CA937487A - Hydraulic turntable - Google Patents

Hydraulic turntable

Info

Publication number
CA937487A
CA937487A CA138729A CA138729A CA937487A CA 937487 A CA937487 A CA 937487A CA 138729 A CA138729 A CA 138729A CA 138729 A CA138729 A CA 138729A CA 937487 A CA937487 A CA 937487A
Authority
CA
Canada
Prior art keywords
hydraulic turntable
turntable
hydraulic
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
CA138729A
Other versions
CA138729S (en
Inventor
Francis T. Spellman, Jr.
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.)
Symons Corp
Original Assignee
Symons Corp
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 Symons Corp filed Critical Symons Corp
Application granted granted Critical
Publication of CA937487A publication Critical patent/CA937487A/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
    • 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
    • B66C23/84—Slewing gear
    • B66C23/86—Slewing gear hydraulically actuated
    • 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
    • B66C13/12—Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts of devices
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00—Cranes
    • B66C2700/06—Cranes in which the lifting movement is done with a hydraulically controlled plunger
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00—Cranes
    • B66C2700/06—Cranes in which the lifting movement is done with a hydraulically controlled plunger
    • B66C2700/062—Cranes in which the lifting movement is done with a hydraulically controlled plunger mounted on motor vehicles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19642—Directly cooperating gears
    • Y10T74/19698—Spiral
    • Y10T74/19828—Worm

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Hydraulic Motors (AREA)
CA138729A 1971-09-20 1972-03-30 Hydraulic turntable Expired CA937487A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18204871A 1971-09-20 1971-09-20

Publications (1)

Publication Number Publication Date
CA937487A true CA937487A (en) 1973-11-27

Family

ID=22666877

Family Applications (1)

Application Number Title Priority Date Filing Date
CA138729A Expired CA937487A (en) 1971-09-20 1972-03-30 Hydraulic turntable

Country Status (2)

Country Link
US (1) US3743223A (en)
CA (1) CA937487A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4108254A (en) * 1974-05-07 1978-08-22 Linden-Alimak Ab Drilling apparatus
US4013174A (en) * 1974-11-11 1977-03-22 The Manitowoc Company, Inc. Swing drive with automatic shut-down control
US4195741A (en) * 1978-06-01 1980-04-01 Newman Timothy L Truck mounted railroad crane hydraulic swivel means
JPS5574995A (en) * 1978-11-30 1980-06-05 Toshio Sou Doubleeswing automaticallyyaccelerated cargo work device
CN103072907A (en) * 2013-01-21 2013-05-01 韶关市瑞和液压机械制造有限公司 Rotary table of truck mounted crane rotary table
US20150053450A1 (en) * 2014-11-03 2015-02-26 Caterpillar Work Tools B.V Stator for a hydraulic work tool assembly

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1289427A (en) * 1917-03-01 1918-12-31 Bucyrus Co Locomotive-crane.
US2126404A (en) * 1936-07-18 1938-08-09 Lidgerwood Mfg Co Portable power shovel and the like
US3049936A (en) * 1960-06-20 1962-08-21 Deere & Co Worm gearing
US3268268A (en) * 1965-08-10 1966-08-23 Sperry Rand Corp Forage harvester
US3424318A (en) * 1966-10-31 1969-01-28 Lorence Mfg Corp Turntable drive mechanism
US3543944A (en) * 1967-06-05 1970-12-01 Frank G Woodside Vehicle mounted hoist

Also Published As

Publication number Publication date
US3743223A (en) 1973-07-03

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