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US 6,843,165 B2Granted
Coffee brewer
AssigneeSto AG
InventorArthur Stoner
Life of this patent
Estimating the term…
Abstract
A coffee brewer including a feed head for supplying pressurized brewing water to a perforated platen pressed against a packet of coffee bean grind to force such fluid in a substantially uniform flow pattern through the packet toward an outlet from a supporting tray.
Claims55
A beverage brewer for brewing a beverage from a grind in a porous wall packet of a predetermined shape and comprising:
- a brew device including a beverage container table for receiving a beverage container and an overhead mounting a feed head spaced there above for emitting brewing liquid;
- a tray holder mounted below the feed head;
- an upwardly opening tray carried from the holder and including a perforated distribution plate and upstanding side walls defining a compartment configured to receive the packet with one side facing upwardly;
- a platen carried from the overhead, sized to be received in such compartment, formed with a pattern of dispersing openings arrayed there across for flow of liquid from such feed head to be dispersed over such one side of such packet;
- and
- a spring biasing the platen downwardly.
3 more elements
A coffee brewer comprising:
- a tower including a container table and an overhang spaced there above;
- a coffee packet including a porous envelope containing a sufficiently large charge of coffee grind to fill such envelope to a selected depth, such grind being responsive to moisture to swell and increase such selected depth;
- a feed head mounted on the tower for applying water to such packet;
- a tray interposed between the feed head and configured with a compartment sized to support the lateral sides of such envelope against lateral outward expansion, the tray further including a perforated bottom wall;
- a platen resting on the packet and formed with disbursement opening for receipt and flow of water from the feed head to disperse water down through the interstices formed between such grind and through the perforations in such bottom wall;
- and
- a spring biasing the platen downwardly against such packet to maintain such platen pressed against such packet as water is flowed from feed head through the openings into the charge of coffee grind.
4 more elements
A beverage brewer for brewing a beverage from a grind in a porous wall packet and comprising:
- a brew device including a tray holder;
- an upwardly opening tray carried from the holder and including a perforated distribution plate and upstanding side walls defining a compartment configured to receive the packet;
- a platen disposed over the tray, sized to be received downwardly in the compartment, shiftable between a retracted position disposed above the compartment and a working position received in such compartment to engage the packet in such compartment, the platen including dispersing openings for flow of liquid;
- a feed head located above such tray and arrange to spray liquid into such compartment;
- and
- a spring for biasing the platen downwardly against The packet in such compartment.
3 more elements
A beverage brewer for brewing a beverage from a grind in a porous wall packet and comprising:
- a brewer housing;
- a liquid distribution head for distributing liquid downwardly through a flow path;
- a container in the flow path for receiving liquid from the distribution head;
- a tray interposed in the flow path above the container and having in an upwardly opening compartment for receipt of the packet to be positioned in such flow path to receive flow from the head, the tray including a perforated bottom wall;
- a platen carded from such brewer housing over the tray and configured to be moved between an elevated position and a lowered position pressing on the packet disposed in such container that platen being biased downwardly to the lowered position;
- and
- a retractor acting independent of fluid flow for retracting such platen from its lowered position to its elevated position whereby the retractor may be activated to retract the tray, the packet placed in the tray and the refractor activated to release the platen to be lowered independent of fluid flow through the distribution head to be pressed against the packet and thereafter fluid flowed through the distribution head.
4 more elements
A beverage brewer for brewing a beverage from a grind in a porous wall packet of a predetermined shape and comprising:
- a brew device including a beverage container table for receiving a beverage container and an overhead mounting a feed head spaced there above for emitting brewing liquid;
- an tray holder mounted below the feed head;
- an upwardly opening tray carried from the holder and including a perforated distribution plate and upstanding side walls defining a compartment configured to receive the packet with one side facing upwardly;
- a platen carried from the overhead, sized to be received in such compartment, formed with a pattern of dispersing openings arrayed there across for flow of liquid from such feed head to be dispersed over such one side of such packet, such platen further being biased downwardly;
- and
- a catch device for locking the platen in an elevated position relative to the tray.
3 more elements
A coffee brewer for brewing coffee grind contained in a packet with a porous envelope and comprising;
- a brew tower including a container table with an overhang disposed thereover;
- feed head means on the overhang;
- tray means interspersed between the feed head means and the table and including constraining means for constraining the packet from expanding horizontally;
- platen means;
- spring means for mechanically biasing the platen downwardly;
- and
- flow distribution means in the platen means and tray means for directing flow from such feed head to be distributed substantially evenly through the grind in the packet toward the table.
4 more elements
A method of brewing a beverage from a grind in a porous wall packet including:
- selecting a brewing device including a holding device for holding a porous wall packet of grind and having a perforated bottom wall;
- selecting a perforated platen and a spring;
- employing the spring to press the perforated platen downwardly on such packet;
- flowing fluid through the perforated platen, packet and out the perforations in the bottom wall to distribute flow essentially evenly through the packet while the packet is compressed between the platen and bottom wall;
- and
- raising the platen against the bias of the spring to release the packet.
3 more elements
A one cup beverage brewer for brewing a beverage from a grind in a porous wall packet of a predetermined shape containing a quantity of such grind sufficient to brew a one cup beverage and comprising:
- a brew device including a beverage container table for receiving a coffee cup and an overhead mounting a feed head spaced there above for emitting brewing liquid;
- a tray holder mounted below the feed head;
- an upwardly opening tray carried from the holder and including a perforated distribution plate and upstanding side walls defining a compartment configured to receive the packet with one side facing upwardly;
- a platen carded from the overhead, sized to be received in such compartment, formed with a pattern of dispersing openings arrayed there across for flow of liquid from such feed head to be dispersed over such one side of such packet, such platen further being biased downwardly;
- and
- a catch device a for locking the platen in an elevated position relative to the tray.
3 more elements
A one cup beverage brewer for brewing a beverage from a grind in a porous wall packet of a predetermined shape containing a quality of such grind to brew a one cup beverage and comprising:
- a brew device including a beverage container table for receiving a coffee cup and an overhead mounting a feed head spaced there above for emitting brewing liquid;
- a tray holder mounted below the feed head;
- an upwardly opening tray carried from the holder and including a perforated distribution plate and upstanding side walls defining a compartment configured to receive the packet with one side facing upwardly;
- and
- a platen carried from the overhead, sized to be received in such compartment, and to cooperate with the upstanding side walls to define a clearance space between the peripheral edges of the platen and side walls, formed with a pattern of dispersing openings arrayed there across for flow of liquid from such feed head to be dispersed over such one side of such packet, such platen further being biased downwardly.
2 more elements
A one cup coffee brewer comprising:
- a tower including a container table and an overhang spaced there above;
- a coffee packet formed by a porous envelope containing a sufficiently large charge of coffee grind to fill such envelope to a selected depth, and to brew one cup of coffee such grind being responsive to moisture to swell and increase such selected depth;
- a feed head mounted on the tower for applying water to such packet;
- a tray interposed between the feed head and configured with a compartment sized to support the lateral sides of such envelope against lateral outward expansion, the tray further including a perforated bottom wall;
- a platen resting on the packet and formed with disbursement openings for receipt and flow of water from the feed head to disperse water down through the interstices formed between such grind and through the perforations in such bottom wall;
- and
- a spring biasing the platen downwardly against such packet to maintain such platen pressed against such packet as water is flowed from feed head through the openings into the charge of coffee grind.
4 more elements
A one cup coffee brewer comprising:
- a tower including a container table for receiving a coffee cup and an overhang disposed thereover;
- a feed head mounted on the overhang;
- a tray interposed between the feed head and table for receipt of a packet of coffee grind;
- a platen for floatable receipt on the packet when received in the tray;
- and
- flow distribution means including distribution holes in the platen and in the bottom wall of the tray for receiving fluid flow from the feed head to direct it in controlled flow distribution through the packet toward the table.
3 more elements
A one cup beverage brewer for brewing a beverage from a predetermined charge of grind of quantity sufficient to brew a one cup beverage and comprising:
- a brew device including a beverage container table for receiving a beverage container and an overhead mounting a feed head spaced there above for emitting brewing liquid;
- a tray holder mounted below the feed head;
- an upwardly opening tray carried from the holder and including a perforated distribution plate and upstanding side walls defining a compartment configured to receive the charge of grind;
- a platen carried from the overhead, sized to be received in such compartment, formed with a pattern of dispersing openings arrayed there across for flow of liquid from such feed head to be dispersed over such grind;
- and
- a spring biasing the platen downwardly.
3 more elements
A one cup beverage brewer for brewing a beverage from a predetermined charge of grind sufficient to brew a one cup beverage and comprising:
- a brew device including a beverage container table for receiving a beverage container and an overhead mounting a feed head spaced there above for emitting brewing liquid;
- a tray holder mounted below the feed head;
- an upwardly opening tray carried from the holder and including a perforated distribution plate and upstanding side walls defining a compartment configured to receive the charge of grind;
- a platen carried from the overhead, sized to be received in such compartment, formed with a pattern of dispersing openings arrayed there across for flow of liquid from such feed head;
- and
- a catch device for locking the platen in an elevated position relative to the tray.
3 more elements
A one cup coffee brewer comprising:
- a tower including a container table and an overhang disposed thereover;
- a feed head mounted on the overhang;
- a holder for receiving a charge of coffee grind;
- a platen for floatable receipt on the coffee grind in the compartment:
- a spring biasing the platen downwardly;
- and
- flow distribution means in the platen and tray for receiving fluid flow from the feed head to direct it in controlled flow distribution through the packet toward the table.
4 more elements
A one cup beverage brewer for brewing a beverage grind in a porous wall packet and comprising:
- a brew device housing including a container mounting table with a feed head disposed thereover for flowing brewing fluid toward the container;
- a coffee packet holding device including a perforated distribution plate for flow of fluid and upstanding side walls defining a compartment for receipt of the packet;
- a platen carried from the brewing device housings over the holder device and formed with a peripheral configuration complimenting the configuration of the side walls and cooperating therewith to form a perimetric clearance space, the platen including a pattern dispersing openings arrayed there across for flow of fluid from the feed head to be dispersed over through the packet toward the perforations in the distribution plate;
- and
- such platen being biased downwardly toward the distribution plate.
2 more elements
Dependencies are inferred from the claim text.