# US 11,903,513 B2 · Portable coffee machine

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- Number: US 11,903,513 B2
- Document ID: US11903513B2
- Status: Granted
- Kind: B2
- Application number: 18/329,509
- Filed: 2023-06-05
- Published: 2023-10-05
- Granted: 2024-02-20
- Earliest claimed: 2023-05-18
- Assignees: Uuooss Ltd
- Applicants: Uuooss Ltd
- Inventors: Sandy Sa
- Web page: https://patentgrep.com/patent/US11903513B2

## CPC

- A47J 31/005: {Portable or compact beverage making apparatus, e.g. for travelling, for use in automotive vehicles}
- A47J 31/057: with water container separated from beverage container, the hot water passing the filter only once {i.e. classical type of drip coffee makers}
- A47J 31/461: {Valves, e.g. drain valves}
- A47J 31/468: {Pumping means}
- A47J 31/52: Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus {; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus}
- A47J 31/5253: {of temperature}
- A47J 31/54: Water boiling vessels {in beverage making machines}
- A47J 31/36: with mechanical pressure-producing means
- A47J: KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES

## Abstract

A portable coffee machine includes a housing, a drainage module, an extraction module, and a controller, wherein the drainage module includes a water storing cup, a water pump, a conduit, and a drainage assembly, wherein the water storing cup is connected to the housing and is located at a top of the housing, the extraction module is detachably connected to the drainage module, the extraction module includes a transferring cup and an extraction container, the transferring cup is detachably connected to the extraction container, wherein the controller controls the water pump to pump the water in the water storing cup through the conduit and the drainage assembly into the extraction module for making coffee.

## Claims

### Claim 1

A portable electric pumping coffee machine, comprising:
a housing,
a drainage module,
an extraction module, and
a controller, wherein said drainage module comprises a water storing cup, a water pump, a conduit, and a drainage assembly, wherein said water storing cup is connected to said housing and is located at a top of said housing, said extraction module is detachably connected to said drainage module, said extraction module comprises a transferring cup and an extraction container, said transferring cup is detachably connected to said extraction container, wherein said controller comprises a control module for controlling said water pump to pump water in said water storing cup through said conduit and said drainage assembly into said extraction module; wherein said drainage module comprises a limiting frame and a fixing base, wherein said limiting frame is provided with a first through hole away from a center thereof, one end of said drainage assembly is extended into said first through hole, and a protruding block is extended towards said center of said limiting frame at said first through hole, wherein said limiting frame comprises projections for limiting said drainage assembly, wherein said fixing base is connected with said limit frame, said fixing base is provided with a fifth groove, said fifth groove is provided with a second through hole.

### Claim 2 (depends on 1)

The portable electric pumping coffee machine according to claim 1, further comprising a mounting bracket, wherein a bottom of said mounting bracket is provided with said controller and an upper fixing arm, and said upper fixing arm is connected to said water storing cup, the other side of said bottom of said mounting bracket is provided with a lower fixing foot, which is connected to said limiting frame.

### Claim 3

A portable electric pumping coffee machine, comprising:
a housing,
a drainage module,
an extraction module, and
a controller, wherein said drainage module comprises a water storing cup, a water pump, a conduit, and a drainage assembly, wherein said water storing cup is connected to said housing and is located at a top of said housing, said extraction module is detachably connected to said drainage module, said extraction module comprises a transferring cup and an extraction container, said transferring cup is detachably connected to said extraction container, wherein said controller comprises a control module for controlling said water pump to pump water in said water storing cup through said conduit and said drainage assembly into said extraction module; wherein said portable electric pumping coffee machine further comprises a sensor assembly, a driving module and a power module comprising a battery, said sensor assembly is electrically connected to said power module, and said sensor assembly comprises a first sensor and a second sensor, wherein said first sensor is connected to said water storing cup to detect a temperature of water in said water storing cup, wherein said second sensor is connected to said battery to detect a temperature of said battery, wherein said driving module is electrically connected to said control module, and said driving module comprises a driving motor, wherein said driving motor is connected to said water pump for driving said water pump, wherein said power module is electrically connected to said control module and said driving module.

### Claim 4 (depends on 3)

The portable electric pumping coffee machine according to claim 3, wherein said first sensor and said second sensor are temperature sensors.