AU8147375A - Boom latch mechanism - Google Patents
Boom latch mechanismInfo
- 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
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)
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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