Education and demonstration – Physical education
Reexamination Certificate
2006-10-17
2006-10-17
Nguyen, Kien (Department: 3714)
Education and demonstration
Physical education
C472S097000
Reexamination Certificate
active
07121831
ABSTRACT:
A balance practicing machine that offers simplified control, reduced cost, and a compact drive assembly that reduces the space requirement for the machine. The machine includes an output shaft from one side of a power source to impart three movements to the seat in the form of a repetitive linear motion in the longitudinal direction, a repetitive pivoting motion around a longitudinal shaft, and a repetitive pivoting motion around transverse shafts. A seat base is connected to an active frame, through connector links, so as to provide swinging movement of the seat base around transverse shafts. The active frame is connected to a base member so as to allow the repetitive pivoting movement of the active frame around a longitudinal shaft.
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English Language Abstract of EP 0963767.
English Language Abstract of WO 98/32501.
Hojo Hiroyuki
Nakanishi Ryusuke
Greenblum & Bernstein P.L.C.
Matsushita Electric & Works Ltd.
Nguyen Kien
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