Title:
SCREENING BUCKET
Document Type and Number:
WIPO Patent Application WO/2019/012446
Kind Code:
A3
Abstract:
A screening bucket comprises a main structure which includes a collecting portion for the material to be screened and a receiving member in which there is collected the material which is subjected to sieving and which has a discharge opening for the screened material. A plurality of rotating elements are arranged in the region of the discharge opening and are supported in a removable manner on pairs of opposing bearing groups. The bearing groups comprise a bearing and a rotatable support, to which there is connected an end of the rotating element by means of a male/female connection, wherein the rotatable support further comprises a locking portion which is capable of being retained by means of a corresponding retention device so as to prevent the rotation of the rotatable support when the rotating element is removed.
Inventors:
AZZOLIN GUIDO (IT)
AZZOLIN DIEGO (IT)
AZZOLIN DIEGO (IT)
Application Number:
PCT/IB2018/055111
Publication Date:
February 21, 2019
Filing Date:
July 11, 2018
Export Citation:
Assignee:
MECC BREGANZESE S P A IN BREVE MB S P A (IT)
International Classes:
B02C1/00; E02F3/40; B07B1/00; E02F9/00
Domestic Patent References:
| WO2017068237A1 | 2017-04-27 |
Foreign References:
| EP2204501A1 | 2010-07-07 | |||
| KR100769089B1 | 2007-10-22 | |||
| FR2663383A1 | 1991-12-20 | |||
| JP2004285717A | 2004-10-14 | |||
| US5592760A | 1997-01-14 | |||
| JPH0988354A | 1997-03-31 | |||
| US20040050562A1 | 2004-03-18 | |||
| EP2990541A1 | 2016-03-02 | |||
| US20140079520A1 | 2014-03-20 | |||
| US20110297772A1 | 2011-12-08 | |||
| US4082232A | 1978-04-04 | |||
| US20160177537A1 | 2016-06-23 |
Other References:
ZALUD T: "SPHERICAL ROLLER BEARINGS MADE TO SHAKE, RATTLE, AND ROLL", MACHINE DESIGN, PENTON MEDIA, CLEVELAND, OH, US, vol. 71, no. 23, 9 December 1999 (1999-12-09), pages 43, XP001141927, ISSN: 0024-9114
Attorney, Agent or Firm:
LOCAS, Davide et al. (IT)
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