1987-04-27
1988-09-13
Apley, Richard J.
Undertaking
1372695, A63B 2300, A61B 508
Patent
active
047704136
ABSTRACT:
A breathing exercise device is formed of a tubular body with a mouthpiece at its proximal end, a resistor sleeve coaxial with the body tube and having a number of resistance openings which align with a body tube opening, and a selective one way flap valve assembly disposed at the distal end of the body tube. The flap valve assembly can be rotated 180 degrees to change the mode of the breathing exercise device from inhalation to exhalation thereapy, or vice versa.
REFERENCES:
patent: D280765 (1985-09-01), Alvino
patent: 631036 (1899-08-01), Crump
patent: 793577 (1905-06-01), Frank
patent: 1821992 (1931-09-01), Stevens
patent: 3314600 (1963-04-01), Hadley
patent: 3474818 (1969-08-01), Hartman
patent: 3565099 (1971-02-01), Huber
patent: 3635214 (1972-01-01), Rand et al.
patent: 3863914 (1975-02-01), O'Connor
patent: 4025070 (1977-05-01), McGill et al.
patent: 4078580 (1978-03-01), Rudle
patent: 4221381 (1980-09-01), Ericson
patent: 4259951 (1981-04-01), Chernack et al.
patent: 4291704 (1981-09-01), Petty et al.
patent: 4444202 (1984-04-01), Rubin et al.
patent: 4531137 (1985-08-01), Sonne
patent: 4538620 (1985-09-01), Nowacki et al.
Apley Richard J.
Flaxman Howard
MBA Healthcare Products, Inc.
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