Gymnastic apparatus

Details Gymnastic apparatus Gymnastic apparatus

2007-01-30

2007-01-30

Donnelly, Jerome (Department: 3764)

Exercise devices

User manipulated force resisting apparatus, component...

Utilizing weight resistance

C482S135000

Reexamination Certificate

active

10457880

ABSTRACT:
In a gymnastic apparatus, the actuator (22) is fitted in fixed angular position to a first shaft (16) to oscillate from initial to final position, normally maintained in initial position by a weight unit (8) and connected to the weight unit (8) by a driving device (33) provided with a cam (38) splined on a second shaft (34) transversal to the first shaft (16), two gears (37) are joined in angular position to the first and second shaft (16, 34), respectively.

REFERENCES:
patent: 4491314 (1985-01-01), Belyavsky et al.
patent: 4711448 (1987-12-01), Minkow et al.
patent: 4957281 (1990-09-01), Christolear, Jr.
patent: 5062633 (1991-11-01), Engel et al.
patent: 5413517 (1995-05-01), Kamijima
patent: 5749668 (1998-05-01), McIlvain et al.
patent: 6267709 (2001-07-01), Jacques et al.
Henry T. Brown, 507 Mechanical Movements, 1901, Brown & Seward. pp. 12-15.

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