JPS6056210U - Boom length detection device for telescopic boom - Google Patents
Boom length detection device for telescopic boomInfo
- Publication number
- JPS6056210U JPS6056210U JP14949983U JP14949983U JPS6056210U JP S6056210 U JPS6056210 U JP S6056210U JP 14949983 U JP14949983 U JP 14949983U JP 14949983 U JP14949983 U JP 14949983U JP S6056210 U JPS6056210 U JP S6056210U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- cord
- detection device
- length detection
- telescopic
- 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 title claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Jib Cranes (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は、従来の伸縮ブームのブーム長検出装置の説明
図、第２図は本考案に係る伸縮ブームのブーム長検出装
置の説明図、第３図は第２図のＸ−Ｘ断面図である。
外側ブーム；１、内側ブーム；２、コード巻取ドラム；
３、コード巻取器；４、コード；５、検出器；６、コー
ド通過孔；７゜Fig. 1 is an explanatory diagram of a conventional boom length detection device for a telescopic boom, Fig. 2 is an explanatory diagram of a boom length detection device for a telescopic boom according to the present invention, and Fig. 3 is a sectional view taken along line XX in Fig. 2. It is. Outer boom; 1. Inner boom; 2. Cord winding drum;
3. Cord winder; 4. Cord; 5. Detector; 6. Cord passage hole; 7°
Claims (1)
縮ブームにおける伸縮ブームのブーム長さ検出装置であ
って、外側ブーム基端部外側に、常時巻取り方向に付勢
したコード巻取りドラムを備えたコード巻取器を設ける
と共に、コード巻取器から引き出したコードを、コード
巻取器近傍の外側ブーム側壁に穿設したコード通過孔を
通して外側ブーム内に導ひき、内側ブーム適所に止着し
更に前記コード巻取器にコード巻取ドラムの回転を検出
する検出器を設けたことを特徴とする伸縮ブームのブー
ム長検出装置。A boom length detection device for a telescopic boom in which an inner boom is telescopically inserted into an outer boom, and a cord winding drum that is constantly biased in the winding direction is mounted on the outside of the base end of the outer boom. At the same time, the cord pulled out from the cord winder is guided into the outer boom through a cord passage hole drilled in the side wall of the outer boom near the cord winder, and fixed in the inner boom at the appropriate position. A boom length detecting device for a telescoping boom, further comprising a detector for detecting rotation of a cord winding drum on the cord winder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14949983U JPS6056210U (en) | 1983-09-26 | 1983-09-26 | Boom length detection device for telescopic boom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14949983U JPS6056210U (en) | 1983-09-26 | 1983-09-26 | Boom length detection device for telescopic boom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6056210U true JPS6056210U (en) | 1985-04-19 |
Family
ID=30331849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14949983U Pending JPS6056210U (en) | 1983-09-26 | 1983-09-26 | Boom length detection device for telescopic boom |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6056210U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63165508U (en) * | 1987-04-15 | 1988-10-27 | ||
| JP2018112497A (en) * | 2017-01-13 | 2018-07-19 | 東京電力ホールディングス株式会社 | Movement amount measuring device for measuring movement amount of measurement object and movement amount measuring method for measuring movement amount of measurement object |
-
1983
- 1983-09-26 JP JP14949983U patent/JPS6056210U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63165508U (en) * | 1987-04-15 | 1988-10-27 | ||
| JP2018112497A (en) * | 2017-01-13 | 2018-07-19 | 東京電力ホールディングス株式会社 | Movement amount measuring device for measuring movement amount of measurement object and movement amount measuring method for measuring movement amount of measurement object |
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