Massaging device for insertion in the back of massage chairs or

Details Massaging device for insertion in the back of massage chairs or Massaging device for insertion in the back of massage chairs or

1998-07-29

2000-07-04

Apley, Richard J.

Surgery: kinesitherapy

Kinesitherapy

Device with applicator having specific movement

601 90, 601 98, 601115, A61H 1500

Patent

active

060831812

ABSTRACT:
A massaging device for insertion in the back of massage chairs or the like, comprising a frame which supports, so that they can rotate about their respective axes, an upper shaft and a lower shaft having parallel and substantially horizontal axes and eccentric portions. Two arms are provided, each arm supporting a massage wheel which can rotate about its own almost horizontal axis, and, proximate to one of its ends, the corresponding massage wheel and being connected, proximate to its opposite end, to an eccentric portion of the upper shaft and, at an intermediate region, to an eccentric portion of the lower shaft. Elements are also provided for rotating the shafts about their respective axes to produce an alternating movement of the massage wheels in a substantially horizontal direction and in a substantially vertical direction, the actuation elements comprising an upper gearmotor which actuates the upper shaft and a lower gearmotor which actuates the lower shaft.

REFERENCES:
patent: 4718408 (1988-01-01), Barreiro
patent: 5038757 (1991-08-01), Yamasaki
patent: 5052376 (1991-10-01), Yamasaki
patent: 5179940 (1993-01-01), Barreiro
patent: 5233973 (1993-08-01), Gill et al.
patent: 5460598 (1995-10-01), Yamasaki et al.
patent: 5464382 (1995-11-01), Wang
patent: 5792080 (1998-08-01), Ookawa et al.
patent: 5807288 (1998-09-01), Wu
patent: 5971944 (1999-10-01), Chang

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