Aerosol can pressurizing device and aerosol can therefor
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United States of America Patent
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-
Sep 6, 1994
Grant Date -
N/A
app pub date -
Apr 27, 1993
filing date -
Sep 9, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for pressurizing an aerosol can (11) in order to refill it with propellant gas (10) comprises a housing (12) containing an air compressor (14) which consists of a cylinder (15), a driving motor (16) and a plunger, a filling nozzle (18) for injecting pressurized air into the aerosol can, a mechanism for activating said compressor when a can is fitted to the filling nozzle, and a mechanism for deactivating said compressor when the air injected into the can reaches a predetermined pressure. A coupling member is provided for coupling the device and the aerosol can when the latter is positioned in a seating (17).
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