CN111086755B - Package assembly - Google Patents
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- CN111086755B CN111086755B CN201911336819.4A CN201911336819A CN111086755B CN 111086755 B CN111086755 B CN 111086755B CN 201911336819 A CN201911336819 A CN 201911336819A CN 111086755 B CN111086755 B CN 111086755B
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- air pressure
- pressure detector
- air
- sensing
- capacitor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
- B65D81/03—Wrappers or envelopes with shock-absorbing properties, e.g. bubble films
Abstract
The invention relates to a packaging assembly, which comprises a bubble bag and an air pressure detector, wherein the bubble bag comprises at least one closed air chamber, each closed air chamber is filled with air, the closed air chambers enclose to form an accommodating cavity, and the accommodating cavity is used for placing goods; the air pressure detector is arranged in at least one sealed air chamber and used for detecting the air pressure in the sealed air chamber. The packaging assembly can detect the local pressure in the packaging assembly, and the air pressure detector can detect the change of the air pressure in the sealed air chamber as long as the sealed air chamber is extruded no matter which direction is stressed, and the measurement results of the air pressure detector in other sealed air chambers are not influenced by the damage of the local sealed air chamber, so that the transportation process of goods can be accurately monitored, and data support is provided for the extrusion force encountered in the transportation process of the goods.
Description
Technical Field
The invention relates to the technical field of goods packaging, in particular to a packaging assembly.
Background
With the popularity of online shopping, the transportation of goods is becoming more and more common. However, in the process of transporting goods, the goods are inevitably damaged due to a harsh environment or artificial carelessness, and the merchant is difficult to follow the reasons when being returned by consumers. The packing box of present goods or generally do not set up pressure sensor in the wrapping bag, pressure sensor has been put into in the packing box or the wrapping bag of even some goods, because traditional pressure sensor generally adopts the mode of pressure change resistance to measure, when the pressure that bears increases, the resistance reduces, the receiver passes through the resistance change and then obtains the pressure value, but traditional pressure sensor only is fit for the plane and pastes, small area sensing is inaccurate, in addition, traditional pressure sensor is impaled or cuts wound easily, when being impaled or cut wound, easily lead to the sensing to become invalid.
Disclosure of Invention
Therefore, a packaging assembly is needed to solve the problem that the pressure in the packaging box or the packaging bag cannot be measured or cannot be measured accurately during the transportation of goods.
The packaging assembly comprises a bubble bag and an air pressure detector, wherein the bubble bag comprises at least one closed air chamber, each closed air chamber is filled with air, the closed air chambers enclose to form an accommodating cavity, and the accommodating cavity is used for placing goods; the air pressure detector is arranged in the sealed air chamber with high extrusion risk and is used for detecting the air pressure in the sealed air chamber.
In one embodiment, the air pressure detector includes a sensing film, a sensing capacitor and a first controller, the sensing capacitor includes a first plate and a second plate, the sensing film can squeeze the sensing capacitor under the action of air pressure to change the distance between the first plate and the second plate, and further change the capacitance value of the sensing capacitor, and the first controller calculates the air pressure value in the sealed air chamber according to the capacitance value of the sensing capacitor.
In one embodiment, the air pressure detector further includes a reference capacitor, the sensing film includes a deformation region and a non-deformation region, the reference capacitor is located in the non-deformation region of the sensing film, the sensing capacitor is located in the deformation region of the sensing film, the deformation region of the sensing film can deform according to pressure changes, and further changes a capacitance value of the sensing capacitor, and the first controller is configured to compare the capacitance values of the sensing capacitor and the reference capacitor, and further calculate an air pressure value in the sealed air chamber.
In one embodiment, the air pressure detector further includes a first substrate and a second substrate, the sensing film is located between the first substrate and the second substrate, a groove is formed on a side of the first substrate close to the sensing film, the sensing film is sealed at the groove opening of the groove, the reference capacitor and the sensing capacitor are located in the groove, the sensing capacitor is located between the deformation region of the sensing film and the first substrate, and the reference capacitor is located between the non-deformation region of the sensing film and the first substrate.
In one embodiment, the packaging assembly further comprises a control board, the control board is provided with a second controller and a memory, and the air pressure detector can transmit the detected air pressure to the memory for data storage under the control of the second controller.
In one embodiment, the air pressure detector is disposed on the control board, and the control board is disposed in a sealed air chamber with high risk of being squeezed.
In one embodiment, the control board is further provided with a power supply for supplying power to the air pressure detector, the second controller and the memory.
In one embodiment, the control board is shared by more than one air pressure detector, the air pressure detector is provided with a wireless transmission module, the control board is provided with a wireless receiving module, and the air pressure detector can transmit the detected air pressure to the memory for storage in a wireless transmission mode under the control action of the second controller.
In one embodiment, more than one air pressure detector shares one control board, the air pressure detector is connected with the control board through a signal line, the signal line is hermetically connected with the closed air chamber, and the air pressure detector can transmit the detected air pressure to the memory through the signal line for storage under the control action of the second controller.
In one embodiment, the air pressure detector is directly disposed on the bubble bag, and the sensing film of the air pressure detector is a surface of the airtight air chamber close to the accommodating cavity.
In one embodiment, the packaging assembly further comprises a box or pouch body disposed outside of the blister pocket.
The packaging assembly has the beneficial effects that:
according to the packaging assembly, the bubble bag is arranged to comprise the at least one closed air chamber, each closed air chamber is filled with air, goods are placed in the accommodating cavity formed by enclosing the closed air chambers, the air pressure detector is placed in the at least one closed air chamber, so that the local pressure in the packaging assembly can be detected, no matter which direction is stressed, the air pressure detector can detect the change of the air pressure in the closed air chambers as long as the closed air chambers are extruded, the measurement results of the air pressure detectors in other closed air chambers are not influenced due to the damage of the local closed air chambers, the transportation process of the goods can be accurately monitored, and data support is provided for the extrusion force encountered in the transportation process of the goods.
Drawings
Fig. 1 is a schematic view showing the overall structure of a package assembly according to an embodiment of the present invention.
Fig. 2 is a schematic view showing the overall structure of a package assembly according to another embodiment of the present invention.
FIG. 3 is a longitudinal cross-sectional view of a pressure detector in a normal general environment in accordance with an embodiment of the present invention.
Fig. 4 is a longitudinal cross-sectional view of a pressure detector in a low pressure environment according to an embodiment of the present invention.
Fig. 5 is a longitudinal cross-sectional view of a pressure detector in a high pressure environment according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a control board according to an embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a control board according to another embodiment of the present invention.
Reference numerals:
the bubble bag 100, the closed air chamber 110, the air pressure detector 200, the first substrate 210, the groove 211, the second substrate 220, the air inlet 221, the sensing film 230, the deformation region 231, the non-deformation region 232, the reference capacitor 240, the sensing capacitor 250, the first plate 251 of the sensing capacitor, the second plate 252 of the sensing capacitor, the first controller 260, the control board 300, the second controller 310, the memory 320, and the power source 330.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "inner", "outer", "left", "right" and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
In one embodiment, the structure of the packaging assembly is as shown in fig. 1, 2 and 3, the packaging assembly includes a bubble bag 100 and a gas pressure detector 200, in the embodiment shown in fig. 1, the bubble bag 100 includes two closed gas chambers 110, in the embodiment shown in fig. 2, the bubble bag 100 includes eight closed gas chambers 110, each closed gas chamber 110 is filled with gas, the gas pressure detector 200 is disposed in at least one closed gas chamber 110 for detecting the gas pressure in the closed gas chamber 110, in the embodiment shown in fig. 1 and 2, the closed gas chambers 110 are sequentially connected, the closed gas chambers 110 can be bent or wound to enclose a containing cavity for placing goods. It should be noted that, in the embodiment shown in fig. 1, the bubble bag 100 includes two closed air chambers 110, in the embodiment shown in fig. 2, the bubble bag 100 includes eight closed air chambers 110, it is understood that, in another embodiment, the bubble bag 100 may include one closed air chamber 110, or in other embodiments, the bubble bag 100 may include more than two closed air chambers 110, the closed air chambers 110 may be independent from each other, not connected to each other, or connected in sequence, the air pressure detector 200 may be only placed in the closed air chamber 110 with a high risk of being squeezed, or one air pressure detector 200 may be placed in each closed air chamber 110.
In another embodiment, the packaging assembly further comprises a box body or a bag body, the box body or the bag body is arranged outside the bubble bag 100, in a specific packaging process, the bubble bag 100 is firstly placed at the bottom and the periphery of the side face in the box body or the bag body, then the goods are placed in a containing cavity formed by enclosing the closed air chambers 110, in order to prevent the goods from shaking relative to the box body or the bag body in a transportation process, the shape and the size of the bubble bag 100 and the number of the contained closed air chambers 110 can be adjusted according to the size of the specific box body, bag body or goods. Generally, the volume of the containing cavity enclosed by the closed air chamber 110 is slightly smaller than or equal to the external volume of the goods, and after the goods are inserted into the containing cavity enclosed by the closed air chamber 110, the bubble bag 100 is placed at the goods placing opening, so that the goods are surrounded by the bubble bag 100. In addition, when the volume of the containing cavity enclosed by the closed air chamber 110 is larger than the external volume of the cargo, other buffering substances, such as bubble cotton, can be used to fill the gap in the containing cavity. In addition, in some embodiments, in order to save cost, the air pressure detector 200 may be disposed only in the closed air chamber 110 with high risk of being squeezed, and in general, the closed air chamber 110 at the inner corner of the box or the bag has high risk of being squeezed, and the air pressure detector 200 may be disposed in the closed air chamber 110 at the inner corner of the box or the bag. In other embodiments, an air pressure detector 200 may be disposed in each of the closed air chambers 110 of the air bag 100 in the box or bag body.
In one embodiment, the structure of the pressure detector 200 is as shown in fig. 3 to 5, and includes a first substrate 210, a second substrate 220, a sensing film 230, a reference capacitor 240, a sensing capacitor 250 and a first controller 260, wherein the sensing film 230 is located between the first substrate 210 and the second substrate 220, a groove 211 is formed on one side of the first substrate 210 close to the sensing film 230, the sensing film 230 is sealed at a notch of the groove 211, the reference capacitor 240 and the sensing capacitor 250 are located in the groove 211, the sensing film 230 includes a deformation region 231 and a non-deformation region 232, the sensing capacitor 250 is located in the groove 211, the deformation region 231 of the sensing film 230 is located between the first substrate 210 and the reference capacitor 240 is located in the groove 211, the non-deformation region 232 of the sensing film 230 is located between the first substrate 210, the reference capacitor 240 and the sensing capacitor 250 both include a first plate and a second plate, the second substrate 220 is provided with a gas inlet 221 corresponding to the deformation region 231 of the sensing film 230, the deformation region 231 of the sensing film 230 can deform under the external air pressure to change the distance between the first plate 251 and the second plate 252 of the sensing capacitor 250, and further change the capacitance of the sensing capacitor 250, and the first controller 260 can further calculate the external air pressure value of the air pressure detector 200 by comparing the capacitance values of the sensing capacitor 250 and the reference capacitor 240. When the air pressure detector 200 is placed in the sealed air chamber 110 of the bubble bag 100, the air pressure outside the air pressure detector 200 is the air pressure in the sealed air chamber 110.
Fig. 3 is a longitudinal sectional view of the pressure detector 200 in a normal general environment (normal atmospheric pressure), fig. 4 is a longitudinal sectional view of the pressure detector 200 in a low pressure (sub-normal atmospheric pressure) environment, and fig. 5 is a longitudinal sectional view of the pressure detector 200 in a high pressure (sub-normal atmospheric pressure) environment. As the sensing film 230 is sealed at the notch of the groove 211 of the first substrate 210, the space inside the groove 211 of the first substrate 210 is a closed space, and the pressure inside is the standard atmospheric pressure, as shown in fig. 3, when the pressure detector 200 is under the standard atmospheric pressure, the pressures of the gas inside and outside the sensing film 230 are equal, the sensing film 230 is not deformed, the sensing capacitor 250 and the reference capacitor 240 are both located in the groove 211 of the first substrate 210, and the distance between the first plate and the second plate of the sensing capacitor 250 is equal to the distance between the first plate and the second plate of the reference capacitor 240. As shown in fig. 4, when the air pressure detector 200 is in a low pressure environment, the air pressure outside the sensing film 230 is lower than the internal standard atmospheric pressure, and the deformation region 231 of the sensing film 230 deforms in a direction away from the first substrate 210 under the action of the air pressure difference, because the sensing capacitor 250 is located in the recess 211, between the deformation region 231 of the sensing film 230 and the first substrate 210, and the reference capacitor 240 is located in the recess 211, between the non-deformation region 232 of the sensing film 230 and the first substrate 210, the deformation of the deformation region 231 of the sensing film 230 increases the distance between the first plate 251 and the second plate 252 of the sensing capacitor 250, and the distance between the first plate and the second plate of the reference capacitor 240 does not change, the first controller 260 can calculate the air pressure value outside the air pressure detector 200 by comparing the capacitance values of the sensing capacitor 250 and the reference capacitor 240.
As shown in fig. 5, when the air pressure detector 200 is in a high pressure environment, the air pressure outside the sensing film 230 is higher than the standard internal air pressure, and under the action of the air pressure difference, the deformation region 231 of the sensing film 230 deforms toward the direction close to the first substrate 210, because the sensing capacitor 250 is located in the recess 211, between the deformation region 231 of the sensing film 230 and the first substrate 210, and the reference capacitor 240 is located in the recess 211, between the non-deformation region 232 of the sensing film 230 and the first substrate 210, so that the deformation of the deformation region 231 of the sensing film 230 reduces the distance between the first plate 251 and the second plate 252 of the sensing capacitor 250, the distance between the first plate and the second plate of the reference capacitor 240 does not change, and the first controller 260 can calculate the air pressure value outside the air pressure detector 200 by comparing the capacitance values of the sensing capacitor 250 and the reference capacitor 240. It should be noted that, when the air pressure detector 200 is placed in the closed air chamber 110 of the air bag 100, the air pressure value outside the air pressure detector 200 is the air pressure value in the closed air chamber 110, and during the transportation of the goods, when the package is pressed or impacted, the closed air chamber 110 is pressed and deformed, so that the air pressure in the closed air chamber 110 is higher than the standard atmospheric pressure, and the internal structure of the air pressure detector 200 changes as shown in fig. 5.
In one embodiment, the air pressure detector 200 is disposed in the airtight air chamber 110 of the air bag 100, the surface of the airtight air chamber 100 close to the cargo holding cavity is easily squeezed, each component of the air pressure detector 200 is directly disposed on the air bag 100, and the sensing film 230 of the air pressure detector 200 is disposed on the surface of the airtight air chamber 100 close to the cargo holding cavity, so that the air pressure detector 200 can accurately detect the squeezing force applied to the cargo.
It should be noted that the air pressure detector 200 shown in fig. 3 to 5 is only an exemplary illustration, and the packaging assembly of the present invention does not limit the structure of the air pressure detector 200. In addition, in the embodiment shown in fig. 3 to 5, a reference capacitor 240 and a sensing capacitor 250 are disposed in the air pressure detector 200, and the first controller 260 estimates the air pressure outside the air pressure detector 200 according to the capacitance ratio between the sensing capacitor 250 and the reference capacitor 240. It is understood that, in other embodiments, the air pressure detector 200 may further include only the sensing capacitor 250, and the first controller 260 has a pre-stored initial capacitance value therein, so that when the capacitance value of the sensing capacitor 250 changes, the first controller 260 can calculate the air pressure value outside the air pressure detector 200 by comparing the capacitance value of the sensing capacitor 250 with the pre-stored initial capacitance value.
In addition, in another embodiment, the package assembly further includes a control board 300, the structure of the control board 300 is as shown in fig. 6, the air pressure detector 200 is disposed on the control board 300, the air pressure control board 300 is further disposed with a second controller 310, a memory 320 and a power source 330, the air pressure detector 200, the memory 320 and the power source 330 are all electrically connected to the second controller 310, the power source 330 is used for providing power to the air pressure detector 200, the second controller 310 and the memory 320, the air pressure detector 200 can transmit the detected air pressure to the memory 320 for data storage under the control of the second controller 310, and the control board 300 is disposed in the sealed air chamber 110 with high risk of being squeezed.
In another embodiment, the air pressure detector 200 is disposed separately from the control board 300, the structure of the control board 300 is as shown in fig. 7, and includes a second controller 310, a memory 320 and a power source 330, the memory 320 and the power source 330 are electrically connected to the second controller 310, more than one air pressure detector 200 shares one control board 300, and the air pressure detector 200 can transmit the detected pressure to the memory 320 for storage through wired or wireless transmission under the control of the second controller 310.
In one embodiment, the gas pressure detector 200 is provided with a wireless transmission module, the control board 300 is provided with a wireless receiving module, and the gas pressure detector 200 can transmit the detected gas pressure to the memory 320 for storage through a wireless transmission mode under the control of the second controller 310. In another embodiment, the air pressure detector 200 is connected to the control board 300 via a signal line, the signal line is hermetically connected to the airtight chamber 110 via glue, and the air pressure detector 200 can transmit the detected air pressure to the memory 320 via the signal line for storage under the control of the second controller 310.
According to the packaging component, the bubble bag is arranged to comprise at least two closed air chambers, each closed air chamber is filled with air, goods are placed in the accommodating cavity formed by enclosing the closed air chambers, the air pressure detector is placed in the closed air chamber which is most easily subjected to extrusion deformation, so that the local pressure in the packaging component can be detected, no matter which direction is stressed, the air pressure detector can detect the change of the air pressure in the closed air chambers as long as the closed air chambers are extruded, the measurement results of the air pressure detectors in other closed air chambers cannot be influenced due to the damage of the local closed air chambers, the transportation process of the goods can be accurately monitored, and data support is provided for the extrusion force encountered in the transportation process of the goods.
Furthermore, according to the packaging assembly, the control board is arranged, and the air pressure detectors can transmit the detected air pressure to the storage through the signal lines for storage under the control action of the second controller, so that the air pressure detected by each air pressure detector can be conveniently checked in a centralized manner. In addition, in other embodiments, the control panel is in wired or wireless connection with external equipment, so that the gas pressure conditions detected by each gas pressure detector in the goods package can be remotely checked in the transportation process of the goods, the abnormity can be timely found and timely processed, and unnecessary loss is avoided.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. A packaging assembly, comprising:
the air bubble bag comprises at least two closed air chambers, each closed air chamber is filled with air, the closed air chambers enclose a containing cavity, and the containing cavity is used for placing goods;
the air pressure detector is used for detecting the air pressure in the sealed air chambers, and one air pressure detector is arranged in each sealed air chamber;
the air pressure detector comprises a sensing film, a sensing capacitor and a first controller, wherein the sensing capacitor comprises a first polar plate and a second polar plate, the sensing film can extrude the sensing capacitor under the action of air pressure to change the distance between the first polar plate and the second polar plate so as to change the capacitance value of the sensing capacitor, and the first controller calculates the air pressure value in the sealed air chamber according to the capacitance value of the sensing capacitor;
the air pressure detector also comprises a reference capacitor, the sensing film comprises a deformation area and a non-deformation area, the reference capacitor is located in the non-deformation area of the sensing film, the sensing capacitor is located in the deformation area of the sensing film, the deformation area of the sensing film can deform according to pressure changes, and then the capacitance value of the sensing capacitor is changed, and the first controller is used for comparing the capacitance values of the sensing capacitor and the reference capacitor and further calculating the air pressure value in the sealed air chamber.
2. The package assembly according to claim 1, wherein the pressure sensor further comprises a first substrate, a second substrate, a sensing film disposed between the first substrate and the second substrate, a groove formed on a side of the first substrate adjacent to the sensing film, the sensing film sealed at the groove opening of the groove, a reference capacitor and a sensing capacitor disposed in the groove, the sensing capacitor disposed between the deformation region of the sensing film and the first substrate, the reference capacitor disposed between the non-deformation region of the sensing film and the first substrate.
3. The packaging assembly according to claim 1 or 2, further comprising a control board, wherein the control board is provided with a second controller and a memory, and the air pressure detector can transmit the detected air pressure to the memory for data storage under the control of the second controller.
4. The packaging assembly according to claim 3, wherein the air pressure detector is provided on the control board, which is provided in a sealed air chamber with a high risk of being squeezed.
5. The packaging assembly according to claim 4, wherein a power source is further provided on the control board for providing power to the air pressure detector, the second controller and the memory.
6. The packaging assembly according to claim 3, wherein more than one air pressure detector shares one control board, a wireless transmission module is disposed in the air pressure detector, a wireless receiving module is disposed on the control board, and the air pressure detector can transmit the detected air pressure to a memory for storage through a wireless transmission mode under the control of the second controller; or more than one air pressure detector shares one control panel, the air pressure detector is connected with the control panel through a signal line, the signal line is hermetically connected with the closed air chamber, and the air pressure detector can transmit the detected air pressure to the memory for storage through the signal line under the control action of the second controller.
7. The packaging assembly according to claim 1, wherein the air pressure detector is disposed directly on the blister pocket, and the sensing membrane of the air pressure detector is a surface of the closed air chamber adjacent to the receiving cavity.
8. The packaging assembly according to claim 1, further comprising a box or pouch disposed outside of the blister pocket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911336819.4A CN111086755B (en) | 2019-12-23 | 2019-12-23 | Package assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911336819.4A CN111086755B (en) | 2019-12-23 | 2019-12-23 | Package assembly |
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| CN111086755A CN111086755A (en) | 2020-05-01 |
| CN111086755B true CN111086755B (en) | 2022-04-15 |
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| CN201911336819.4A Active CN111086755B (en) | 2019-12-23 | 2019-12-23 | Package assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114633949B (en) * | 2022-03-31 | 2024-02-20 | 苏州浪潮智能科技有限公司 | Air column bag |
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| CN103308239A (en) * | 2012-03-08 | 2013-09-18 | Nxp股份有限公司 | Mems capacitive pressure sensor |
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| CN103575453A (en) * | 2012-07-31 | 2014-02-12 | 飞思卡尔半导体公司 | Capacitive pressure sensor in an overmolded package |
| CN105865702A (en) * | 2015-02-09 | 2016-08-17 | 英飞凌科技股份有限公司 | Sensor network supporting self-calibration of pressure sensors |
| CN105940288A (en) * | 2014-01-31 | 2016-09-14 | 纳米技术分析责任有限公司 | Electro-mechanical miniaturized device for pressure measurements |
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| CN1813179A (en) * | 2003-07-03 | 2006-08-02 | 东洋通信机株式会社 | Quartz type pressure sensor, and production method therefor |
| CN103308239A (en) * | 2012-03-08 | 2013-09-18 | Nxp股份有限公司 | Mems capacitive pressure sensor |
| CN103575453A (en) * | 2012-07-31 | 2014-02-12 | 飞思卡尔半导体公司 | Capacitive pressure sensor in an overmolded package |
| CN203255510U (en) * | 2013-05-24 | 2013-10-30 | 济宁市九九物流有限公司 | Anti-vibration logistics box |
| CN203345361U (en) * | 2013-05-28 | 2013-12-18 | 云南古柏气囊科技股份有限公司 | Novel air-bag packaging structure |
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