Title:
ROLLING DEVICE FOR OPENING AND/OR CLOSING A DOOR
Document Type and Number:
WIPO Patent Application WO/2012/116387
Kind Code:
A3
Abstract:
The invention relates to a rolling device (2) for opening and/or closing a door (1), comprising a rolling unit (2') which can be connected to a fastening element (4) to be fastened to the door (1), by means of a connecting element (3). The rolling unit (2') comprises a drive unit which has at least one power accumulator (19, 19') and a drive, and which is connected to a wheel unit (6) that has a drive wheel (7). The drive wheel (6), in the mounted operative position of the rolling device (2), is in frictional contact with a floor surface (8) contiguous to the door (1). The drive unit together with the power accumulator (19, 19') and the wheel unit (6) are immobilized on the rolling unit (2'), the rolling unit (2') being received so as to be freely mobile under the influence of its proper weight by means of a linear friction bearing (11) formed between the connecting element (3) and the fastening element (4).
Inventors:
MANSEDER FRIEDRICH NIKOLAUS (AT)
Application Number:
PCT/AT2012/000044
Publication Date:
November 15, 2012
Filing Date:
February 28, 2012
Export Citation:
Assignee:
ABOTIC GMBH (AT)
MANSEDER FRIEDRICH NIKOLAUS (AT)
MANSEDER FRIEDRICH NIKOLAUS (AT)
International Classes:
E05F15/12
Foreign References:
| US7021005B1 | 2006-04-04 | |||
| DE473698C | 1929-03-20 |
Attorney, Agent or Firm:
SONN & PARTNER Patentanwälte (Wien, AT)
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