ES489997A1 - Perfeccionamientos introducidos en las plumas telescopicas con carro-polipasto para gruas-torre giratorias - Google Patents
Perfeccionamientos introducidos en las plumas telescopicas con carro-polipasto para gruas-torre giratoriasInfo
- Publication number
- ES489997A1 ES489997A1 ES489997A ES489997A ES489997A1 ES 489997 A1 ES489997 A1 ES 489997A1 ES 489997 A ES489997 A ES 489997A ES 489997 A ES489997 A ES 489997A ES 489997 A1 ES489997 A1 ES 489997A1
- Authority
- ES
- Spain
- Prior art keywords
- jib
- crab
- section
- pair
- telescopable
- 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
- B66C23/18—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 specially adapted for use in particular purposes
- B66C23/26—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 specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
- B66C23/34—Self-erecting cranes, i.e. with hoisting gear adapted for crane erection purposes
- B66C23/342—Self-erecting cranes, i.e. with hoisting gear adapted for crane erection purposes with telescopic elements
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
Perfeccionamientos introducidos en las plumas telescópicas con carro-polipasto para grúas- torre giratorias, de las del tipo en que su pluma está constituida por dos partes, es decir, una base y una cabeza, cuyos perfiles presentan en sección disposición de caja provista de una vía de rodadura para el carro-polipasto móvil, caracterizados por cuanto, la base de la pluma (40) y su cabeza correspondiente (41), mientras están constituyendo las vías o pistas de rodadura de los carros-polipasto (21 y 22), constan de una pareja de perfiles angulares regulares (33 y 38), que en estado de extensión de la pluma, ambas parejas de perfiles angulares (33 y 38) dan lugar a una vía de rodadura continua y dispuesta al mismo nivel (200), y en la que sobre cada pareja de perfiles angulares (33 y 38), se ha dispuesto un perfil de cobertura (26), y en la que para llegar al estado de plegado o recogimiento de la pluma (4), su cabeza (41), puede introducirse con su pareja de perfiles angulares (38) y otro perfil menor (34-37) en la base (40), igualmente con su pareja de perfiles angulares (33) y otro perfil mayor (26).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19792912529 DE2912529C2 (de) | 1979-03-29 | 1979-03-29 | Teleskopierbarer Laufkatzenausleger für Turmdrehkräne |
| DE19792945106 DE2945106A1 (de) | 1979-11-08 | 1979-11-08 | Sicherungseinrichtung an einem teleskopierbaren laufkatzenausleger fuer turmdrehkraene |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES489997A1 true ES489997A1 (es) | 1980-10-01 |
Family
ID=25778477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES489997A Expired ES489997A1 (es) | 1979-03-29 | 1980-03-27 | Perfeccionamientos introducidos en las plumas telescopicas con carro-polipasto para gruas-torre giratorias |
Country Status (5)
| Country | Link |
|---|---|
| ES (1) | ES489997A1 (es) |
| FR (1) | FR2452461A1 (es) |
| GB (1) | GB2045202B (es) |
| IT (1) | IT1127007B (es) |
| SE (1) | SE8002382L (es) |
-
1980
- 1980-03-25 IT IT48256/80A patent/IT1127007B/it active
- 1980-03-27 GB GB8010284A patent/GB2045202B/en not_active Expired
- 1980-03-27 ES ES489997A patent/ES489997A1/es not_active Expired
- 1980-03-27 SE SE8002382A patent/SE8002382L/ unknown
- 1980-03-28 FR FR8006986A patent/FR2452461A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| SE8002382L (sv) | 1980-09-30 |
| IT1127007B (it) | 1986-05-21 |
| IT8048256A0 (it) | 1980-03-25 |
| GB2045202A (en) | 1980-10-29 |
| GB2045202B (en) | 1982-11-17 |
| FR2452461A1 (fr) | 1980-10-24 |
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