DE59008943D1 - Tension control for the gripper ropes of a bulk material handling device. - Google Patents

Tension control for the gripper ropes of a bulk material handling device.

Info

Publication number
DE59008943D1
DE59008943D1 DE59008943T DE59008943T DE59008943D1 DE 59008943 D1 DE59008943 D1 DE 59008943D1 DE 59008943 T DE59008943 T DE 59008943T DE 59008943 T DE59008943 T DE 59008943T DE 59008943 D1 DE59008943 D1 DE 59008943D1
Authority
DE
Germany
Prior art keywords
ropes
gripper
handling device
bulk material
material handling
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.)
Expired - Fee Related
Application number
DE59008943T
Other languages
German (de)
Inventor
Ludwig Carbon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of DE59008943D1 publication Critical patent/DE59008943D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
    • B66C3/12—Grabs actuated by two or more ropes
    • B66C3/125—Devices for control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/18—Control systems or devices
    • B66C13/22—Control systems or devices for electric drives
    • B66C13/32—Control systems or devices for electric drives for operating grab bucket hoists by means of one or more electric motors used both for hosting and lowering the loads and for opening and closing the bucket jaws
    • B66C13/38—Systems controlling independent motors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Ropes Or Cables (AREA)
  • Control And Safety Of Cranes (AREA)
DE59008943T 1990-05-29 1990-05-29 Tension control for the gripper ropes of a bulk material handling device. Expired - Fee Related DE59008943D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19900110154 EP0458994B1 (en) 1990-05-29 1990-05-29 Tension control for the hoist cables of a transfer machine for bulk material

Publications (1)

Publication Number Publication Date
DE59008943D1 true DE59008943D1 (en) 1995-05-24

Family

ID=8204035

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59008943T Expired - Fee Related DE59008943D1 (en) 1990-05-29 1990-05-29 Tension control for the gripper ropes of a bulk material handling device.

Country Status (3)

Country Link
EP (1) EP0458994B1 (en)
DE (1) DE59008943D1 (en)
ES (1) ES2070951T3 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009011604A1 (en) * 2009-03-04 2010-09-16 Kirow Ardelt Ag Method and arrangement for influencing the gripper filling volume in hoists with twin-motor gripper hoists
DK177006B1 (en) 2010-01-19 2010-11-22 Ah Ind Projects Aps Method for controlling orientation of a load suspended in a carrier wire around the wire as well as a player arrangement
DE102013019761A1 (en) * 2013-11-25 2015-05-28 Liebherr-Werk Nenzing Gmbh Method for influencing the filling volume of a gripper
DE102014110060A1 (en) 2014-07-17 2016-01-21 Terex Mhps Gmbh Filling degree control for a bulk grapple of a crane
CN104891342B (en) * 2015-06-12 2017-07-25 华电重工股份有限公司 Raising switching mechanism and realize the method for raising switching mechanism load balancing, system
DE102019122703A1 (en) * 2019-08-23 2021-02-25 Johannes Hübner Fabrik elektrischer Maschinen GmbH Control unit and method for operating a conveyor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE406584C (en) * 1923-11-01 1924-12-03 Siemens Schuckertwerke G M B H Device to prevent undesired opening of two-rope grabs
DE1120660B (en) * 1959-04-15 1961-12-28 Demag Ag Device for avoiding slack ropes and bumps in multi-rope grab hoists operated by electric motors
DE1169100B (en) * 1961-10-21 1964-04-30 Bbc Brown Boveri & Cie Circuit arrangement for grab control of a loading crane
DE1231399B (en) * 1964-02-25 1966-12-29 Demag Zug Gmbh Control for a multi-rope grab with separate grab winches with closing motor and holding motor
US4231698A (en) * 1978-01-09 1980-11-04 Pettibone Corporation System for one-hand control of two winches during hoisting of closed clamshell, with differentiation
JPS6318983A (en) * 1986-07-09 1988-01-26 Mitsubishi Electric Corp Controller for driving motor
JPS6416284A (en) * 1987-07-09 1989-01-19 Matsushita Electric Ind Co Ltd Servomotor controller
JPS6489983A (en) * 1987-09-30 1989-04-05 Toshiba Corp Speed controller for motor

Also Published As

Publication number Publication date
EP0458994B1 (en) 1995-04-19
ES2070951T3 (en) 1995-06-16
EP0458994A1 (en) 1991-12-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee