AU8147375A - Boom latch mechanism - Google Patents

Boom latch mechanism

Info

Publication number
AU8147375A
AU8147375A AU81473/75A AU8147375A AU8147375A AU 8147375 A AU8147375 A AU 8147375A AU 81473/75 A AU81473/75 A AU 81473/75A AU 8147375 A AU8147375 A AU 8147375A AU 8147375 A AU8147375 A AU 8147375A
Authority
AU
Australia
Prior art keywords
latch mechanism
boom latch
boom
latch
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
AU81473/75A
Other versions
AU489141B2 (en
Inventor
R. Spain Stanley
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 AU489141B2 publication Critical patent/AU489141B2/en
Publication of AU8147375A publication Critical patent/AU8147375A/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
    • B66C23/64—Jibs
    • B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
    • B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
    • B66C23/708—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic locking devices for telescopic jibs
    • 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
    • B66C23/64—Jibs
    • B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
    • B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
    • B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks
    • 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
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32254—Lockable at fixed position
    • Y10T403/32467—Telescoping members
    • Y10T403/32516—Remotely actuated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
AU81473/75A 1974-07-26 1975-05-23 Boom latch mechanism Expired AU489141B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
USUS492265 1974-07-26
US492265A US3921819A (en) 1974-07-26 1974-07-26 Boom latch mechanism

Publications (2)

Publication Number Publication Date
AU489141B2 AU489141B2 (en) 1976-11-25
AU8147375A true AU8147375A (en) 1976-11-25

Family

ID=

Also Published As

Publication number Publication date
NL179803C (en) 1986-11-17
ES438294A1 (en) 1977-02-01
DE2528129A1 (en) 1976-02-05
BR7504763A (en) 1976-07-06
IT1033913B (en) 1979-08-10
ZA753335B (en) 1976-04-28
US3921819A (en) 1975-11-25
BE830788A (en) 1975-12-29
FR2279656A1 (en) 1976-02-20
NL179803B (en) 1986-06-16
CA1023307A (en) 1977-12-27
PL117432B1 (en) 1981-08-31
NL7507319A (en) 1976-01-28
FR2279656B1 (en) 1980-04-18
GB1500580A (en) 1978-02-08
DE2528129C2 (en) 1986-10-30
JPS5624710Y2 (en) 1981-06-10
JPS5117972U (en) 1976-02-09

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