Heat exchange – Side-by-side tubular structures or tube sections – With manifold type header or header plate
Reexamination Certificate
2002-10-24
2008-05-06
Ciric, Ljiljana (Department: 3744)
Heat exchange
Side-by-side tubular structures or tube sections
With manifold type header or header plate
C165S175000, C165S178000, C029S890043
Reexamination Certificate
active
07367387
ABSTRACT:
A tube plate for exhaust heat exchangers, with punched openings to hold the tube ends of a tube bundle, wherein the openings are arranged grid-like with a web width b, and each of the openings has a shear surface with a height h produced by punching, and a bevel of depth t, that is manufactured before punching, and wherein the height h is roughly the same as or smaller than the web width b, is disclosed.
REFERENCES:
patent: 877609 (1908-01-01), Steiner
patent: 989185 (1911-04-01), Onions et al.
patent: 2303416 (1942-12-01), Woods
patent: 2816739 (1957-12-01), Stochr
patent: 3540529 (1970-11-01), Umino et al.
patent: 3583478 (1971-06-01), Fieni
patent: 4072039 (1978-02-01), Nakanishi
patent: 4231422 (1980-11-01), Moranne
patent: 4577380 (1986-03-01), Warner
patent: 4722387 (1988-02-01), Aurand
patent: 4815535 (1989-03-01), Hagemeister
patent: 5228512 (1993-07-01), Bretl et al.
patent: 5327959 (1994-07-01), Saperstein et al.
patent: 6269870 (2001-08-01), Banzhaf et al.
patent: 6293337 (2001-09-01), Strahle
patent: 6321835 (2001-11-01), Damsohn et al.
patent: 2004/0182547 (2004-09-01), Birkert et al.
patent: 365 392 (1962-11-01), None
patent: 110 188 (1974-12-01), None
patent: 27 06 849 (1977-11-01), None
patent: 195 01 337 (1996-07-01), None
patent: 196 54 368 (1998-06-01), None
patent: 199 07 163 (1999-10-01), None
patent: 198 33 338 (2000-01-01), None
patent: 199 47 803 (2001-04-01), None
patent: 2 354 960 (2001-04-01), None
patent: 2000-282963 (2000-10-01), None
Bachner Thomas
Brunner Steffen
Behr GmbH & Co.
Ciric Ljiljana
Leydig , Voit & Mayer, Ltd.
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