Strip winding and unwinding device with automatic centering

Details Strip winding and unwinding device with automatic centering Strip winding and unwinding device with automatic centering

2006-05-16

2006-05-16

Nguyen, John Q. (Department: 3654)

Winding, tensioning, or guiding

Convolute winding of material

With particular frame

C242S575300, C384S559000

Reexamination Certificate

active

07044418

ABSTRACT:
The invention concerns a device for winding/unwinding metal strips, in particular for steel bands, comprising a mandrel (4) mounted mobile in rotation in a bearing (4a), and serves to provide means for pivoting, seizing, centering and suppoting the mandrel (4) of the winding/unwinding device. Therefor, the invention is characterized in that the bearing of the mandrel (4) is enclosed, on the outer ring (6) of the bearing, in an annular slot (7), and said outer ring (6) can be centered by means of a fixing element (8) capable of being closed inwards when the mandrel (4) is inserted, or can be freely mobile inside said annular slot (7) when the fixing elements (8) are returned outwards.

REFERENCES:
patent: 3527425 (1970-09-01), Shumaker
patent: 543201 (1932-02-01), None
patent: 195 37 778 (1997-04-01), None
patent: 1321849 (1962-05-01), None
patent: 0164364 (2001-09-01), None
Patent Abstracts of Japan, vol. 2000, No. 06, Sep. 22, 2000 & JP 2000 074051 A (Hitachi LTD), Mar. 7, 2000.

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