Patent
   D279409
Priority
Nov 23 1982
Filed
Nov 23 1982
Issued
Jun 25 1985
Expiry
Jun 25 1999
Assg.orig
Entity
unknown
12
5
n/a
The ornamental design for a combined smoke gasket and intumescent expanding seal device for elevator doors and the like, as shown and described.

FIG. 1 is a front perspective view, viewed from above, of a combined smoke gasket and intumescent expanding seal device for elevator doors and the like, embodying my new design;

FIG. 2 is a rear perspective view thereof; and

FIG. 3 is a horizontal section view taken along the line 3--3 of FIG. 1. A bottom view of the seal device corresponds substantially to the mirror image of the top thereof seen in FIGS. 1 and 2.

Allen, Jr., George A.

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D417739, Aug 27 1998 National Guard Products, Inc. Intumescent seal
D418234, Sep 09 1998 National Guard Products, Inc. Intumescent seal
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D713976, Aug 23 2011 Endura Products, Inc. Door sweep
Patent Priority Assignee Title
3964214, Jun 25 1975 United States Gypsum Company Smoke stop
4045930, Nov 27 1975 Dixon International Limited Fire resistant seals
4144688, Apr 13 1976 Dixon International Limited Fire resistant seals
4307543, Nov 22 1977 Novopan Aktiengesellschaft Door
4376354, Feb 25 1981 Anodex Door frame assembly
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