Title:
LOAD-LIFTING DEVICE
Document Type and Number:
WIPO Patent Application WO/1990/006276
Kind Code:
A1
Abstract:
A load-lifting device comprises a bar with a loading and an accumulating section (2, 3) and with carrying elements (4) in the sections (2, 3), and a mechanism (6) for moving the carrying elements (4) in the sections (2, 3) and from one section to another. The moving mechanism (6) comprises a hydraulic cylinder (8) with two pins (12, 13), two pairs of rotatable stops (17, 18), a guiding arrangement (30) and two pushers. The rotation axes (19) of the stops (17, 18) are located in their centers of gravity and the guiding arrangement (30) consists of an oval sleeve (31) secured to the casing (7) of a mechanism (6) and is provided with a slot (33) in the bottom (32) and with openings (37) in a side wall for the passage of the pushers.
Inventors:
RAIKHLIN MARK MIKHAILOVICH (SU)
BARYBA YAKOV VASILIEVICH (SU)
BARYBA YAKOV VASILIEVICH (SU)
Application Number:
PCT/SU1988/000250
Publication Date:
June 14, 1990
Filing Date:
November 29, 1988
Export Citation:
Assignee:
G PK I TE (SU)
International Classes:
B66B9/04; B66B9/16; B66F1/00; B66F13/00; (IPC1-7): B66B9/04; B66F1/00
Foreign References:
| SU914467A1 | 1982-03-23 | |||
| SU1051025A1 | 1983-10-30 | |||
| DE2258065C3 | 1978-07-06 | |||
| US4522129A | 1985-06-11 | |||
| GB2053150A | 1981-02-04 |
Other References:
See also references of EP 0397878A4
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