Automatic sliding door

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Description

FIG. 1 is a rear elevational view of the automatic sliding door showing my new design, the broken lines showing the portal of a building are for illustrative purposes only and form no part of the claimed design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a front elevational view showing the two central doors in a partial open position; and,

FIG. 8 is a top plan view of the automatic sliding door installed into the portal of a building.

Referenced Cited
U.S. Patent Documents
D292317 October 13, 1987 Martinelli
1948596 February 1934 Ross
2511108 June 1950 Hansen
3226778 January 1966 Kollsman et al.
3864881 February 1975 Wolf
4003102 January 18, 1977 Hawks et al.
4596093 June 24, 1986 Esposito
4752106 June 21, 1988 Salvarani
5038517 August 13, 1991 Talbott
Patent History
Patent number: D347068
Type: Grant
Filed: Feb 27, 1992
Date of Patent: May 17, 1994
Assignee: AG Fur Turautomation (Fehraltorf)
Inventor: Michele Rota (Winkel)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris Clark
Attorneys: Robert P. Simpson, Michael L. Dunn
Application Number: 7/842,583
Classifications
Current U.S. Class: D25/48