JPH0316058U - - Google Patents
Info
- Publication number
- JPH0316058U JPH0316058U JP7584689U JP7584689U JPH0316058U JP H0316058 U JPH0316058 U JP H0316058U JP 7584689 U JP7584689 U JP 7584689U JP 7584689 U JP7584689 U JP 7584689U JP H0316058 U JPH0316058 U JP H0316058U
- Authority
- JP
- Japan
- Prior art keywords
- leaf spring
- ultrasonic
- detection
- ultrasonic sensor
- length
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 5
- 239000000725 suspension Substances 0.000 claims description 3
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Description
第１図は本考案の一実施例の斜視図、第２図は
リーフスプリングの一例を示す斜視図である。
１，２，３，４……リーフスプリング、６……
リーフスプリングサスペンシヨン、８……端面、
９，１０，１１，１２……超音波センサー、１３
……超音波発振器、１４……検出装置、１６……
表示部を示す。
FIG. 1 is a perspective view of an embodiment of the present invention, and FIG. 2 is a perspective view of an example of a leaf spring. 1, 2, 3, 4...leaf spring, 6...
Leaf spring suspension, 8... end face,
9, 10, 11, 12... Ultrasonic sensor, 13
...Ultrasonic oscillator, 14...Detection device, 16...
The display section is shown.
Claims (1)
リーフスプリングにおける長さ方向一端面に取付
けられて超音波発振器からの超音波信号を送受信
する超音波センサーと、該各超音波センサーから
の受信信号を受けて各リーフスプリングの長さ変
化に検出する検出装置と、該検出装置によるリー
フスプリング長さの変化の検出により折損したリ
ーフスプリングの位置を表示する表示部とを備え
たことを特徴とするリーフスプリングの折損検知
装置。 An ultrasonic sensor is attached to one end surface in the longitudinal direction of each leaf spring that forms the leaf spring suspension and transmits and receives ultrasonic signals from an ultrasonic oscillator, and an ultrasonic sensor is attached to one end surface in the length direction of each leaf spring that forms the leaf spring suspension, and an ultrasonic sensor that transmits and receives ultrasonic signals from an ultrasonic oscillator. Leaf spring breakage detection, comprising: a detection device that detects changes in spring length; and a display section that displays the position of the broken leaf spring based on the detection of changes in leaf spring length by the detection device. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7584689U JPH0316058U (en) | 1989-06-28 | 1989-06-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7584689U JPH0316058U (en) | 1989-06-28 | 1989-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0316058U true JPH0316058U (en) | 1991-02-18 |
Family
ID=31616786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7584689U Pending JPH0316058U (en) | 1989-06-28 | 1989-06-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0316058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001291978A (en) * | 2000-04-04 | 2001-10-19 | Matsushita Electric Ind Co Ltd | Printed circuit board holding structure |
-
1989
- 1989-06-28 JP JP7584689U patent/JPH0316058U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001291978A (en) * | 2000-04-04 | 2001-10-19 | Matsushita Electric Ind Co Ltd | Printed circuit board holding structure |