CN104736985B - pressure sensor - Google Patents
pressure sensor Download PDFInfo
- Publication number
- CN104736985B CN104736985B CN201380050717.0A CN201380050717A CN104736985B CN 104736985 B CN104736985 B CN 104736985B CN 201380050717 A CN201380050717 A CN 201380050717A CN 104736985 B CN104736985 B CN 104736985B
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- CN
- China
- Prior art keywords
- spring
- pressure sensor
- retainer
- fastening part
- connection substrate
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/171—Detecting parameters used in the regulation; Measuring values used in the regulation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/14—Housings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
- B60T17/22—Devices for monitoring or checking brake systems; Signal devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
- B60T8/36—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition including a pilot valve responding to an electromagnetic force
- B60T8/3615—Electromagnetic valves specially adapted for anti-lock brake and traction control systems
- B60T8/3675—Electromagnetic valves specially adapted for anti-lock brake and traction control systems integrated in modulator units
- B60T8/368—Electromagnetic valves specially adapted for anti-lock brake and traction control systems integrated in modulator units combined with other mechanical components, e.g. pump units, master cylinders
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Regulating Braking Force (AREA)
Abstract
A kind of pressure sensor is provided, the state being connected on connecting plate can be held strongly against.Pressure sensor includes: sensor module；The connecting plate being connected in sensor module；Spring, one end are electrically connected on connecting plate；For accommodating the spring retainer of spring, there is the first coupling part at one end；For accommodating the shell of connecting plate and spring, there is the second coupling part, the second coupling part is connected on the first coupling part on spring retainer.
Description
Technical field
The present invention relates to the pressure sensors for vehicle, mention in the hydraulic block of the shrinkproof braking system (ABS) of vehicle
For pressure sensor, and the circuit board contacts of pressure sensor and electronic control unit (ECU), to sense brake fluid pressure
Power.
Background technique
In general, vehicle includes the braking system for making vehicle deceleration or stopping.Braking system includes that transmission comes from user
Or the brake pedal of the steering force of driver, booster and the master cylinders for being connected to generation hydraulic brake pressure on brake pedal,
And the wheel drag of wheel stopping is inputted and made based on the hydraulic brake pressure for coming automatic pressure intensifier and master cylinders.
Vehicle can be influenced by slippage effect, driver press braking system brake pedal generate brake force it
Afterwards, when brake pressure is greater than the frictional force of road surface, or when the frictional force of the wheel drag generated by brake pressure
When greater than tire or the brake force of road surface generation, slippage effect slides vehicle tyre in road surface.In braking system
System is currently running in this case, and steering system is locked, and thus, vehicle can not be gone to desired orientation by driver.
Make Vehicular turn to allow driver to ignore slippage effect, develops shrinkproof braking system (ABS) and come electronically
Control brake pedal force.ABS includes hydraulic pressure unit (including multiple solenoid valves), low pressure accumulator, and adjustment is transferred to vehicle
The high pressure accumulator of the brake pressure of brake is taken turns, and the electronic control unit (ECU) of operation component is electronically controlled.It is hydraulic
Unit further includes pressure sensor, to sense the running under braking pressure proportional to the brake pedal force of driver of master cylinders generation
Power, and the running under braking pressure for making to sense is as electric signal transmission to ECU.Then ECU can the electric signal based on transmission come
Control brake operating.
It can be at the front end for being formed in master cylinders and electric by additional connector and cable connection to the circuit board of ECU
Hole in this existing pressure sensor is provided.But when the brake pedal force of driver generates brake force, pressure sensing
Device can be moved due to micro-vibration.Then existing pressure sensor can by spring pressurize, and be electrically connected to circuit
On plate.When inputting biggish vibration, pressure sensor can be separated with the circuit board of ECU, and the terminal of circuit board may be not
It correctly connects, triggers bad contact, and to generate unstable signal and power.In addition, include multiple components, it is existing
Although pressure sensor size it is smaller, and the process of assembled component is complicated.Pressure sensor is precision component, and because
And it requires accurately to be assembled.But it when the quantity of component increases, can produce in the fabrication process bad or faulty
Component, and manufacturing cost can be improved.
Summary of the invention
Technical goal
An aspect of of the present present invention provide it is a kind of allow simplify manufacturing process and reduced by reducing the number of components manufacture at
This pressure sensor.
In addition, pressure sensor prevents the circuit board of electronic control unit (ECU) from having bad contact, and can correctly connect
It is connected in the terminal of various circuit boards.
Technical solution
According to an aspect of the present invention, a kind of pressure sensor for vehicle is provided comprising: sensor module；Connection
The connection substrate being connected in sensor module；Spring, one end are electrically connected on connection substrate；Spring retainer accommodates bullet
Spring, and include the first fastening part at one end；And shell, connection substrate and spring are accommodated, and including fastening
The second fastening part onto the first fastening part of spring retainer.
First fastening part can be provided by the form of hook, and the second fastening part can be provided by the form of receiver, the
One fastening part is fastened on receiver.
Shell may include inwardly projecting flange, and connecting substrate can be on the flange of landing in the housing.O-ring can be inserted
Enter to connect between substrate and spring retainer, and can provide O-ring to be tightly closed the second fastening part.
Spring can be disc spring.Pressure sensor can further comprise stop member, and stop member is installed on spring, and
There is provided stop member is to stop path, and foreign substance is entered along spring by the path.
Two ends of spring may be provided on different straight line or plane.For example, spring can be multiple disc springs, including by each
What a spring was formed is folded intoThe corresponding classification part of shape, and classification part may be formed at the identical bits of spring accordingly
Set place.Spring retainer may include lower springs retainer and upper springs retainer, the lower part of the classification beneath portions of spring
Part is seated on lower springs retainer, and upper springs retainer is connected on lower springs retainer, and upper springs are kept
Device accommodates the upper part of the classification upper of spring, and including the first fastening part.Pressure sensor can be wrapped further
Include the stop member being installed on spring.Stop member can be inserted between lower springs retainer and upper springs retainer, with
Stop path, foreign substance is entered along spring by the path.
Invention effect
According to an embodiment of the invention, allowing to simplify pressure sensor structure using single housing and reducing assembling process
Operation and manufacturing cost.In addition, the failure rate of the assembling process of pressure sensor can be reduced.
Detailed description of the invention
Fig. 1 is the perspective view of the pressure sensor of embodiment according to the present invention.
Fig. 2 is the cross-sectional view of the pressure sensor of Fig. 1.
Fig. 3 is the decomposition perspective view of the pressure sensor of Fig. 1.
Fig. 4 is the decomposition perspective view of pressure sensor according to another embodiment of the invention.
Fig. 5 is the decomposition perspective view of pressure sensor according to still another embodiment of the invention.
Specific embodiment
It reference will now be made in detail to the embodiment of the present invention now, the example of embodiment be shown in the accompanying drawings, wherein same reference mark
Number shown in the figure similar elements.Embodiment described below is to illustrate the present invention referring to figure.
Hereinafter, the pressure sensor of embodiment according to the present invention will be described in detail referring to figs. 1 to 5.
There is provided Fig. 1 to 3 is the pressure sensor 10 in order to show the embodiment of the present invention of basis.For reference, Fig. 1 is pressure
The perspective view of sensor 10, Fig. 2 is the cross-sectional view of the pressure sensor 10 of Fig. 1, and Fig. 3 is the pressure sensor 10 of Fig. 1
Decomposition perspective view.
Referring to figs. 1 to 3, pressure sensor 10 includes sensor module 11, connection substrate 14, spring 15 and shell 12.?
Hereinafter, essentially identical component will be indicated in referring to figs. 1 to description provided by 3 with same names, and will omit weight
Multiple description.
Sensor module 11 includes the various sensor scales to sense pressure.Connection substrate 14 is provided, is connected
It is connected on the end of sensor module 11, sensor is provided at the end.It will omit herein and sensor module 11 and connection served as a contrast
The description of the detailed technology structure and function at bottom 14.
Spring 15 is provided, to be electrically coupled on connection substrate 14.Determine the quantity and the arrangement form end that make spring 15
Corresponding to opposite end includes the terminal (not shown) in connection substrate 14.For example, four springs may be disposed to square form.
But the quantity and arrangement form of spring 15 can be not limited to example shown in figure, but can be based on the terminal of connection substrate 14
Shape have different changes.
Spring 15 is contacted with the terminal of connection substrate 14, and is connected on connection substrate 14, is applied to connection substrate 14
The elasticity of predetermined amount, to be also rigidly connected in even vacuum state on connection substrate 14.For example, spring 15 can be disk
Spring, disc spring have predetermined length, and are connected on connection substrate 14, and spring 15 compresses along the longitudinal direction.Spring 15 can be formed
To make upper part and the low portion of spring 15 that there is different arrangement distances between spring.In detail, spring 15
Be formed as allowing two to hold not on the same line.For example, spring 15 may be formed such that two ends of spring 15 are arranged not
On same straight line or plane.For example, spring 15 includes the classification part 151 formed by spring 15, part 151 is classified in longitudinal side
To centre be folded into "" shape.It, can be in the upper part of spring 15 and low portion not due to being classified part 151
The distance between spring is set together.Thus, spring 15 can be neatly in response to the change in location of the terminal of connection substrate 14.But
It is that the shape of spring 15 can be not limited to illustrative examples, and thus, spring 15 can have various shape, and two ends need not be set
It sets on the same line.
Shell 12 accommodates sensor module 11, connection substrate 14 and spring 15, forms the outside of pressure sensor 10.With
Spring protector 13 is provided at the end of the opposite side in the side of offer sensor module 11 in shell 12.Spring protector 13
A part of spring 15 is accommodated, the part is prominent from spring retainer 16, to prevent spring 15 from deforming.When the end in electric device
When spring 15 and pressure sensor 10 are provided in end, spring protector 13 is removed, to allow to provide spring 15 and pressure sensor
10.Shell 12 is wherein including fixed and the spring retainer 16 of bearing spring 15.That is, being included in spring retainer 16
In sensor module 11, connection substrate 14, O-ring 17 and spring 15 stack in order, and in the shell of pressure sensor 10
It is connected in body 12.Shell 12 is fixed in sensor module 11 by welding.
Shell 12 includes at least one A seating flange 121, and connection substrate 14 is seated on A seating flange 121, and is allowed
It connects substrate 14 and separates preset distance with sensor module 11.For example, A seating flange 121 is inwardly formed in predetermined height, with
Shell 12 is at a distance of predetermined altitude.Although being shown in figure four A seating flanges firmly support connection substrate 14, A seating is convex
Quantity, height and the shape of edge 121 can be not limited to the example shown, and thus can have different changes.A seating flange 221 with
Shell 12 is integrally formed, and by application punching press shell 12 and keeps the aduncate method of punch-out convex to form A seating
Edge 121.Here, make shell 12 be formed as individual entity to allow the structure for simplifying shell 12 and process and reduce cost.
Shell 12 is formed as single entity, and is fastened on spring retainer 16 with fixation.Here, term " fastening " can
Indicate the physical connection method other than the method such as welded and bonded.
In detail, the first fastening part 1613 is provided, at the end of upper springs retainer 161 to secure it to shell
On second fastening part 122 of body 12, and the second fastening part 122 is provided in shell 12, the first fastening part 1613 is tight
It is affixed on the second fastening part 122.For example, providing the first fastening part 1613 in the form of hook, hook is from upper springs retainer
161 end is projected into predetermined altitude.The second fastening part 122 is provided in the form of receiver, the first fastening part 1613 can
It is fastened on receiver.For example, the second fastening part 122 can be the groove being formed in shell 12 or opening.
This opening formed by the A seating flange 121 being formed in shell 12, which becomes, to be fastened on spring retainer 16
Second fastening part 122.Although providing the first fastening part 1613 is in order to which upper springs retainer 161 is connected to shell 12
On, but the present invention can be not limited to example shown in figure, and thus, upper springs retainer 161 is connected on shell 12
Method can have different changes.
By this process for forming A seating flange 121, shell 12 includes the second fastening part 122 opened, and because
And O-ring 17 is provided to be tightly closed the second open fastening part 122, to be tightly closed pressure sensor 10.With ring
Form provide O-ring 17, ring have predetermined thickness, and be inserted into connection substrate 14 and lower springs retainer 162 between.Ginseng
Correspond to the opening part of the second fastening part 122 for example, O-ring 17 includes the sealer 171 of predefined size according to Fig. 5.
Connection substrate 14 is seated on A seating flange 121, and O-ring 17 is arranged in the upper surface of connection substrate 14, to close in inside
Pressure sensor 10, and the second fastening part 122 that the closing of sealer 171 of O-ring 17 is opened, with confining pressure sensor
10。
Since spring 15 is the disc spring with predetermined length, and power in a longitudinal direction is received, so providing spring
Retainer 16 accommodates spring 15, to prevent spring 15 from deforming.Spring retainer 16 includes point for accommodating and supporting spring 15
The upper springs retainer 161 of the upper part of 151 top of grade part, and below the classification part 151 of bearing spring 15
The lower springs retainer 162 of low portion.
Upper springs retainer 161 includes: guide hole 1611, and the upper part of 151 top of classification part of spring 15 is inserted
Enter into guide hole 1611；And the connection holes 1612 at the center of upper springs retainer 161, it is connected to lower springs guarantor
In holder 1612.Lower springs retainer 162 includes: guide hole 1621, the low portion of 151 lower section of classification part of spring 15
It is inserted into guide hole 1621；And the connection bulge 1623 at the center of lower springs retainer 162, it is connected to top
On the connection holes 1612 of spring retainer 161.
Upper springs retainer 161 and lower springs retainer 162 are arranged in the structure, so that they are coupled to each other.Example
Such as, it provides at lower springs retainer 162 in predetermined height connection bulge 1623 outstanding, and is protected in upper springs
The connection holes 1612 for corresponding to connection bulge 1623 are provided in holder 161.The connection bulge of lower springs retainer 162
1623 are inserted into the connection holes 1612 of upper springs retainer 161, so that they are coupled to each other.
The top of lower springs retainer 162 is arranged in the classification part 151 of spring 15, and thus, upper springs are protected
The guide hole 1611 of holder 161 and the guide hole 1621 of lower springs retainer 162 are alternately arranged in the length of classification part 151
On degree.In order to keep this of the guide hole 1611 of upper springs retainer 161 and the guide hole 1621 of lower springs retainer 162
Kind is alternately arranged, and is provided guiding bulge 1622, is inserted into the guide hole 1611 of upper springs retainer 161.As shown in Fig. 3
As out, guiding bulge 1622 is inserted into the guide hole 1611 of upper springs retainer 161.
The first fastening part 1613 is provided, at the end of upper springs retainer 161 to secure it to the of shell 12
On two fastening parts 122.In addition, groove 1624 is formed on the side of lower springs retainer 162, to keep in upper springs
During device 161 is connected on lower springs retainer 162, the first fastening part 1613 is allowed to be fastened to the second fastening part
On 122.
In addition, it is possible to provide stop member 18 come prevent foreign substance along spring 15 enter.Referring to Fig. 4, for example, providing resistance
Stopper part 18, to allow multiple springs 15 to pass through.Stop member 18 is inserted into upper springs retainer 161 and lower springs are protected
Between holder 162.As shown in Figure 4 like that, stop member 18 can be provided by the form of single component, single component includes more
A spring 15.Alternatively, the independent stop member 18 of each spring 15 can be directed to.
Stop member 18 can be formed by executing plug-in unit molding or forming on spring 15.This method can have different
Change, or alternative approach can be used to stop path, foreign substance is entered along spring 15 by the path.
Although this document describesShape spring 15, but the present invention can be not limited to this shape, and can be used and generally use
Linear type disc spring.Referring to Fig. 5, pressure sensor 10 includes sensor module 11, connection substrate 14, spring 25 and shell 12.?
Hereinafter, by with referring to figs. 1 to component described in 3 same names and same reference numerals come indicate with referring to figs. 1 to 3 institutes
The essentially identical component of the component of description, and in order to succinctly omit repetitive description herein.
Spring 25 is provided, to be electrically coupled on connection substrate 14.Determine the quantity and the arrangement form end that make spring 25
Corresponding to opposite end includes the terminal (not shown) in connection substrate 14.For example, four springs may be disposed to square form.
But the quantity and arrangement form of spring 25 can be not limited to example shown in figure, and can be based on the terminal of connection substrate 14
Shape have different changes.
Spring 25 is contacted with the terminal of connection substrate 14, and is connected on connection substrate 14, is applied to connection substrate 14
The elastic force of predetermined amount, so as to be also rigidly connected on even vacuum state on connection substrate 14.For example, spring 25 can be disk
Spring, disc spring have predetermined length and rectilinear form, and are connected on connection substrate 14, and spring 25 compresses along the longitudinal direction.
Here, shell 12 includes: the second fastening part 122 comprising A seating flange 121, connection 14 landing of substrate are present
On formula flange 121；To close the O-ring 17 of the second fastening part 122；And spring retainer 16, in fixed and bearing
It is fastened to while spring 25 on shell 12.
Since spring 25 is the disc spring for having longer length than cross-sectional area, so providing spring retainer 16 to accommodate
With bearing spring 25, so as to prevent spring 25 deform.As described, spring retainer 16 includes the top for accommodating spring 25
The lower springs retainer 162 of the low portion of partial upper springs retainer 161 and bearing spring 25.But it is of the invention
It can be not limited to example shown in figure, and thus, it is possible to provide single spring retainer is as spring retainer described herein
16。
First fastening part 1613 is provided at the end of upper springs retainer 161, it is tight be fastened to shell 12 second
Gu on part 122.For example, the first fastening part 1613 is projected into predetermined altitude from the end of upper springs retainer 161.In addition,
Groove 1624 is provided on the side of lower springs retainer 162, is protected with being connected to lower springs in upper springs retainer 161
During in holder 162, the first fastening part 1613 is allowed to be fastened on the second fastening part 122.
Although providing the first fastening part 1613 upper springs retainer 161 is connected on shell 12, the present invention
It can be not limited to example shown in figure, and thus, the method that upper springs retainer 161 is connected on shell 12 can be had not
Same change.
Pressure sensor 10 further comprises stop member 18, to prevent foreign substance from entering along spring 25.Blocking portion
Part 18 is inserted between upper springs retainer 161 and lower springs retainer 162.For example, can be provided by the form of single component
Stop member 18, single component include multiple springs 25, such as four springs.Alternatively, it can individually be mentioned for each spring 25
For stop member 18.Stop member 18 can be formed by executing plug-in unit molding or forming on spring 25.This method can have
Different changes, or alternative approach can be used to stop path, foreign substance is entered along spring 25 by the path.Although
The example of the pressure sensor 10 including stop member 18 is being shown herein, but stop member 18 can be omitted.
Although the present disclosure includes specific examples, will be obviously to those of ordinary skill in the art, it can be to these
Exemplary form and details are variously modified, without departing from the spirit and scope of claims and their equivalents.Only describing
Understand in the sense that property rather than restrictively example described herein.The description of features or aspect is appreciated that in each example
For the features or aspect suitable for other examples.If described technology is executed in a different order, and/or if
Component in described system, framework, device or circuit combines in different ways, and/or by other components and its waits
It imitates object to replace or supplement, then result appropriate can be achieved.
Therefore, this open scope is not limited by detailed description, but is limited by claims and their equivalents, Er Qie
All modifications in the range of claims and their equivalents all should be interpreted that including in the disclosure.
Claims (7)
1. a kind of pressure sensor, comprising:
Sensor module；
The connection substrate being connected in the sensor module；
Spring, one end are electrically connected on the connection substrate, and different straight line or plane is arranged in two ends of the spring
On；
Spring retainer accommodates the spring, and includes the first fastening part at one end；And
Shell, accommodates the connection substrate and the spring, and including pass through shell described in punching press and make punch-out to
The flange of interior bending and formation, is become first fastening for being fastened to the spring retainer by the opening that the flange is formed
The second fastening part on part；
Wherein the connection substrate is seated on the flange in the shell,
And wherein O-ring is inserted between the connection substrate and the spring retainer, and the sealer including extending downwardly
To close second fastening part.
2. pressure sensor according to claim 1, which is characterized in that provide first fastening part in the form of hook
Point.
3. pressure sensor according to claim 1, which is characterized in that the spring is disc spring.
4. pressure sensor according to claim 1 or 3, which is characterized in that the pressure sensor further comprises peace
The stop member being attached on the spring, wherein the stop member stops path, foreign substance passes through institute along the spring
State path entrance.
5. pressure sensor according to claim 1, which is characterized in that the spring is multiple disc springs, including by each
The classification part that spring is formed, and classification part is formed at the same position of the spring.
6. pressure sensor according to claim 5, which is characterized in that the spring retainer includes:
The low portion of lower springs retainer, the classification beneath portions of the spring is seated in the lower springs retainer
On；And
Upper springs retainer is connected on the lower springs retainer, and accommodates the classification portion of the spring
Upper part above point, and including first fastening part.
7. pressure sensor according to claim 6, which is characterized in that the pressure sensor further comprises being installed to
Stop member on the spring, wherein the stop member is inserted into the lower springs retainer and the upper springs are kept
To stop path between device, foreign substance is entered along the spring by the path.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2012-0108887 | 2012-09-28 | ||
| KR1020120108887A KR102000294B1 (en) | 2012-09-28 | 2012-09-28 | Pressure sensor |
| PCT/KR2013/008554 WO2014051313A2 (en) | 2012-09-28 | 2013-09-25 | Pressure sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104736985A CN104736985A (en) | 2015-06-24 |
| CN104736985B true CN104736985B (en) | 2019-01-01 |
Family
ID=50389090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380050717.0A Active CN104736985B (en) | 2012-09-28 | 2013-09-25 | pressure sensor |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6233898B2 (en) |
| KR (1) | KR102000294B1 (en) |
| CN (1) | CN104736985B (en) |
| WO (1) | WO2014051313A2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9568388B2 (en) | 2014-08-05 | 2017-02-14 | Sensata Technologies, Inc. | Small form factor pressure sensor |
| KR101907731B1 (en) | 2015-12-29 | 2018-10-12 | 주식회사 한화 | Trunkline Delay Detonator And Blast Initiation apparatus |
| CN108474706B (en) * | 2015-12-29 | 2020-10-27 | 安普泰科电子韩国有限公司 | Pressure sensor and manufacturing method therefor |
| KR102286353B1 (en) * | 2020-04-23 | 2021-08-05 | 주식회사 센서뷰 | Connector test probe apparatus |
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2012
- 2012-09-28 KR KR1020120108887A patent/KR102000294B1/en active IP Right Grant
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2013
- 2013-09-25 WO PCT/KR2013/008554 patent/WO2014051313A2/en active Application Filing
- 2013-09-25 JP JP2015534383A patent/JP6233898B2/en active Active
- 2013-09-25 CN CN201380050717.0A patent/CN104736985B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1171547A (en) * | 1996-07-22 | 1998-01-28 | 宇成电机工业株式会社 | Pressure sensor |
| JP2002168713A (en) * | 2000-11-30 | 2002-06-14 | Nippon Seiki Co Ltd | Pressure sensor and manufacturing method thereof |
| CN101470035A (en) * | 2007-12-04 | 2009-07-01 | 株式会社万都 | Pressure sensor |
| KR20100077210A (en) * | 2008-09-30 | 2010-07-07 | 캐논 아네르바 가부시키가이샤 | Vacuum evacuation system, substrate processing apparatus, method for manufacturing electronic device, and method for operating vacuum evacuation system |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20140042304A (en) | 2014-04-07 |
| JP6233898B2 (en) | 2017-11-22 |
| WO2014051313A3 (en) | 2014-05-22 |
| CN104736985A (en) | 2015-06-24 |
| KR102000294B1 (en) | 2019-07-15 |
| WO2014051313A2 (en) | 2014-04-03 |
| JP2015532418A (en) | 2015-11-09 |
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