Class 392/494 - Block forms flow path

Subclass of Class 392 - Electric resistance heating devices
Definition: Subject matter wherein the flow path is formed in a solid
No. of patents: 36
Last issue date: 01/31/2012

Number	Title	Issue Date
8107803	Non-scaling flow through water heater A water heating apparatus for a beverage brewing device. Water is heated to brew temperature without boiling or localized boiling, thereby minimizing the precipitating of scale. The heating elements each have a low watt density, thereby increasing safety. Multiple h...	01/31/2012
7760993	Method and device for forming steam for household appliance The device and the method for forming steam are used for household appliance. Principle: water enters into the heated spiral tube chamber through the inner end of the spiral tube chamber; water contacts the side wall of the spiral tube chamber, and is vaporized, the...	07/20/2010
7330645	Instant water heating apparatus for cleaning machine Provided is an instant water heating apparatus for a cleaning machine capable of instantaneously heating fluid passing through a flow path and preventing the temperature of the heated fluid from creating a laminar flow. The instant water heating apparatus includes a...	02/12/2008
7298968	Pumpless combination instantaneous/storage water heater system A representatively pumpless water heater system has an instantaneous water heater coupled in series with a storage water heater by piping circuitry incorporating a bypass valve and a mixing valve and useable to route pressurized incoming cold water sequentially thro...	11/20/2007
7263283	Electronic thermostat for liquid heating apparatus An electronic thermostat (20) has a mechanical switch (22) and a solid-state switch (24). The electronic thermostat (20) is suitable for use in a liquid heating apparatus, such as a coffee maker or any other apparatus that dispenses heate...	08/28/2007
7258801	System and method for reducing deionized water consumption A system and method are provided for reducing DI water consumption by delivering the DI water at an elevated processing temperature when demanded. The DI water is passed through a heater for heating the DI water to a processing temperature in a single pass. The DI w...	08/21/2007
7248955	Vehicle accessory proximity sensor slide switch A method is provided for operating a proximity sensing unit for controlling an accessory device of a vehicle. A plurality of proximity sensors is disposed in a sequential pattern within a sensing unit whereby the proximity sensors are responsive to a manual activati...	07/24/2007
7220381	Method for high pressure treatment of substances under controlled temperature conditions A product carrier for use in pressure processing substances is substantially fluidically closed, and is insulated, to prevent heat transfer from the product being treated to the cooler wall of the pressure vessel. The insulating material has compression heating prop...	05/22/2007
7190893	Fluid heater with low porosity thermal mass A fluid heater apparatus and method of making same includes a low porosity material, thermally conductive mass. A heat source is disposed in the thermally conductive mass for imparting heat to the mass. Fluid in a flow path through the mass absorbs heat from the mas...	03/13/2007
7158719	Medical fluid warming system An improved inline intravenous fluid warming device. In one embodiment, the device includes a resistive film heater that is thermally coupled to a body having a serpentine fluid path extending therethrough. The film heater is coupled to the body via a first layer th...	01/02/2007
7106957	Heat exchanger for high purity fluid handling systems A novel heat exchanger includes a thermal reservoir and a tube, the tube having straight sections and corrugated bends, and being in thermal contact with the thermal reservoir. The thermal reservoir has a first plate and a second plate fixed to the first plate. The ...	09/12/2006
7088915	Modular tankless water heater A tankless water heater module is disclosed and includes a casing having a first end, a second end and a plurality of conduits formed therein. A top head manifold is coupled to the first end of the casing and includes a port aligned with each of the plurality of con...	08/08/2006
7046922	Modular tankless water heater A tankless water heater module is disclosed and includes a casing having a first end, a second end and a plurality of conduits formed therein. A top head manifold is coupled to the first end of the casing and includes a port aligned with each of the plurality of con...	05/16/2006
7003221	Method of and apparatus for packaging light-shielding photosensitive material roll, and apparatus for heating and supplying fluid A packaging apparatus has hot air supply mechanisms disposed in association with light-shielding shrinkable films wound on a rolled photosensitive material sheet, for ejecting hot air locally to the light-shielding shrinkable films, and a drive mechanism for relativ...	02/21/2006
6952524	Fluid heater temperature balancing apparatus A fluid heater apparatus supplies heat to wash fluid via a flow path in a thermally conductive body. A heat source is disposed in the thermally conductive body for imparting heat to the body. Fluid flowing through the thermally conductive body in a flow path envelop...	10/04/2005
6911631	Plate heat exchanger The device concerns among other things a plate heat exchanger having at least one pile of plate elements, each of which plate elements has a central heat transferring part and an edge part (15) surrounding this part, the heat transferring parts of the plate e...	06/28/2005
6701069	Pre-heating contiguous in-line water heater An improved pre-heating, contiguous in-line water heater is described. The in-line water heater utilizes a passive heating means to passively heat at least a portion of the input water received by the in-line water heater. The result is a more cost effici...	03/02/2004
6330395	Heating apparatus with safety sealing A fluid type heating apparatus with safety sealing has a metallic heat exchanging main body, a heating unit embedded within the metallic heat exchanging main body, a plurality of fluid conduits extended along the lengthwise direction of the metallic heat ...	12/11/2001
6275653	Steam appliance for domestic use provided with a manually or automatically operated descaling device An appliance for domestic use, comprising a steam generating boiler consisting of an electrically heated body provided with a cylindrical through chamber fed at one end with water and provided at its opposite end with a delivery nozzle, that end of said c...	08/14/2001
5787229	Electric hot water tank with layered storage An electric hot water heater tank is fitted with a plurality of separators that divide the tank into a plurality of chambers surrounding the tank axis and extending between the top and bottom walls. The adjacent chambers communicate alternately in a direc...	07/28/1998
5784531	Instantaneous fluid heating device and process Instantaneous fluid heating device and process including an instantaneous fluid heating device which features forced fluid recirculation past/through heating elements/vessel featuring immersible electrical heating elements in a plurality of heating vessel...	07/21/1998
5727118	Electric boiler for heat-transfer liquid circulating in an open or closed circuit Electric boiler for heat-transfer liquid (FC) comprising a set of plates (P) having corrugations on both their faces, and which include, in their corners, openings (3, 4, 5, 6) allowing circulation of fluid. Said assembly consists of at least one module c...	03/10/1998
5651088	Resistive honeycomb heater having locally quickly heated regions for use in an exhaust gas purification system A honeycomb heater including a honeycomb structure, two electrodes and a plurality of slits extending through the honeycomb structure. The slits are provided to elongate a current flow path through the honeycomb structure and to define a plurality of firs...	07/22/1997
5649049	Honeycomb heater having large hydraulic diameter orifices to narrow current flow A honeycomb heater including a honeycomb structure which is made of a conductive material and which has a number of passages substantially parallel to a gas flow direction partitioned by partition walls and which has respective providing a gas inlet and a...	07/15/1997
5409668	Method for controlling the conductance of a heated cellular substrate This invention relates to a method for controlling the conductance of heated structures used to initiate faster light-off in emission control systems such as used for automotive catalytic converters, diesel particulate filters and industrial stacks and ot...	04/25/1995
4962296	Heat exchanger In order to improve the transfer of heat within a heat exchanger, one or more tubes (11) for a heat transporting medium are embedded by casting into a block (12a) of an aluminum alloy or some other metal having a high heat-conducting capacity. The block i...	10/09/1990
4897528	Kiln with contaminant after-burner A contaminant elimination system is disclosed which eliminates (or dramatically reduces) the contaminating components in, for example, exhaust gas from a kiln by enclosing the kiln gas venting channel and processing the exhaust gas by the contaminant elim...	01/30/1990
4762980	Electrical resistance fluid heating apparatus Apparatus for electrically heating a fluid medium includes a housing (18) having an inlet channel (54) and an outlet channel (60) communicating with a central passage (62). A heating cartridge (38) is resident in the central passage (62) and has a web (90...	08/09/1988
4585924	Self-contained electric diesel engine fuel filter assembly heater A self-contained fuel oil heater unit for use with a diesel engine includes a fuel oil manifold having a spin-on cartridge type oil filter with a central fuel oil outlet and peripheral fuel oil inlets. The upper portion of the manifold contains an upwardl...	04/29/1986
4477715	PTC thermistor controlled electric diesel fuel heater An electric heater for heating diesel fuel includes a housing having an inlet and an outlet. A flat disk-shaped PTC thermistor is centrally mounted in the housing and is arranged so that the inlet directs fuel against one side of the thermistor to divert ...	10/16/1984
4465922	Electric heater for heating high solids fluid coating materials A fluid heater for heating high solids fluids having a solids content approximately 50% or higher, which fluids are applied to a substrate by a coating process, includes a cylindrical body of thermally conductive material having a helical channel formed o...	08/14/1984
4459465	Thermostatically controlled electric instantaneous fluid heater An instantaneous fluid heater having a combined safety shut-off and temperature regulator includes a hollow heater block having a fluid inlet, a fluid outlet and inner walls defining a plurality of interconnected heating chambers forming a serpentine flui...	07/10/1984
4455475	Automatic device for quick heating of liquids, particularly water The invention relates to an automatic device for quick heating of liquids, particularly water, which device includes at least two containers having conduits for supplying cold water and provided each with heating means, a tank into which warm water is alt...	06/19/1984
4410791	Electric instant water heater An electric instant water heater mounted in a cold water line in proximity to a water tap includes an elongated core molded from a ceramic material and having a rectangular cross-section water flow passage extending therethrough from a circular inlet conn...	10/18/1983
4199675	Electric fluid heater An in-line electric heater for heating fluids, such as paint, moving in a conduit has a thermally conductive massive body in which is formed a fluid passage having an inlet port and a outlet port. An electric heating element in the body directly heats onl...	04/22/1980
3999190	Temperature control system for ink jet printer An ink jet printer has a printing head which contains at least one cavity with a discharge orifice therein for dispersing droplets of ink onto a medium for printing thereon. Means are disclosed herein for maintaining the temperature of the ink in the cavi...	12/21/1976

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Class 392/494 - Block forms flow path