Liquid heaters and vaporizers inventions 09/07

20070221142 - Ultra low nox water heater: A low NOx water heater including a water container; a combustion chamber adjacent the water container having an opening covered with an open flame arrestor; a burner associated with the combustion chamber and arranged to combust fuel to heat water in the water container, the burner including a plenum chamber... Agent: Ip Group Of Dla Piper US LLP

20070221143 - Heat exchanger and water heater: A heat exchanger A1 includes a coiled tube 60 including a plurality of loops 60a, and a space 35 surrounded by the coiled tube 60 and having an end closed by a partition 19. The heat exchanger is so designed that combustion gas flows from the space 35 to a... Agent: Rader Fishman & Grauer PLLC

20070221144 - Establishing a connection between steam generator heating surfaces and a collector and/or distributor: The invention relates to the establishing of a connection between steam generator heating surfaces made of austenitic materials and a collector and/or distributor made of martensitic or ferritic materials or of a nickel-base alloy. In order to extend the expectation of serviceable life of the connection, the pipe nipple of... Agent: William Collard Collard & Roe, P.C.

20070215066 - Water heater with flammable vapor and co sensors: A water heater including a water container, a combustion chamber adjacent the water container, a burner associated with the combustion chamber, a flue gas collector located to receive flue gases generated in the combustion chamber, a CO sensor having at least an operative portion proximate the flue gas collector, a... Agent: Ip Group Of Dla Piper US LLP

20070215067 - Water heater with flammable vapor sensor: A water heater including a water container, a combustion chamber adjacent the water container, a burner associated with the combustion chamber, a blower located to receive combustion products generated by the burner, an intake air conduit connected to the combustion chamber and having a combustion air intake opening, a dilution... Agent: Ip Group Of Dla Piper US LLP

20070215068 - Steam cutting device: The invention relates to a steam cutting device (1), comprising at least one container (5), for a fluid (8), a current source (2), a controller (3) and a burner (6), connected to the container (5), by means of a supply line (7), for generation of a steam jet exiting through... Agent: William Collard Collard & Roe, P.C.

20070209605 - Modular control and heater assembly: The present invention involves a water heater and method of manufacturing the same. The water heater includes a tank assembly and a base assembly. The base assembly includes a heater assembly, a control unit, a control circuit and at least one temperature sensor. The base assembly is a separate module... Agent: Leydig Voit & Mayer, Ltd

20070209606 - Heat exchanger and water heater: A heat exchanger A1 includes a partition 19 partitioning the space 35 surrounded by a coiled tube 60 at an axially intermediate portion of a housing 2 into a first and a second regions 35a and 35b and partitioning the coiled tube 60 into a first and a second heat... Agent: Rader Fishman & Grauer PLLC

20070204812 - Device for cleaning the fire tubes in a boiler: A device for use when cleaning the heating surface of a tube changer, such as the fire tubes in a boiler, having a scraper member that is fixed to a movement member for moving the scraper member through one fire tube at a time and a guide for positioning the... Agent: The Webb Law Firm, P.C.