JPS6350960U - - Google Patents
Info
- Publication number
- JPS6350960U JPS6350960U JP14494186U JP14494186U JPS6350960U JP S6350960 U JPS6350960 U JP S6350960U JP 14494186 U JP14494186 U JP 14494186U JP 14494186 U JP14494186 U JP 14494186U JP S6350960 U JPS6350960 U JP S6350960U
- Authority
- JP
- Japan
- Prior art keywords
- limit switch
- alarm device
- construction
- opens
- operating
- 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.)
- Granted
Links
- 238000010276 construction Methods 0.000 claims 3
- 230000007935 neutral effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Emergency Alarm Devices (AREA)
- Component Parts Of Construction Machinery (AREA)
- Jib Cranes (AREA)
Description
第１図は本考案の実施例を示す電気・油圧回路
図、第２図は上部旋回体を有する油圧シヨベルの
側面図、第３図は第２図のＡ矢視で示す平面図で
ある。
２０……リミツトスイツチ、２１……リレー、
２２……限時動作ブレーク接点、２３……フラツ
シヤユニツト、２４……フラツシヤランプ、２５
……回転灯、２６……ブザー、３２……障害壁。
FIG. 1 is an electric/hydraulic circuit diagram showing an embodiment of the present invention, FIG. 2 is a side view of a hydraulic excavator having a rotating upper body, and FIG. 3 is a plan view taken in the direction of arrow A in FIG. 20...Limit switch, 21...Relay,
22... Time-limited operation break contact, 23... Flasher unit, 24... Flasher lamp, 25
...Revolving light, 26...Buzzer, 32...Obstacle wall.
Claims (1)
の上部旋回体作動用の操作レバに連動して、該操
作レバを、旋回体が右または左に旋回する位置に
操作したときは電源回路を閉路し、中立位置に操
作したときは開路するリミツトスイツチと通電さ
れると作動する警報装置とを上部旋回体上に設け
、該警報装置に、上記リミツトスイツチを介して
電源を導いたことを特長とする建設・荷役作業用
機械の旋回警報装置。 (2) 旋回体作動用の操作レバに連動するリミツ
トスイツチと警報装置とを導通する配線の途中に
、リミツトスイツチが開路したとき遅延して開路
する如き限時ブレーク接点を設けた実用新案登録
請求の範囲第(1)項記載の建設・荷役作業用機械
の旋回警報装置。[Claims for Utility Model Registration] (1) In conjunction with an operating lever for operating the upper rotating body of a construction/material handling machine having a rotating upper body, the rotating body rotates the operating lever to the right or left. A limit switch that closes the power circuit when operated to the neutral position and opens the circuit when operated to the neutral position, and an alarm device that operates when energized are provided on the upper revolving structure, and the alarm device is connected to the limit switch via the limit switch. A turning alarm device for construction and cargo handling machines that is powered by a power source. (2) Utility model registration claim No. 1, which includes a time-limited break contact that opens with a delay when the limit switch opens, in the middle of the wiring that connects the limit switch that is linked to the operating lever for operating the revolving structure and the alarm device. Swing warning device for construction and cargo handling machines described in paragraph (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986144941U JPH0643104Y2 (en) | 1986-09-19 | 1986-09-19 | Turning warning device for construction and cargo handling machines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986144941U JPH0643104Y2 (en) | 1986-09-19 | 1986-09-19 | Turning warning device for construction and cargo handling machines |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6350960U true JPS6350960U (en) | 1988-04-06 |
| JPH0643104Y2 JPH0643104Y2 (en) | 1994-11-09 |
Family
ID=31056017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986144941U Expired - Lifetime JPH0643104Y2 (en) | 1986-09-19 | 1986-09-19 | Turning warning device for construction and cargo handling machines |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0643104Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01156256U (en) * | 1988-04-16 | 1989-10-26 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5138885U (en) * | 1974-09-17 | 1976-03-23 |
-
1986
- 1986-09-19 JP JP1986144941U patent/JPH0643104Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5138885U (en) * | 1974-09-17 | 1976-03-23 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01156256U (en) * | 1988-04-16 | 1989-10-26 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0643104Y2 (en) | 1994-11-09 |