Electric-powered mechanical single-plank bed

Details Electric-powered mechanical single-plank bed Electric-powered mechanical single-plank bed

2007-05-01

2007-05-01

Brown, Michael A. (Department: 3772)

Surgery: kinesitherapy

Kinesitherapy

Device with applicator having specific movement

C601S101000

Reexamination Certificate

active

11404842

ABSTRACT:
The present invention discloses an electric-powered mechanical single-plank bed or chair comprising a hanging frame disposed separately at four corners of a bed base, a suspending stand disposed under a single bed plank, such that a suspensor is installed between the hanging frame and the suspending stand for sustaining a heavy weight, and a plurality of motive power motors are installed in the bed base and a cam is installed at a spindle of the motive power motor and engaged at a position under the bed plank corresponding to the driving frame for limiting its position, so that when the motive power motor is turned on to drive the cam to operate, the bed plank is pushed back and forth by the cam to produce a back-and-forth or sideway sway, so as to achieve the swaying effect by a mechanical method.

REFERENCES:
patent: 4277857 (1981-07-01), Svehaug
patent: 4787104 (1988-11-01), Grantham
patent: 4999861 (1991-03-01), Huang

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