Float Patents (Class 99/320)
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Patent number: 12256854Abstract: A beverage brewing pot and a beverage brewing method using the same. The brewing pot includes a first pot liner, a second pot liner, a water-air pump and a controller. A brewing chamber is arranged between the first pot liner and the second pot liner. The first pot liner, the second pot liner and the brewing chamber are in communication. At least the first pot liner is sealed during operation. A first water-level sensor is provided at the top of the first pot liner, and a second water-level sensor is provided at the top of the second pot liner. The controller controls the water-air pump to feed air to the first pot liner to direct the water to flow into the second pot liner. The controller controls the water-air pump to operate reversely, such that the water in the second pot liner is pumped back to the first pot liner.Type: GrantFiled: June 22, 2021Date of Patent: March 25, 2025Inventor: Weidong Zhang
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Patent number: 11457764Abstract: A portable coffee brewing mug apparatus for brewing and consuming fresh coffee on the go includes a cup body. A cup riser tube extends from a cup top perimeter down through a cup sidewall and into a cup interior adjacent a cup base. A heating element powered by a cup battery is coupled within the cup base. A brewing module is selectively engageable with the cup body and has a pod holder to secure a coffee pod. A module riser tube is in fluid communication with the cup riser tube and a drip tube to bring heated water from the cup body onto the coffee pod. A base body has a base top side selectively receiving the cup base. A charger is coupled within the base body and is in operational communication with the cup battery.Type: GrantFiled: August 26, 2020Date of Patent: October 4, 2022Inventor: Rohalio Newman
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Patent number: 8584576Abstract: A portable automatic beverage brewing drinking vessel comprising, an on/off button, a heating element, a receptacle for accepting infusible material, and a means for translating the receptacle through the liquid. The means for translating the receptacle through the liquid includes but is not limited to, an electric motor, and magnets or electromagnets. In one embodiment, a pump transfers the liquid through tubes to the receptacle. The brewing vessel is portable and provides a simple and automatic means for brewing a beverage that can be consumed directly from the vessel.Type: GrantFiled: September 24, 2010Date of Patent: November 19, 2013Inventor: Leslie William Fogg, IV
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Publication number: 20100098824Abstract: An appliance for making coffee, tea and the like comprises a simple strength control system (20) having an adjustment unit (22) for adjusting the desired quantity ratio between the quantity of water in a water reservoir (2) and the quantity of substance in a filter holder (4). The adjustment unit (22) can adjust the water level 23 in the water reservoir (2) and the level of immersion (25) of a movable element (6) in a water reservoir (2). The water in the water reservoir exerts a buoyancy force on the movable element (6). The movable element exerts a force (21) on a lever (5). The lever (5) is balanced by a quantity of substance to be filtered in a filter holder (4) and the force (21). The strength of the brew is indicated on a strength indicating scale (10, 12, 12a, 12b).Type: ApplicationFiled: September 28, 2007Publication date: April 22, 2010Applicant: Koninklijke Philips Electronics N.V.Inventors: Elze Deodaat Hidding, Vincent Bernardus Hubertus Ten Horn
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Patent number: 7024984Abstract: A method of making coffee in a drip-type coffee maker includes adding heated water to a brew basket containing coffee grinds, allowing said water to accumulate within the brew basket, and at a predetermined moment opening an aperture in the brew basket to allow the water to drain. In a drip-type coffee maker the aperture in the brew basket has a closure. A controller is operable to move the aperture closure to the open position a predetermined moment after heated water is delivered to the brew basket. The predetermined moment may be when the water in the brew basket reaches a predetermined level, or a predetermined time after the coffee maker is activated.Type: GrantFiled: February 19, 2002Date of Patent: April 11, 2006Assignee: Simatelex Manufactory Co., Ltd.Inventors: Chi Wah Leung, Chi Chung Fung, Shek Chuen Luk
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Patent number: 6494129Abstract: A device for preparing coffee or tea or milk includes a container slidably received in a receptacle for receiving the tea leaves or the coffee beans and/or the coffee grounds to be made. A float is attached to the bottom portion of the container for floating the container and for disengaging the tea leaves or the coffee beans and/or the coffee grounds from the fluid or the beverage in the receptacle. A latch is pivotally secured to the receptacle and includes a tongue for engaging with and for positioning the container relative to the receptacle.Type: GrantFiled: August 17, 2001Date of Patent: December 17, 2002Inventor: Han Chun Lin
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Patent number: 6431056Abstract: The device for brewing beverages includes a brewing receptacle (1) and an associated brewing sieve (2) in the form of a porous holder (2) for the material requiring brewing (7). It has mechanical-hydraulic device for automatically and adjustably ending the brewing process. This device includes a holder (2), which has a lighter specific weight than water, and can be introduced into brewing receptacle (1), as well as a weighing-down element (11), by way of which holder (2) for the material requiring brewing (7) can be kept submerged in the brewing liquid (9) in the brewing receptacle (1) for a pre-set length of time. The weighing-down element (11) includes of an upwardly open container (28) filled with water, which rests on holder (2) and has an opening (29) at the bottom through which the water (30) in the weighing-down element can flow into insert ring (3).Type: GrantFiled: January 23, 2001Date of Patent: August 13, 2002Inventor: Isidor Fritschi
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Publication number: 20020050210Abstract: A device for preparing coffee or tea or milk or the like includes a container slidably received in a receptacle for receiving the tea leaves or the coffee beans and/or the coffee grounds to be made. A float is attached to the bottom portion of the container for floating the container and for disengaging the tea leaves or the coffee beans and/or the coffee grounds from the fluid or the beverage in the receptacle. A latch is pivotally secured to the receptacle and includes a tongue for engaging with and for positioning the container relative to the receptacle.Type: ApplicationFiled: August 17, 2001Publication date: May 2, 2002Inventor: Han Chun Lin
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Patent number: 5799566Abstract: A self propelled moving-filter beverage maker includes an invertible housing having an elongate chamber, a cover at one end removably sealingly engaged with the housing for enabling the introduction and removal of liquid, and a separate non-neutral density filter free to move longitudinally in the chamber; the filter has a cross-section conforming to that of the chamber to minimize liquid bypass and has perforations at its longitudinal ends to accommodate liquid flow through the filter as the filter moves through the liquid each time the housing is inverted.Type: GrantFiled: February 7, 1997Date of Patent: September 1, 1998Assignee: Massachusetts Institute of TechnologyInventors: Keith J. Breinlinger, Basak Ertan, Philip Houdek, II, Chin Yee Ng, Scott Roza, Yoddhojit Sanyal, Craig Shull
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Patent number: 4907719Abstract: The present invention provides a container for storing, preserving and dispensing flowable comestible products. A floatingly retained, insulation lid tracks the level of the beverage and prevents oxidation, loss of volatiles and contamination of a beverage contained therein. The liquid food product may be disposed by one-handed pouring with the lid retained therein.Type: GrantFiled: July 26, 1984Date of Patent: March 13, 1990Assignee: General Foods CorporationInventors: Clifford H. Spotholz, Edward L. Scarsella
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Patent number: 4401014Abstract: An automatic coffee-brewing apparatus designed as an improved brewing device for ground coffee similar to the ones employed in the drip process. The brewing apparatus includes a container defining a coffee pot arranged to be removably supported by an electric heating plate, a floatable brew basket being releasably mounted within the coffee pot and including at least one floatational cell or chamber, whereby the brew basket is allowed to be released by a thermal latch in order to float on top of the brewed coffee at a predetermined temperature. A free-wheeling impeller is located within the brew basket and arranged to be rotated during the brewing process by a motor which is magnetically coupled to the impeller to cause rotation thereof.Type: GrantFiled: November 23, 1981Date of Patent: August 30, 1983Inventors: John F. McGrail, Lois M. McGrail
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Patent number: 4327632Abstract: A beverage maker comprises a chamber in which water can be heated by means of an electrical heating element. A receptacle for containing a solid secondary constituent which is to be infused in the water floats freely on the surface of the water. The lower part of the receptacle is imperforate, but the upper part has one or more openings through which water can be splashed when the water boils. The receptacle is eventually sunk by water splashed in through the apertures. The sinking causes the heating element to be de-energized.Type: GrantFiled: March 9, 1977Date of Patent: May 4, 1982Assignee: Russell Hobbs LimitedInventors: Cyril Batty, John L. Cooper
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Patent number: 4055114Abstract: An appliance for making coffee, having a water reservoir and a filtering device including a filter holder, is provided with a lever arrangement pivotally connecting the filter holder and a movable element responsive to the water level in the reservoir so that the desired ratio between the amounts of water and coffee is obtained.Type: GrantFiled: March 31, 1976Date of Patent: October 25, 1977Assignee: U.S. Philips CorporationInventors: Mindert Kats, Hendrikus Bernardus Sleumer
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Patent number: 3974758Abstract: A "pot life" of a quantity of coffee is substantially extended by materially reducing surface area exposure to atmosphere.In the case of a conventional pour type coffee maker this is effected by isolating the main body of reservoir contained coffee from atmosphere by sealingly engaging a movable follower with respect to the reservoir to isolate the same from atmosphere while permitting pour dispensing of the coffee from a conventional pour spout of small cross-sectional area as compared to the cross-sectional area of the reservoir. The relatively small volume of coffee in the pour spout exhibits only a small surface area exposure to atmosphere and acts, in effect, as a liquid seal which, in cooperation with the movable follower, isolates the reservoir contained coffee from atmosphere.Type: GrantFiled: November 22, 1974Date of Patent: August 17, 1976Inventor: Wayne B. Stone, Jr.