21a, a small diameter portion 21b extending to the left from the base portion 21a, and a flange portion 21c protruding from the right end portion of the outer peripheral surface of the base portion 21a to the outer diameter side. And a large diameter portion 21d extending to the right from the base portion 21a.
- the small diameter portion 21b has the above-mentioned screw portion 20a (see FIG. 1) formed on the outer peripheral surface thereof.
- An annular recess 21e is formed at the right end of the outer peripheral surface of the small diameter portion 21b, and an O-ring 24 is mounted on the recess 21e.
- a recess 21f recessed to the right is formed at the left end portion of the small diameter portion 21b, and the sensor unit 30 is inserted from the left into the recess 21f and fixed by welding. Although details are omitted, the sealing property is ensured so that the fluid to be measured does not enter the through hole 21m side where the processing chip 31 is arranged.
- the large diameter portion 21d has a threaded portion 21g (see FIGS. 4 and 5) formed on the outer peripheral surface thereof.
- An annular recess 21h is formed at the left end of the outer peripheral surface of the large diameter portion 21d, and an O-ring 25 is mounted on the recess 21h.
- the mounting member 21 and the cover member 22 are formed by screwing a screw portion (not shown) formed on the inner peripheral surface of the left end portion of the cover member 22 into the screw portion 21g formed on the outer peripheral surface of the large diameter portion 21d.
- the O-ring 25 is sandwiched between the two, and the sealing property is ensured.
- a stepped recess 21k recessed to the left is formed at the right end portion of the large diameter portion 21d, and a part of the circuit unit 40 is housed in this recess 21k.
- the recess 21f formed in the small diameter portion 21b and the recess 21k formed in the large diameter portion 21d are communicated with each other by a through hole 21m penetrating the base portion 21a in the left-right direction.
- the sensor unit 30 and the circuit unit 40 are electrically connected by a flexible printed wiring board (not shown) extending in the through hole 21 m.
- the circuit unit 40 is a rectangular plate-shaped circuit board 45 on which a disk-shaped circuit board 41, a positive electrode terminal 42 and a negative electrode terminal 43, and a processing chip 44 and a wireless chip 46 are mounted. It is mainly composed of (see FIG. 5).
- the circuit board 41 is housed in the recess 21k of the large diameter portion 21d of the mounting member 21.
- the positive electrode terminal 42 and the negative electrode terminal 43 are arranged side by side so as to penetrate the circuit board 41 in the thickness direction.
- the circuit board 45 is held on the outer surface of the first plate portion 122d of the inner case 122, which will be described later.
- the processing chip 44 adjusts the electric power supplied from the battery 10, processes the signal input from the sensor unit 30, and the like.
- the wireless chip 46 is provided on the circuit board 45 and communicates with the outside.
- the circuit board 41 and the circuit board 45 are electrically connected by a flexible flat cable 47. Further, the positive electrode terminal 42 and the negative electrode terminal 43 do not have to penetrate the circuit board 41 in the thickness direction.
- the positive electrode terminal 42 and the negative electrode terminal 43 are so-called probe pins, and have an urging means (not shown), and the electric contacts of the positive electrode terminal 42 and the negative electrode terminal 43 expand and contract in the axial direction. It is possible and is being urged to extend.
- the positive electrode terminal 42 and the negative electrode terminal 43 are inserted into through holes 122b and 122c formed side by side through the base portion 122a of the inner case 122 in the thickness direction, and electrical contacts protrude from the through holes 122b and 122c, respectively. It is supported so that it can be shrunk to the left in the state of being retracted. As shown in FIG.
- the positive electrode terminal 42 and the negative electrode terminal 43 are slightly shrunk to the left. That is, the positive electrode terminal 42 and the negative electrode terminal 43 are elastically pressed against the positive electrode 10a and the negative electrode 10b of the battery 10 held in the battery holder 100, respectively.
- the circuit unit 40 can supply power to the sensor unit 30 by contacting the positive electrode terminal 42 and the negative electrode terminal 43 with the positive electrode 10a and the negative electrode 10b of the battery 10 held in the battery holder 100. can. Further, the circuit unit 40 receives an input of a pressure signal from the sensor unit 30, is signal-processed by the processing chip 44, and can communicate with the outside by the wireless chip 46.
- the cover member 22 constituting the outer case 121 has a cylindrical shape, and the left end portion thereof is a screw portion 21g formed on the outer peripheral surface of the large diameter portion 21d of the mounting member 21. It is attached by being screwed into (see FIGS. 4 and 5). Further, the opening 22a is closed by screwing the screw portion 23c of the cap member 23 that also constitutes the outer case 121 into the right end portion of the cover member 22.
- the cap member 23 includes a disk-shaped base portion 23a and a small diameter portion 23b protruding to the left from the left side surface of the base portion 23a.
- a screw portion 23c (see FIG. 2) is formed on the outer peripheral surface of the small diameter portion 23b.
- An annular recess 23d is formed at the right end of the outer peripheral surface of the small diameter portion 23b, and an O-ring 26 is mounted on the recess 23d.
- a recess 23e recessed to the right is formed in the left end portion of the small diameter portion 23b, and the handle 100d formed in the right end portion of the battery holder 100 is accommodated in the recess 23e. ..
- the inner case 122 is formed of a resin material and extends from the base 122a and the base 122a in the direction in which the cap member 23 is arranged, that is, to the right (left in FIG. 4). It includes a first plate portion 122d and a second plate portion 122e. In the inner case 122, the base portion 122a is fixed to the mounting member 21 by a screw 123 (see FIG. 4).
- Through holes 122b and 122c are formed side by side in the base portion 122a as described above. Further, as shown in FIG. 3, a plurality of convex portions 122f projecting to the left are formed on the outer diameter side of the left surface of the base portion 122a. These convex portions 122f are stepped portions in which the outer diameter portion of the circuit board 41 constituting the circuit unit 40 is formed in the concave portion 21k of the mounting member 21 by the tip thereof when the inner case 122 is fixed to the mounting member 21. Hold it in the left-right direction between and. As a result, the circuit board 41 can be stably supported between the inner case 122 and the mounting member 21 (see FIG. 3).
- a boss 122g having a through hole into which the screw 123 is inserted is provided on the right side (left side in FIG. 4) of the base 122a.
- the inner surface of the first plate portion 122d is curved along the surface shape of the battery 10 held in the battery holder 100. Further, the left end portion (right end portion in FIG. 4) of the inner surface of the first plate portion 122d has a rectangular shape that can be fitted into the recess 10c (see FIGS. 2 and 3) formed on the surface of the battery 10. The convex portion 122h is formed. As a result, the insertion / removal direction of the battery holder 100 with respect to the inner case 122 is restricted, and the reverse connection of the battery 10 can be prevented.
- the outer surface of the first plate portion 122d has a flat surface at substantially the center of the upper and lower portions, and circuit units 40 are configured at two locations in the left-right direction at the upper and lower end portions.
- a pair of upper and lower hook-shaped protrusions 122k that can hold the circuit board 45 to be mounted are provided.
- the circuit board 45 is inserted between the upper and lower protrusions 122k from the right side of the first plate portion 122d.
- the upper and lower side surfaces of the first plate portion 122d are curved along the inner peripheral surface of the cover member 22 constituting the outer case 121.
- the second plate portion 122e is formed to have a smaller dimension in the vertical direction, that is, in the lateral direction than the first plate portion 122d. Further, the second plate portion 122e is formed with a pair of convex strip portions 122m extending along the left-right direction, that is, the longitudinal direction, which is the insertion / removal direction of the battery holder 100, on the inner surface side of the upper and lower end portions.
- the ridge portion 122m has a semicircular cross section.
- a pair of upper and lower hemispherical convex portions 122n are formed at the right end portion (left end portion in FIG. 4).
- a substantially rectangular notch portion 122s is formed in the upper and lower substantially central portions of the right end portion (left end portion in FIG. 4).
- the battery holder 100 will be described.
- the pack type lithium battery 10 (hereinafter, simply referred to as “battery 10”) in which the positive electrode 10a and the negative electrode 10b are arranged side by side on one end side in the longitudinal direction of the battery holder 100 is held. Will be explained. Further, in the first embodiment, the positive electrode terminal and the negative electrode terminal on the battery holder 100 side are the positive electrode 10a and the negative electrode 10b of the battery 10.
- the battery holder 100 is mainly composed of a base portion 100a, wall portions 100b and 100c, and a handle 100d.
- the inner surface of the base 100a is curved along the surface shape of the battery 10.
- the wall portion 100b is formed in a substantially triangular shape rising from the left end portion of the base portion 100a toward the inner surface side.
- the wall portion 100c is formed in a rectangular shape that rises inward from the right end portion of the base portion 100a.
- the handle 100d bends to the right and extends from the wall portion 100c.
- the wall portion 100b has a substantially triangular shape, and is in contact with one end of the battery 10 in the longitudinal direction while the battery 10 is held in the battery holder 100.
- the positive electrode 10a and the negative electrode 10b of the battery 10 are exposed from the notched space 100k, 100m (see FIG. 7) of the battery holder 100.
- the wall portion 100b has a shape as long as the positive electrode terminal 42 and the negative electrode terminal 43 can be inserted through the wall portion 100b and the positive electrode 10a and the negative electrode 10b of the battery 10 can be exposed in contact with the positive electrode terminal 42 and the negative electrode terminal 43, respectively. May be freely configured, and a through hole may be formed in the wall portion instead of the notch shape.
- a pair of upper and lower claws 100e capable of holding the battery 10 are provided at three locations in the left-right direction.
- the outer surface of the base portion 100a has a flat upper and lower substantially central portion, and an insertion recess 100f is formed.
- the insertion recess 100f is opened to the left side (right side in FIG. 4) where the wall portion 100b is formed, and the second plate portion 122e of the inner case 122 can be inserted from the right side (left side in FIG. 4).
- a pair of concave grooves 100g extending on the inner surface side along the left-right direction, that is, the longitudinal direction, which is the insertion / removal direction of the battery holder 100, and facing the vertical direction, that is, the lateral direction. Is formed.
- the concave groove 100g has a semicircular cross section, and together with the pair of convex portions 122m formed on the inner case 122 described above, the pair of guide portions G that guide the movement of the battery holder 100 in the insertion / removal direction. Consists of.
- a pair of upper and lower hemispherical recesses 100h are formed at the left end (right end in FIG. 4).
- a pair of convex portions 122n formed on the inner case 122 described above can be fitted in an uneven manner to form a positioning mechanism P for the battery holder 100, and the battery holder 100 is intended. It can be locked so that it does not move to the left or right without moving.
- the wall portion 100b of the battery holder 100 is in contact with the right surface of the base portion 122a of the inner case 122 in a state where the convex portion 122n of the inner case 122 is unevenly fitted to the concave portion 100h (see FIG. 3).
- the housing 20 is provided by the guide portion G composed of the concave groove and the convex portion extending in the insertion / removal direction of the battery holder 100, that is, the concave groove 100 g of the battery holder 100 and the convex portion 122 m of the inner case 122.
- the inclination of the battery holder 100 inserted into and removed from the constituent inner case 122 can be suppressed. Therefore, the positive electrode 10a and the negative electrode 10b of the battery 10 held in the battery holder 100 can be accurately connected to the positive electrode terminal 42 and the negative electrode terminal 43 of the pressure sensor 1.
- the convex portion 122m of the inner case 122 is formed over the longitudinal direction of the second plate portion 122e.
- the guide portion G is continuously formed in the insertion / removal direction of the battery holder 100, so that the inclination of the battery holder 100 can be reliably suppressed.
- the concave groove 100g constituting the guide portion G is provided at a position facing each other, specifically, a position facing the battery holder 100 in the lateral direction. As a result, since the guide portions G are provided at two facing locations, the inclination of the battery holder 100 inserted into the inner case 122 can be further suppressed.
- the housing 20 is composed of an outer case 121 composed of a mounting member 21, a cover member 22, and a cap member 23, and an inner case 122 arranged in the outer case 121, and is the first plate of the inner case 122.
- a circuit board 45 constituting the circuit unit 40 is fixed to the outer surface of the portion 122d. Therefore, the circuit board 45 is protected by the inner case 122, and can be prevented from being directly affected by the impact from the outside of the outer case 121 or the insertion / removal of the battery holder 100.
- the inner case 122 is provided with through holes 122b and 122c that penetrate the battery holder 100 in the insertion / removal direction, that is, in the left-right direction, and the positive electrode terminal 42 and the negative electrode terminal 43 of the pressure sensor 1 project. Therefore, when the wall portion 100b of the battery holder 100 abuts on the base portion 122a of the inner case 122 from the right side, the positive electrode terminal 42 and the negative electrode terminal 43 of the pressure sensor 1 hold the positive electrode 10a of the battery 10 and the positive electrode terminal 43 of the battery holder 100. It is possible to prevent the negative electrode 10b from being pressed by an excessive force.
- a positioning mechanism P is provided that regulates the insertion progress of the battery holder 100 by uneven fitting by the concave portion 100h and the convex portion 122n. Therefore, the positive electrode 10a and the negative electrode 10b of the battery 10 held in the battery holder 100 can be brought into contact with the positive electrode terminal 42 and the negative electrode terminal 43 of the pressure sensor 1 with an appropriate force.
- the battery holder 100 can be inserted and removed in a state where the pressure sensor 1 is installed in the installed portion such as a pipe, the battery can be easily replaced. Specifically, the battery can be easily replaced by removing only the cap member 23 and inserting and removing only the battery holder 100 that holds the battery 10 without removing the entire housing 20 from the installed portion such as piping. As a result, it is not necessary to touch or move the sensor unit 30 or the circuit unit 40 when the battery is replaced, so that the pressure sensor 1 can stably sense the measurement target.
- the battery holder 100 is provided with a handle 100d, it is easy to pull out the battery holder 100 from the pressure sensor 1 by using the handle 100d when removing the battery holder 100.
- the outer case 121 constituting the housing 20 may be configured as a reverse screw so that the cover member 22 and the mounting member 21 do not rotate together when the cap member 23 is removed, or the cap member 23 and the cover member It may be configured so that the fastening force with 22 is the weakest.
- the electronic device according to the second embodiment will be described with reference to FIG. It should be noted that the description of the same configuration as that of the first embodiment and the overlapping configuration will be omitted.
- the gap adjusting member 227 having a substantially rectangular cross section is fixed to the outer surface of the second plate portion 122e constituting the inner case 122.
- the gap adjusting member 227 is made of a resin material. Further, the surface portion 227a of the gap adjusting member 227 can be pressed against the cover member 22 constituting the housing 20, specifically, the inner peripheral surface of the outer case 121. That is, it can be said that the gap adjusting member 227 fills the gap between the inner circumference of the outer case 121 and the inner case 122. Further, the gap adjusting member 227 is arranged on the right side of the notch portion 122s.
- the surface portion 227a of the gap adjusting member 227 may be curved along the inner peripheral surface of the cover member 22. Further, the surface portion 227a of the gap adjusting member 227 may not be in pressure contact as long as it is in contact with the inner peripheral surface of the cover member 22. Further, the gap adjusting member 227 may be integrally molded with the inner case 122.
- the gap adjusting member 227 is formed between the outer surface of the second plate portion 122e constituting the inner case 122 and the inner peripheral surface of the cover member 22.
- the surface portion 227a is in pressure contact with the inner peripheral surface of the cover member 22 while being arranged in the gap to be formed. Therefore, it is possible to suppress the rattling of the battery holder 100 mounted on the inner case 122. As a result, the contact between the positive electrode terminal 42 and the negative electrode terminal 43 of the pressure sensor 1 and the positive electrode 10a and the negative electrode 10b of the battery 10 held in the battery holder 100 can be stabilized.
- the battery holder 100 receives a force from the positive electrode 10a and the negative electrode 10b of the battery 10 in the front in the insertion direction and a force from the gap adjusting member 227 in the rear side in the insertion direction, the battery is mounted on the housing 20.
- the holder 100 is less likely to rattle.
- the gap adjusting member 227 is provided behind in the insertion direction, it is easy to insert the battery holder 100 and the inner case 122 into the outer case 121.
- the electronic device according to the third embodiment will be described with reference to FIG. It should be noted that the description of the same configuration as that of the first embodiment and the overlapping configuration will be omitted.
- a gap adjusting member 327 having a right-angled triangular cross section is fixed to the outer surface of the second plate portion 122e constituting the inner case 122.
- the gap adjusting member 327 is made of a resin material. Further, in the gap adjusting member 327, the corner portion 327a can be pressed against the inner peripheral surface of the cover member 22 constituting the housing 20. That is, it can be said that the gap adjusting member 327 is in contact with the inner circumference of the outer case 121 due to its bending. Further, the gap adjusting member 327 is arranged on the right side of the notch portion 122s.
- the corner portion 327a is formed at the right end portion of the gap adjusting member 327.
- the corner portion 327a of the gap adjusting member 327 may be curved along the inner peripheral surface of the cover member 22. Further, the corner portion 327a of the gap adjusting member 327 may not be in pressure contact as long as it is in contact with the inner peripheral surface of the cover member 22. Further, the gap adjusting member 327 may be integrally molded with the inner case 122.
- the gap adjusting member 327 is formed between the outer surface of the second plate portion 122e constituting the inner case 122 and the inner peripheral surface of the cover member 22.
- the corner portion 327a is pressed into the inner peripheral surface of the cover member 22 while being arranged in the gap to be formed. Therefore, it is possible to suppress the rattling of the battery holder 100 mounted on the inner case 122. As a result, the contact between the positive electrode terminal 42 and the negative electrode terminal 43 of the pressure sensor 1 and the positive electrode 10a and the negative electrode 10b of the battery 10 held in the battery holder 100 can be stabilized.
- the battery holder 100 receives a force from the positive electrode 10a and the negative electrode 10b of the battery 10 at the front in the insertion direction and a force from the gap adjusting member 327 at the side at the rear in the insertion direction, the battery is mounted on the housing 20.
- the holder 100 is less likely to rattle.
- the battery holder 100 can be smoothly inserted and removed from the inner case 122.
- the corner portion 327a is formed at the right end portion of the gap adjusting member 327, the sliding between the corner portion 327a of the gap adjusting member 327 and the inner peripheral surface of the cover member 22 is an opening on the right side of the cover member 22. It is performed in a narrow range near 22a. As a result, the gap adjusting member 327 is less likely to interfere with the insertion / removal of the battery holder 100 into / from the inner case 122.
- the electronic device according to the fourth embodiment will be described with reference to FIG. It should be noted that the description of the same configuration as that of the first embodiment and the overlapping configuration will be omitted.
- a gap adjusting member 427 made of a thin plate spring is fixed to the outer surface of the second plate portion 122e constituting the inner case 122.
- the bent portion 427a can be pressed against the inner peripheral surface of the cover member 22 constituting the housing 20.
- the gap adjusting member 427 is arranged on the right side of the notch portion 122s. The bent portion 427a of the gap adjusting member 427 may not be in pressure contact as long as it is in contact with the inner peripheral surface of the cover member 22.
- the gap adjusting member 427 is formed between the outer surface of the second plate portion 122e constituting the inner case 122 and the inner peripheral surface of the cover member 22.
- the bent portion 427a of the gap adjusting member 427 is pressed against the inner peripheral surface of the cover member 22 while being arranged in the gap to be formed. Therefore, it is possible to suppress the rattling of the battery holder 100 mounted on the inner case 122. As a result, the contact between the positive electrode terminal 42 and the negative electrode terminal 43 of the pressure sensor 1 and the positive electrode 10a and the negative electrode 10b of the battery 10 held in the battery holder 100 can be stabilized.
- the battery holder 100 receives a force from the positive electrode 10a and the negative electrode 10b of the battery 10 in the front in the insertion direction and a force from the gap adjusting member 427 in the rear side in the insertion direction, the battery is mounted on the housing 20.
- the holder 100 is less likely to rattle.
- the resistance due to sliding between the bent portion 427a of the gap adjusting member 427 and the inner peripheral surface of the cover member 22 is reduced.
- the battery holder 100 can be smoothly inserted and removed from the inner case 122.
- the gap adjusting member 427 may be fixed to the inner surface of the inner case 122.
- both ends of the thin plate spring are fixed to the inner surface of the inner case 122, and the bent portion 427a is on the inner surface side of the inner case 122. It is preferable that it protrudes.
- the electronic device of the present invention is not limited to the pressure sensor, and may be applied to other sensors or electronic devices other than the sensor as long as they use a battery as a power source.
- the electronic device may be configured so that a battery other than the pack-type lithium battery described above, for example, a button-type battery, an AA battery, an AAA battery, a square-type battery, or a coin-type battery can be held by the battery holder. ..
- Examples 1 to 4 the configuration in which the positive electrode and the negative electrode of the battery held in the battery holder are directly contacted with the positive electrode terminal and the negative electrode terminal of the pressure sensor as the positive electrode terminal and the negative electrode terminal on the battery holder side has been described.
- the present invention may be limited to an electrode terminal that is electrically connected to the battery and can be contacted with the positive electrode terminal and the negative electrode terminal of the pressure sensor on the wall portion that stands at one end in the longitudinal direction of the battery holder.
- the positive electrode terminal and the negative electrode terminal on the battery holder side may be arranged one above the other, and the left and right positions may not be the same.
- the convex portion and the concave groove portion constituting the guide portion are not limited to those formed in the above-mentioned semicircular shape as shown in the cross-sectional image diagram of FIG. 11A, and the convex portion is formed in the concave groove.
- the shapes of the convex and concave grooves are, for example, a rectangle as a quadrangle (see FIG. 11 (b)), a divergent trapezoid (see FIG. 11 (d)), and a tapered trapezoid (see FIG. 11 (e)).
- Other shapes such as a quadrangle (see FIG. 11 (f)) and a triangle (see FIG. 11 (c) may be formed.
- the convex portion and the concave groove constituting the guide portion are not limited to those formed in substantially the same shape, for example, the concave groove is formed in a rectangular shape, and the convex portion has a shape different from that of the concave groove, for example. It may be formed in a shape as shown in FIG.
- the shapes of the pair of convex portions and the concave grooves constituting the guide portion are not limited to those formed in the same shape, and may have different shapes.
- convex and concave grooves constituting the guide portion may be formed in a reverse concave-convex relationship. That is, a concave groove may be formed in the inner case, and a convex portion may be formed in the battery holder.
- guide portions are not limited to those provided at two locations facing each other in the lateral direction, and may be provided at one location or three or more locations.
- the guide portion is not limited to the convex portion continuous in the insertion / removal direction, and may be composed of a plurality of convex portions arranged in the insertion / removal direction.
- the convex portion and the concave portion constituting the positioning mechanism are not limited to those formed in the hemispherical shape described above as shown in the cross-sectional image diagram of FIG. 12A, and may have a shape that allows uneven fitting.
- the shapes of the convex portions and the concave portions may be formed into other shapes such as a triangle (see FIG. 12 (b)) and a tapered trapezoid (see FIG. 12 (c)).
- the shape of the convex portion constituting the positioning mechanism preferably has a curved surface or an inclined surface that easily fits into the concave portion when the battery holder is inserted.
- the convex portion and the concave portion constituting the positioning mechanism are not limited to those formed in substantially the same shape, for example, the concave portion is formed in a rectangular shape, and the convex portion has a different shape from the concave portion, for example, a shape as shown in FIG. May be formed in.
- the shapes of the pair of convex portions and concave portions constituting the positioning mechanism are not limited to those formed in the same shape, and may have different shapes.
- the convex portions and the concave portions constituting the positioning mechanism may be formed in a reverse concave-convex relationship. That is, a concave portion may be formed in the inner case, and a convex portion may be formed in the battery holder.
- the positioning mechanism is not limited to the one provided at two places, and may be provided at one place or three or more places.
- control chip and the wireless chip constituting the circuit unit may be provided at any position on the circuit board.
- the gap adjusting member is a cover member (outer case) constituting the valve housing. ) May be provided on the inner peripheral surface, or may be provided on both the inner case and the cover member.
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- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
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Abstract
Description
電池を保持する電池ホルダをハウジングに挿脱可能とした電子機器であって、
前記電池ホルダ側の正極端子および負極端子が並んで配置されており、
前記電子機器の正極端子および負極端子が並んで配置されており、
前記ハウジングと前記電池ホルダには、挿脱方向に延びる凹溝と挿脱方向に延びる凸部とのいずれかが形成されており、該凹溝と該凸部によりガイド部が構成されている。
これによれば、電池ホルダの挿脱方向に延びる凹溝と凸部により構成されるガイド部により、ハウジングに挿脱される電池ホルダの傾きを抑えることができる。そのため、電極端子を電子機器に正確に接続することができる。
これによれば、ガイド部が対向する2箇所に設けられているため、ハウジングに挿入される電池ホルダの傾きをより抑えることができる。
前記内ケースの外面には、前記電子機器の回路基板が固定されていてもよい。
これによれば、内ケースにより回路基板が保護され、外ケースの外部からの衝撃や電池ホルダの挿脱による影響を直接受けないようにすることができる。
これによれば、内ケースに電池ホルダが当接することにより、電子機器の正極端子および負極端子に電池ホルダ側の正極端子および負極端子が過剰な力で押圧されることを防止できる。
これによれば、電子機器の正極端子および負極端子に電池ホルダ側の正極端子および負極端子を適正な力で接触させることができる。
これによれば、電子機器の正極端子および負極端子に電池ホルダに保持される電池の正極および負極を接触させた状態で、凹部と凸部の凹凸嵌合により電池ホルダをロックすることができる。
これによれば、電池ホルダの取り外しの際、取手を使用することにより電子機器から電池ホルダを引き出しやすい。
前記内ケースと前記外ケースとの間隙を規制する間隙調整部材が設けられていてもよい。
これによれば、内ケースと外ケースとの間隙が調整されているので、組み付け状態で電池ホルダ、内ケースが外ケースに対してがたつきにくくなっている。
10 パック型リチウム電池(電池)
10a 正極(電池ホルダ側の正極端子)
10b 負極(電池ホルダ側の負極端子)
20 ハウジング
21 取付部材
22 カバー部材
23 キャップ部材
30 センサユニット
40 回路ユニット
41 回路基板
42 正極端子(電子機器の正極端子)
43 負極端子(電子機器の負極端子)
44 処理チップ
45 回路基板
46 無線チップ
100 電池ホルダ
100b,100c 壁部
100d 取手
100e 爪部
100g 凹条溝(ガイド部の凹溝)
100h 凹部
100k,100m 切り欠き状の空間
121 外ケース
122 内ケース
122b,122c 貫通孔
122d 第1板部
122e 第2板部
122m 凸条部(ガイド部の凸部)
122n 凸部
227 間隙調整部材
327 間隙調整部材
427 間隙調整部材
G ガイド部
P 位置決め機構
Claims (8)
- 電池を保持する電池ホルダをハウジングに挿脱可能とした電子機器であって、
前記電池ホルダ側の正極端子および負極端子が並んで配置されており、
前記電子機器の正極端子および負極端子が並んで配置されており、
前記ハウジングと前記電池ホルダには、挿脱方向に延びる凹溝と挿脱方向に延びる凸部とのいずれかが形成されており、該凹溝と該凸部によりガイド部が構成されている電子機器。 - 前記ガイド部は、対向する位置に設けられている請求項1に記載の電子機器。
- 前記ハウジングは、外ケースと、前記外ケース内に配置され前記ガイド部が設けられた内ケースにより構成されており、
前記内ケースの外面には、前記電子機器の回路基板が固定されている請求項1または2に記載の電子機器。 - 前記内ケースには、前記電池ホルダの挿脱方向に貫通し、前記電子機器の前記正極端子および前記負極端子が突出する貫通孔が設けられている請求項3に記載の電子機器。
- 前記内ケースと前記電池ホルダとの間には、前記電池ホルダの挿入進度を規定する位置決め機構が設けられている請求項3または4に記載の電子機器。
- 前記位置決め機構は、前記内ケースと前記電池ホルダとの間の凹部と凸部による凹凸嵌合により行われる請求項5に記載の電子機器。
- 前記電池ホルダには、取手が設けられている請求項1ないし6のいずれかに記載の電子機器。
- 前記ハウジングは、外ケースと、前記外ケース内に配置され前記ガイド部が設けられた内ケースにより構成されており、
前記内ケースと前記外ケースとの間隙を規制する間隙調整部材が設けられている請求項1ないし7のいずれかに記載の電子機器。
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US18/018,505 US20240039104A1 (en) | 2020-08-07 | 2021-08-06 | Electronic device |
EP21854304.9A EP4195386A1 (en) | 2020-08-07 | 2021-08-06 | Electronic device |
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EP (1) | EP4195386A1 (ja) |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS496417U (ja) * | 1972-04-20 | 1974-01-19 | ||
JPS574163U (ja) * | 1980-06-06 | 1982-01-09 | ||
JPH04123065U (ja) * | 1991-04-23 | 1992-11-06 | 株式会社東芝 | 電子装置 |
JPH07335186A (ja) * | 1994-04-08 | 1995-12-22 | Sony Corp | バッテリ装置及びこのバッテリ装置が装着される電子機器 |
JP2019153485A (ja) | 2018-03-05 | 2019-09-12 | Kyb株式会社 | 電池ホルダ及びセンサユニット |
JP2019537431A (ja) * | 2017-05-05 | 2019-12-26 | ドンフェン アグリカルチュラル イクイップメント (シアンヤン) カンパニー リミテッドDongfeng Agricultural Equipment (Xiangyang) Co., Ltd. | 電動移植機及び電力供給装置の交換方法 |
-
2021
- 2021-08-06 EP EP21854304.9A patent/EP4195386A1/en active Pending
- 2021-08-06 CN CN202180058887.8A patent/CN116171503A/zh active Pending
- 2021-08-06 JP JP2022541753A patent/JPWO2022030625A1/ja active Pending
- 2021-08-06 WO PCT/JP2021/029353 patent/WO2022030625A1/ja active Application Filing
- 2021-08-06 US US18/018,505 patent/US20240039104A1/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS496417U (ja) * | 1972-04-20 | 1974-01-19 | ||
JPS574163U (ja) * | 1980-06-06 | 1982-01-09 | ||
JPH04123065U (ja) * | 1991-04-23 | 1992-11-06 | 株式会社東芝 | 電子装置 |
JPH07335186A (ja) * | 1994-04-08 | 1995-12-22 | Sony Corp | バッテリ装置及びこのバッテリ装置が装着される電子機器 |
JP2019537431A (ja) * | 2017-05-05 | 2019-12-26 | ドンフェン アグリカルチュラル イクイップメント (シアンヤン) カンパニー リミテッドDongfeng Agricultural Equipment (Xiangyang) Co., Ltd. | 電動移植機及び電力供給装置の交換方法 |
JP2019153485A (ja) | 2018-03-05 | 2019-09-12 | Kyb株式会社 | 電池ホルダ及びセンサユニット |
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US20240039104A1 (en) | 2024-02-01 |
EP4195386A1 (en) | 2023-06-14 |
CN116171503A (zh) | 2023-05-26 |
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