Stretching device with resilient resistance

Details Stretching device with resilient resistance Stretching device with resilient resistance

1993-02-22

1994-03-22

Apley, Richard J.

Exercise devices

User manipulated force resisting apparatus, component...

Utilizing resilient force resistance

482123, 482126, 482907, A63B 2104

Patent

active

052959350

ABSTRACT:
An exercise device includes a pair of parallel tracks each having a shaft disposed in the middle portion, a pair of parallel poles slidably engaged on the shafts, springs biasing the poles away from each other, a pair of slides slidably engaged on the tracks, a number of elastic bands having one end fixed to each of the slides and the other end fixed to the tracks. The elastic bands are arranged such that the poles move toward each other against the springs when the slides are moved away from each other.

REFERENCES:
patent: 1738987 (1929-12-01), Dattilo
patent: 1750549 (1930-03-01), Thomson et al.
patent: 3620530 (1971-11-01), Cosby
patent: 3749400 (1973-07-01), Stoffel
patent: 3992004 (1976-11-01), Feron et al.
patent: 4111417 (1978-09-01), Gardner
patent: 4239212 (1980-12-01), Hickey
patent: 4506884 (1985-03-01), Hankin
patent: 4645204 (1987-02-01), Berger
patent: 4911438 (1990-03-01), Van Straaten
patent: 5147266 (1992-09-01), Ricard

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