Dynamic flow heater

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9664414
APP PUB NO 20130202279A1
SERIAL NO

13634191

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A fluid heater of the continuous flow type, comprising a fluid channel having a first fluid channel section (35), at least one substantially cylindrical metal pipe (2), a heating device (6) preferably having two tubular heating elements (6a, 6b) spaced apart from each other over equidistant circumferential sections of the metal pipe, and heat conducting means for providing a heat-conducting connection to the metal pipe (2), wherein a fluid guiding core (30) made of plastic is disposed in the metal pipe (2) and forms the first fluid channel section (35) between the metal pipe and the fluid guiding core (30), wherein the first fluid channel section (35) runs substantially helically in the form of a groove in an outer surface of the fluid guiding core, and wherein the fluid channel has a first fluid connector for fluid supply means and a second fluid connector for fluid discharge means, wherein the fluid guiding core (30) further comprises a substantially coaxial second fluid channel section (34) disposed therein, which is connected in series to the first fluid channel section (35). In the region of a first end of the metal pipe (2), a fluid connector assembly may be provided which includes both the first fluid connector (24a) and the second fluid connector (24b), such that fluid is supplied and discharged in the region of the same end faces of the metal pipe (2). A sealing plug (50) is provided in the region of the second end of the metal pipe (2).

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First Claim

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Family

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Patent Owner(s)

Patent OwnerAddress
BLECKMANN GMBH & CO KGBÜRMOOSER STRASSE 5 LAMPRECHTSHAUSEN 5112

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pleschinger, Andreas Schleedorf, AT 16 45
Reichl, Martin St. Pantaleon, AT 4 9

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Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Nov 30, 2020
7.5 Year Payment $3600.00 $1800.00 $900.00 Nov 30, 2024
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 30, 2028
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Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00