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US 4,362,095 AGranted
Storage container for ground coffee
AssigneePhyllis A. Wheatley
InventorCharles Wheatley
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AssigneePhyllis A. Wheatley
InventorCharles Wheatley
Estimating the term…
A vessel or container for storing ground coffee and which comprises a housing for receiving the ground coffee therein and having an access port and a discharge port in communication with the interior thereof, a handle member secured to the outer periphery of the housing and having a pump chamber provided therein, a passageway providing communication between the pump chamber and the interior of the housing, a check valve interposed in the passageway, a pump plunger reciprocally disposed in the pump chamber and a plunger rod extending axially outwardly from the plunger for facilitating the reciprocation of the plunger within the pump chamber, a removable cover provided for the access port and a removable plug member provided for the discharge port to seal the interior of the housing from the atmosphere whereby reciprocation of the plunger creates at least a partial vacuum in the interior of the housing for storing of the coffee ground in at least a partial vacuum for preserving the freshness thereof.
A storage container comprising a housing having one closed end and one open end, removable sealing cover means provided for said open end, discharge port means provided in the sidewall of the housing and interposed between the open end and closed end thereof, sealing plug means removably disposed in said discharge port means, handle means secured to the outer periphery of the housing means, pump chamber means provided in the handle means, passageway means having one end open to the upper portion of the pump chamber and the opposite end open to the interior of the housing between the cover means and discharge port means providing communication between the pump chamber means and interior of the housing, check valve means interposed in the passageway means for precluding backflow of fluid therethrough, and reciprocal plunger means disposed in said pump chamber means for selectively creating a vacuum in the interior of the housing.
Dependencies are inferred from the claim text.