GB1357275A - Grab - Google Patents

Grab

Info

Publication number
GB1357275A
GB1357275A GB4621772A GB4621772A GB1357275A GB 1357275 A GB1357275 A GB 1357275A GB 4621772 A GB4621772 A GB 4621772A GB 4621772 A GB4621772 A GB 4621772A GB 1357275 A GB1357275 A GB 1357275A
Authority
GB
United Kingdom
Prior art keywords
cable
grab
tilting
buckets
link arm
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
Application number
GB4621772A
Other languages
English (en)
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.)
Nemag NV
Original Assignee
Nemag NV
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 Nemag NV filed Critical Nemag NV
Publication of GB1357275A publication Critical patent/GB1357275A/en
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
GB4621772A 1971-10-07 1972-10-06 Grab Expired GB1357275A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7113803,A NL171690C (nl) 1971-10-07 1971-10-07 Schaargrijper.

Publications (1)

Publication Number Publication Date
GB1357275A true GB1357275A (en) 1974-06-19

Family

ID=19814201

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4621772A Expired GB1357275A (en) 1971-10-07 1972-10-06 Grab

Country Status (6)

Country Link
US (1) US3807783A (es)
JP (1) JPS568179B2 (es)
DE (1) DE2248386C3 (es)
FR (1) FR2156135B1 (es)
GB (1) GB1357275A (es)
NL (1) NL171690C (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018062994A1 (en) * 2016-09-30 2018-04-05 Nemag B.V. Grab shell, grab and method of manufacturing a grab shell

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3975044A (en) * 1973-08-07 1976-08-17 Dravo Corporation Reeving system for a scissor-type clamshell bucket
DE2943889C3 (de) * 1979-10-31 1982-04-01 Mannesmann AG, 4000 Düsseldorf Mehrseilgreifer
NL8003176A (nl) * 1980-05-30 1982-01-04 Nemag Nv Grijper.
NL8204386A (nl) * 1982-11-12 1984-06-01 Nemag Nv Vorkschaargrijper.
US6179357B1 (en) * 1999-03-01 2001-01-30 Edwin Zenith Gabriel Automatically-actuated cargo and personnel scooping apparatus with pivoted extensions, magnets and buckets
NL2014756B1 (en) * 2015-05-01 2017-01-25 Nemag Nv Four cable operated scissors grab.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE214434C (es) *
DE286248C (es) *
US479149A (en) * 1892-07-19 Well-excavator
US991473A (en) * 1909-08-25 1911-05-09 Coke W Ballard Dredger.
FR530464A (fr) * 1921-02-01 1921-12-23 Pohlig J Ag Appareil de déchargement à double pelle sans bâti de pelle fixe
FR763214A (fr) * 1933-10-31 1934-04-26 Dispositif pour augmenter l'ouverture des bennes automatiques
DE682481C (de) * 1936-11-04 1939-10-16 Francois Besnard Foerderkuebel
US2617211A (en) * 1947-07-21 1952-11-11 William A Olson Clamshell bucket
NL159934C (nl) * 1967-08-16 1982-03-16 Nemag Nv Grijper met twee, via paren plaatvormige draagarmen, onderling scharnierbaar verbonden bakken.
US3488080A (en) * 1968-03-25 1970-01-06 Alexander Hamilton Automatic grapple

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018062994A1 (en) * 2016-09-30 2018-04-05 Nemag B.V. Grab shell, grab and method of manufacturing a grab shell
NL2017563B1 (en) * 2016-09-30 2018-04-10 Nemag Nv Grab shell, grab and method of manufacturing a grab shell

Also Published As

Publication number Publication date
DE2248386A1 (de) 1973-04-19
FR2156135A1 (es) 1973-05-25
NL7113803A (es) 1973-04-10
US3807783A (en) 1974-04-30
JPS4846106A (es) 1973-07-02
FR2156135B1 (es) 1977-08-26
DE2248386C3 (de) 1984-11-15
JPS568179B2 (es) 1981-02-21
NL171690B (nl) 1982-12-01
DE2248386B2 (de) 1980-01-03
NL171690C (nl) 1983-05-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee