US3702181A - Hydraulic outrigger jack with screw lock - Google Patents

Hydraulic outrigger jack with screw lock Download PDF

Info

Publication number
US3702181A
US3702181A US98258A US3702181DA US3702181A US 3702181 A US3702181 A US 3702181A US 98258 A US98258 A US 98258A US 3702181D A US3702181D A US 3702181DA US 3702181 A US3702181 A US 3702181A
Authority
US
United States
Prior art keywords
jack
cylinder
shaft
piston
lock
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 - Lifetime
Application number
US98258A
Other languages
English (en)
Inventor
Joseph H Keller Jr
Russell L Sterner
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.)
Kidde Inc
Original Assignee
Walter Kidde and Co 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 Walter Kidde and Co Inc filed Critical Walter Kidde and Co Inc
Application granted granted Critical
Publication of US3702181A publication Critical patent/US3702181A/en
Assigned to KIDDE, INC., reassignment KIDDE, INC., CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). FILED 4-16-80 DELAWARE Assignors: WALTER KIDDE & COMPANY, INC.
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • B66C23/62—Constructional features or details
    • B66C23/72—Counterweights or supports for balancing lifting couples
    • B66C23/78—Supports, e.g. outriggers, for mobile cranes
    • B66C23/80—Supports, e.g. outriggers, for mobile cranes hydraulically actuated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
US98258A 1970-12-15 1970-12-15 Hydraulic outrigger jack with screw lock Expired - Lifetime US3702181A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9825870A 1970-12-15 1970-12-15

Publications (1)

Publication Number Publication Date
US3702181A true US3702181A (en) 1972-11-07

Family

ID=22268432

Family Applications (1)

Application Number Title Priority Date Filing Date
US98258A Expired - Lifetime US3702181A (en) 1970-12-15 1970-12-15 Hydraulic outrigger jack with screw lock

Country Status (3)

Country Link
US (1) US3702181A (de)
DE (1) DE2162094A1 (de)
NL (1) NL7117113A (de)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4240334A (en) * 1977-12-28 1980-12-23 United Hydraulics Corporation Mechanically lockable hydraulic cylinder jack
US4417637A (en) * 1981-02-20 1983-11-29 British Hovercraft Corporation Ltd. Air cushion vehicle
US4449734A (en) * 1982-07-07 1984-05-22 Hydra-Jack, Inc. Mechanical locking outrigger hydraulic jack for an outrigger assembly
US4863184A (en) * 1987-08-28 1989-09-05 Daniel Mena Tractor-trailer landing gear mechanism and method of using same
US20130300094A1 (en) * 2012-05-14 2013-11-14 Manitowoc Crane Group France Sas Transverse force-reducing support device

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3626621C1 (en) * 1986-08-06 1987-12-17 Messerschmitt Boelkow Blohm Arrangement for the emergency operation of supporting systems
DE102013220334A1 (de) * 2013-10-09 2015-04-09 Putzmeister Engineering Gmbh Stützvorrichtung für ein mobiles Arbeitsgerät

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4240334A (en) * 1977-12-28 1980-12-23 United Hydraulics Corporation Mechanically lockable hydraulic cylinder jack
US4417637A (en) * 1981-02-20 1983-11-29 British Hovercraft Corporation Ltd. Air cushion vehicle
US4449734A (en) * 1982-07-07 1984-05-22 Hydra-Jack, Inc. Mechanical locking outrigger hydraulic jack for an outrigger assembly
US4863184A (en) * 1987-08-28 1989-09-05 Daniel Mena Tractor-trailer landing gear mechanism and method of using same
US20130300094A1 (en) * 2012-05-14 2013-11-14 Manitowoc Crane Group France Sas Transverse force-reducing support device
US9073517B2 (en) * 2012-05-14 2015-07-07 Manitowoc Crane Group France Sas Transverse force-reducing support device

Also Published As

Publication number Publication date
NL7117113A (de) 1972-06-19
AU3677871A (en) 1973-05-03
DE2162094A1 (de) 1972-07-13

Similar Documents

Publication Publication Date Title
US5489114A (en) Tie rod extendable and retractable telescopic axle assembly
CA2538786C (en) Positioning mechanism for a vehicle
US3702181A (en) Hydraulic outrigger jack with screw lock
US4141455A (en) Means for storing and connecting jib on telescopic crane boom
GB2095719A (en) Trench shoring device
US4240334A (en) Mechanically lockable hydraulic cylinder jack
US5158420A (en) Rotary dipper stick
US8733479B2 (en) Remote controlled load transport system
US20030161708A1 (en) Triangulated mobile gantry crane
US3021015A (en) Outriggers for power shovels, cranes, or the like
US3822077A (en) Fitting for lifting cargo containers
US3226064A (en) Adjustable mounting for rock drills
US3285449A (en) Carrier vehicle transport system
US3627268A (en) Fluid-operated jack
US4952116A (en) Rotary dipper stick
US3874682A (en) Load leveling system
CA2051123C (en) Rotary dipper stick
US3271041A (en) Tandem rollers
US3917088A (en) Load handling apparatus
US6685038B1 (en) Extendible boom with locking mechanism having equalizer arrangement
CN217380430U (zh) 旋转臂式自绷绳装置
CN216997444U (zh) 一种液压千斤顶
CN214944097U (zh) 定向钻机用辅助上杆装置
CN211342817U (zh) 修井机井架液控锁紧装置
US3202400A (en) Detachable gooseneck

Legal Events

Date Code Title Description
AS Assignment

Owner name: KIDDE, INC.,

Free format text: CHANGE OF NAME;ASSIGNOR:WALTER KIDDE & COMPANY, INC.;REEL/FRAME:005018/0200

Effective date: 19881109