IT8122645A0 - Circuito di sicurezza di controllodel limite del braccio a sbalzo di un dispositivo di sollevamento. - Google Patents

Circuito di sicurezza di controllodel limite del braccio a sbalzo di un dispositivo di sollevamento.

Info

Publication number
IT8122645A0
IT8122645A0 IT8122645A IT2264581A IT8122645A0 IT 8122645 A0 IT8122645 A0 IT 8122645A0 IT 8122645 A IT8122645 A IT 8122645A IT 2264581 A IT2264581 A IT 2264581A IT 8122645 A0 IT8122645 A0 IT 8122645A0
Authority
IT
Italy
Prior art keywords
limit
control
lifting device
safety circuit
cantilever arm
Prior art date
Application number
IT8122645A
Other languages
English (en)
Other versions
IT1207960B (it
Inventor
Eugene L Garber
Original Assignee
Jlg Ind Inc
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 Jlg Ind Inc filed Critical Jlg Ind Inc
Publication of IT8122645A0 publication Critical patent/IT8122645A0/it
Application granted granted Critical
Publication of IT1207960B publication Critical patent/IT1207960B/it

Links

Classifications

    • 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)
  • Jib Cranes (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Safety Devices In Control Systems (AREA)
IT8122645A 1980-06-30 1981-06-30 Circuito di sicurezza di controllodel limite del braccio a sbalzo di un dispositivo di sollevamento. IT1207960B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16428180A 1980-06-30 1980-06-30
US06/223,898 US4395706A (en) 1980-06-30 1981-01-07 Boom limit safety control circuit

Publications (2)

Publication Number Publication Date
IT8122645A0 true IT8122645A0 (it) 1981-06-30
IT1207960B IT1207960B (it) 1989-06-01

Family

ID=26860413

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8122645A IT1207960B (it) 1980-06-30 1981-06-30 Circuito di sicurezza di controllodel limite del braccio a sbalzo di un dispositivo di sollevamento.

Country Status (8)

Country Link
US (1) US4395706A (it)
DE (1) DE3124542A1 (it)
ES (1) ES503441A0 (it)
FR (1) FR2485501A1 (it)
GB (1) GB2079006B (it)
IT (1) IT1207960B (it)
NL (1) NL8103138A (it)
SE (1) SE8104033L (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4523686A (en) * 1982-07-28 1985-06-18 Fmc Corporation Anti-two block system
US4589076A (en) * 1983-10-17 1986-05-13 Kabushiki Kaisha Kobe Seiko Sho Method for controlling stretching and contracting operations of telescopic multistage boom
US5730305A (en) * 1988-12-27 1998-03-24 Kato Works Co., Ltd. Crane safety apparatus
US5282136A (en) * 1990-03-30 1994-01-25 Kabushiki Kaisha Kobe Seiko Sho Vertical releasing control device of crane hanging load
DE9103116U1 (de) * 1991-03-12 1991-06-13 Mannesmann AG, 4000 Düsseldorf Einrichtung zum Steuern einer Hebeeinrichtung
US5143232A (en) * 1991-09-18 1992-09-01 Stewart James T Crane load instrument and method therefor
US5263597A (en) * 1991-09-18 1993-11-23 Stewart James T Crane load instrument and method therefor
US5160055A (en) * 1991-10-02 1992-11-03 Jlg Industries, Inc. Load moment indicator system
GB2313209B (en) * 1996-06-05 1998-06-24 Raymond Corp Speed limiting method and apparatus for lift truck
US8622170B2 (en) * 2004-02-26 2014-01-07 Jlg Industries, Inc. Lift vehicle with multiple capacity envelope control system and method
US7489098B2 (en) 2005-10-05 2009-02-10 Oshkosh Corporation System for monitoring load and angle for mobile lift device
US7677401B2 (en) * 2008-07-16 2010-03-16 Manitowoc Crane Companies, Inc. Load monitoring and control system with selective boom-up lockout
US8272521B1 (en) * 2009-10-05 2012-09-25 Auto Crane Company Crane moment load and load delivery system control and method
US10994970B2 (en) 2019-07-29 2021-05-04 Jim D. Wiethorn Crane risk logic apparatus and system and method for use of same

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3474434A (en) * 1966-06-15 1969-10-21 John W Cade Meter recording system compatible with electronic data processing accounting and billing operations
US3641551A (en) * 1968-12-19 1972-02-08 Grove Mfg Co Safe load control system for telescopic crane booms
US3586841A (en) * 1969-02-14 1971-06-22 Warner Swasey Co Boom load indicating system
US3638211A (en) * 1969-10-08 1972-01-25 Litton Systems Inc Crane safety system
US3631537A (en) * 1970-01-26 1971-12-28 Harnischfeger Corp Calibration circuit for boom crane load safety device
US3740534A (en) * 1971-05-25 1973-06-19 Litton Systems Inc Warning system for load handling equipment
US3833932A (en) * 1972-10-12 1974-09-03 Eaton Corp Boom length operating radius indicator and warning device
US4054055A (en) * 1976-08-06 1977-10-18 Precilec Device for controlling the load of a lifting appliance
DE2659755B2 (de) * 1976-12-31 1978-10-12 Krueger & Co Kg, 4300 Essen Vorrichtung zum Abgeben eines Sollwertsignals für eine Überwachungseinrichtung eines Auslegerkranes o.dgl
US4205308A (en) * 1977-11-21 1980-05-27 Fmc Corporation Programmable alarm system for marine loading arms
US4222491A (en) * 1978-08-02 1980-09-16 Eaton Corporation Crane operating aid and sensor arrangement therefor
US4216868A (en) * 1978-08-04 1980-08-12 Eaton Corporation Optical digital sensor for crane operating aid

Also Published As

Publication number Publication date
DE3124542A1 (de) 1982-06-24
GB2079006B (en) 1983-12-21
IT1207960B (it) 1989-06-01
GB2079006A (en) 1982-01-13
FR2485501B1 (it) 1985-03-29
SE8104033L (sv) 1981-12-31
ES8203787A1 (es) 1982-04-16
NL8103138A (nl) 1982-01-18
DE3124542C2 (it) 1988-06-23
US4395706A (en) 1983-07-26
ES503441A0 (es) 1982-04-16
FR2485501A1 (fr) 1981-12-31

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