Filter with stiffening ribs

Details Filter with stiffening ribs Filter with stiffening ribs

2007-05-08

2007-05-08

Smith, Duane S. (Department: 1724)

Gas separation

Combined or convertible

In motor vehicle

C055S525000, C280S736000, C280S740000, C280S742000, C422S167000

Reissue Patent

active

10412150

ABSTRACT:
Annular wire mesh filters for airbag assemblies for passenger vehicles are provided with a series of ribs extending parallel with the axis of the annulus and along the outer wall. The ribs provide added strength to the filter. Also provided is a method of manufacturing the compressed mesh filter with a uniform density, and a molding tool (mold, mandrel, and plunger) for making the compressed mesh articles of this invention.

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Ex parte Froeschle and Schreiber, 223 USPQ 190.
“Translation of the Suit intended to be filed with the Federal Patent Court, dd. Jan. 27, 2003; Re: German Patent 198 5 865.2-23; Title: ‘Wire mesh filter having an annular geometry’”.
Labeled “D2.1”, one page document in German with “Datum: 19.12.97”.
Labeled “D2.2” and “D2.3”, two drawings, each with notations in German, logo for TRW in legend.
Labeled “D2.4”, four page document in German.
Labeled “D2.5”, two page document in German with “TRW Airbag Systems GmbH” in upper right, with “Datum: 19.12.97”.
Labeled “D4.1”, one page drawing with German notations, from “Eberspächer”.
Labeled “D4.2”, one page, in German, with “Rhodius Drahtgestrick” logo to “Firma, J. Eberspächer” with “Datum, 10.11.94/RG”.
Labeled “D4.3”, one page, in German, with “Producktdatenblatt 15PO57I15.01616” on top line.
Labeled “D4.4”, three pages of large size drawings: “Pressform Nr 442, PF-265-3”; Auβenrohr, PF-265-3; and “Stempel, PF-265-3”.
Labeled “D5.1”, one page drawing, with German notations, “Drahtgeflechtring vorn, 222 6431 021” from “Zeuna A Starker”.
Labeled “D5.2”, one page, in German, with “Rhodius Drahtgestrick”in upper right, to “Firma, Zeuna-Starker GmbH & Co.KG” with “Datum, 19.11.97/pov”.
Labeled “D5.3”, one page, in German, with “Produktdatenblatt 09PO77I08.019R18.0”and, “Ref/Datum: 4/27.05.1997” in upper line.
Labeled “D5.4”, 13 pages in German with “DBW-RUTZENHÖFER, Metallgestricke—filter” with logo in upper right, and 1 drawing page.
Labeled “D5.5”, 4 sheets of drawings, first labeled in handwriting “PF—Nr. 240 A0315”.
Labeled “D6.1”, one drawing sheet, with German notations, “Drahtgestrickring, 11.21.190.30.0.23” from Eberspächer.
Labeled “D6.2”, one page, in German, from “Rhodius Drahtgestrick” to “Firma, Eberspächer GK Werk Menesa” with “Datum, 10.05.93/RG”.
Labeled “D6.3”, two drawing sheets, with handwritten notations in German.
Labeled “D7.1”, one drawing sheet, with German notations, “Dämpferkissen” with printed “IWK Regler + Kompensatoren GmbH” in legend.
Labeled “D7.2”, three pages, in German, from “Rhodius Drahtgestrick” to “Firma, IWK Regier und Kompensatoren GmbH”.
Labeled “D7.3”, two drawing sheets, both with “Max Rhodius GmbH” printed legend, “IWKARenault-Sonderform, PF-349-3”, and “Pressform Nr. 534, PF-349-3”.

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