Sit-up exercise bench

Details Sit-up exercise bench Sit-up exercise bench

1984-05-07

1986-04-15

Apley, Richard J.

Undertaking

272123, 272134, 272142, A63B 2104

Patent

active

045823197

ABSTRACT:
A sit-up exercise bench comprising a horizontal platform connected to a slant-adjustable back rest, a harness adapted to be engaged by an exerciser's shoulder, said harness operably connected to a restraining spring attached to said horizontal frame whereby an exerciser, reclining upon the bench, may perform sit-up exercises from the waist, sitting up against the resistance provided by the tension springs. In an alternate embodiment, a pivotable arcuate-shaped bar attached to tension springs for engagement by the exerciser's legs provide restraining force to movement of the exerciser's legs in two positions.

REFERENCES:
patent: 3558131 (1971-01-01), Dragon
patent: 3664666 (1982-05-01), Lloyd
patent: 3709487 (1973-01-01), Walker
patent: 3834694 (1974-09-01), Pridgen
patent: 4136609 (1982-02-01), Silberman
patent: 4198044 (1980-04-01), Holappa
patent: 4252314 (1981-02-01), Ceppo
patent: 4319747 (1982-03-01), Rodgers
patent: 4344618 (1982-08-01), Dudley
patent: 4372553 (1983-02-01), Hatfield
patent: 4403773 (1983-09-01), Swann
patent: 4405128 (1983-09-01), McLaughlin et al.

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