JPS51126164A - Device for measuring expansion multistage boom - Google Patents
Device for measuring expansion multistage boomInfo
- Publication number
- JPS51126164A JPS51126164A JP5052175A JP5052175A JPS51126164A JP S51126164 A JPS51126164 A JP S51126164A JP 5052175 A JP5052175 A JP 5052175A JP 5052175 A JP5052175 A JP 5052175A JP S51126164 A JPS51126164 A JP S51126164A
- Authority
- JP
- Japan
- Prior art keywords
- boom
- multistage boom
- measuring expansion
- expansion
- measuring
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/40—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material mobile or transportable
- B65H75/42—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material mobile or transportable attached to, or forming part of, mobile tools, machines or vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
- B66C23/90—Devices for indicating or limiting lifting moment
- B66C23/905—Devices for indicating or limiting lifting moment electrical
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Jib Cranes (AREA)
Abstract
PURPOSE:To measure the expansion length of the boom with the rotation of a rotary drum by providing the necessary rotary drum on the side of the base boom and by stretching cables between the boom and drum.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5052175A JPS51126164A (en) | 1975-04-25 | 1975-04-25 | Device for measuring expansion multistage boom |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5052175A JPS51126164A (en) | 1975-04-25 | 1975-04-25 | Device for measuring expansion multistage boom |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS51126164A true JPS51126164A (en) | 1976-11-04 |
JPS5529362B2 JPS5529362B2 (en) | 1980-08-02 |
Family
ID=12861272
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5052175A Granted JPS51126164A (en) | 1975-04-25 | 1975-04-25 | Device for measuring expansion multistage boom |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51126164A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006137565A (en) * | 2004-11-12 | 2006-06-01 | Tadano Ltd | Boom length detector of telescopic boom |
EP2269941A1 (en) * | 2009-06-29 | 2011-01-05 | BT Products AB | Altimeter for fork trucks |
CN102501054A (en) * | 2011-12-29 | 2012-06-20 | 徐州重型机械有限公司 | Device for adjusting sliding way of telescoping cylinder of crane |
WO2015022405A1 (en) * | 2013-08-15 | 2015-02-19 | Hirschmann Automation And Control Gmbh | Intelligent motor brake for a length/angle sensor of a crane |
CN105444710A (en) * | 2014-08-21 | 2016-03-30 | 中联重科股份有限公司 | Multistage extending structure stroke measuring device and multistage extending structure |
-
1975
- 1975-04-25 JP JP5052175A patent/JPS51126164A/en active Granted
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006137565A (en) * | 2004-11-12 | 2006-06-01 | Tadano Ltd | Boom length detector of telescopic boom |
EP2269941A1 (en) * | 2009-06-29 | 2011-01-05 | BT Products AB | Altimeter for fork trucks |
CN102501054A (en) * | 2011-12-29 | 2012-06-20 | 徐州重型机械有限公司 | Device for adjusting sliding way of telescoping cylinder of crane |
WO2015022405A1 (en) * | 2013-08-15 | 2015-02-19 | Hirschmann Automation And Control Gmbh | Intelligent motor brake for a length/angle sensor of a crane |
CN105444710A (en) * | 2014-08-21 | 2016-03-30 | 中联重科股份有限公司 | Multistage extending structure stroke measuring device and multistage extending structure |
Also Published As
Publication number | Publication date |
---|---|
JPS5529362B2 (en) | 1980-08-02 |
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