JPH0184989U - - Google Patents
Info
- Publication number
- JPH0184989U JPH0184989U JP1987180927U JP18092787U JPH0184989U JP H0184989 U JPH0184989 U JP H0184989U JP 1987180927 U JP1987180927 U JP 1987180927U JP 18092787 U JP18092787 U JP 18092787U JP H0184989 U JPH0184989 U JP H0184989U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- blows
- display
- sensor
- drifter
- 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
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Percussive Tools And Related Accessories (AREA)
Description
第１図は本考案の実施例の油圧回路図、第２図
は従来装置の油圧回路図である。
１……油圧ドリフタ又はブレーカ、２……油圧
源、８，９……油圧センサ、１２……デジタル表
示モニタ、１３……アナログ表示モニタ。
FIG. 1 is a hydraulic circuit diagram of an embodiment of the present invention, and FIG. 2 is a hydraulic circuit diagram of a conventional device. 1... Hydraulic drifter or breaker, 2... Hydraulic source, 8, 9... Hydraulic pressure sensor, 12... Digital display monitor, 13... Analog display monitor.
Claims (1)
センサ、ピストン変位センサ等のパルス波出力を
、パルスカウンタを通して打撃数のデイジタル表
示を行い、又はＦ／Ｖ変換して打撃数のアナログ
表示を行うことを特徴とする油圧ドリフタ、油圧
ブレーカ等の打撃数モニタ装置。 The pulse wave output of a hydraulic sensor, piston displacement sensor, etc. installed in a hydraulic drifter, hydraulic breaker, etc. is used to digitally display the number of blows through a pulse counter, or to perform F/V conversion to display an analog display of the number of blows. A device that monitors the number of blows for hydraulic drifters, hydraulic breakers, etc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987180927U JPH0184989U (en) | 1987-11-30 | 1987-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987180927U JPH0184989U (en) | 1987-11-30 | 1987-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0184989U true JPH0184989U (en) | 1989-06-06 |
Family
ID=31472429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987180927U Pending JPH0184989U (en) | 1987-11-30 | 1987-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0184989U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1964647A3 (en) * | 2001-05-09 | 2013-02-20 | Sandvik Mining and Construction Oy | Method for controlling operating cycle of impact device, and impact device |
-
1987
- 1987-11-30 JP JP1987180927U patent/JPH0184989U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1964647A3 (en) * | 2001-05-09 | 2013-02-20 | Sandvik Mining and Construction Oy | Method for controlling operating cycle of impact device, and impact device |