FR2161102A1 - - Google Patents
Info
- Publication number
- FR2161102A1 FR2161102A1 FR7241956A FR7241956A FR2161102A1 FR 2161102 A1 FR2161102 A1 FR 2161102A1 FR 7241956 A FR7241956 A FR 7241956A FR 7241956 A FR7241956 A FR 7241956A FR 2161102 A1 FR2161102 A1 FR 2161102A1
- Authority
- FR
- France
- 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.)
- Withdrawn
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
- B66C23/707—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic guiding 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US20224671A | 1971-11-26 | 1971-11-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2161102A1 true FR2161102A1 (de) | 1973-07-06 |
Family
ID=22749054
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7241956A Withdrawn FR2161102A1 (de) | 1971-11-26 | 1972-11-24 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3796016A (de) |
CA (1) | CA968305A (de) |
DE (1) | DE2255843A1 (de) |
FR (1) | FR2161102A1 (de) |
IT (1) | IT966764B (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE391004B (sv) * | 1973-07-03 | 1977-01-31 | Atlas Copco Ab | Lengdinstellbar borrbom |
US3952466A (en) * | 1974-08-08 | 1976-04-27 | Walter Kidde & Company, Inc. | Spring-loaded wear pads for crane booms |
US4045923A (en) * | 1976-05-06 | 1977-09-06 | Walter Kidde & Company, Inc. | Telescopic swingaway jib |
US4132040A (en) * | 1977-05-12 | 1979-01-02 | Jlg Industries, Inc. | Multi-section lifting boom |
SE415901B (sv) * | 1979-02-09 | 1980-11-10 | Erik Eklund | Teleskopmast |
US4657112A (en) * | 1986-04-25 | 1987-04-14 | Up-Right, Inc. | Mast construction for pedestal scaffold |
US4759452A (en) * | 1987-02-20 | 1988-07-26 | Faint Richard C | Articulated load bearing wear pad assembly |
JP2652592B2 (ja) * | 1991-05-17 | 1997-09-10 | 日本スカイロボット株式会社 | 伸縮柱等の進退機構 |
US5865328A (en) * | 1993-06-16 | 1999-02-02 | Ec Engineering + Consulting Spezialmaschinen Gmbh | Telescopic boom |
US6253502B1 (en) * | 1998-08-25 | 2001-07-03 | George F. Layton | Van with extensible boom |
US6499612B1 (en) | 2001-07-27 | 2002-12-31 | Link-Belt Construction Equipment Co., L.P., Lllp | Telescoping boom assembly with rounded profile sections and interchangeable wear pads |
FR2885894B1 (fr) * | 2005-05-19 | 2007-06-22 | Ecl Soc Par Actions Simplifiee | Dispositif de guidage de mats coulissant l'un dans l'autre, bras telescopique et procede de guidage |
SE533659C2 (sv) | 2008-10-29 | 2010-11-23 | Cargotec Patenter Ab | Glidelement och teleskopisk anordning innefattande sådant glidelement |
SE534416C2 (sv) * | 2009-11-30 | 2011-08-16 | Cargotec Patenter Ab | Teleskopisk anordning innefattande ett glidelement |
SE534332C2 (sv) * | 2009-11-30 | 2011-07-12 | Cargotec Patenter Ab | Teleskopisk anordning innefattande ett glidelement |
US9751550B2 (en) * | 2015-07-28 | 2017-09-05 | Aaron Crowley | No-lift install system |
US11724920B2 (en) * | 2019-07-15 | 2023-08-15 | Roccor, Llc | Telescoping boom systems, devices, and methods |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB279691A (en) * | 1927-02-25 | 1927-11-03 | Franz Poitzi | Improvements relating to the manufacture of pillars, columns or the like |
FR1280362A (fr) * | 1961-02-14 | 1961-12-29 | Weitz S A Ets | Agencement de montage pour grue à tour |
FR1430168A (fr) * | 1964-11-26 | 1966-03-04 | Colonne télescopique extensible hydrauliquement | |
US3326390A (en) * | 1965-02-05 | 1967-06-20 | Tacoma Boatbuilding Co Inc | Mining crane having telescoping boom movable bodily to selected levels |
US3564804A (en) * | 1969-03-11 | 1971-02-23 | Arlo Inc | Method of aligning and longitudinally locking cylindrical telescoping sections of increasingly smaller diameter |
-
1971
- 1971-11-26 US US00202246A patent/US3796016A/en not_active Expired - Lifetime
-
1972
- 1972-09-25 CA CA152,415A patent/CA968305A/en not_active Expired
- 1972-10-25 IT IT53604/72A patent/IT966764B/it active
- 1972-11-15 DE DE2255843A patent/DE2255843A1/de active Pending
- 1972-11-24 FR FR7241956A patent/FR2161102A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE2255843A1 (de) | 1973-06-07 |
IT966764B (it) | 1974-02-20 |
US3796016A (en) | 1974-03-12 |
CA968305A (en) | 1975-05-27 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |