Operator cover

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Description

FIG. 1 shows a perspective view of a first embodiment of an operator cover according to the principles of the present invention;

FIG. 2 shows a front elevational view thereof;

FIG. 3 shows a rear elevational view thereof;

FIG. 4 shows a left end view thereof;

FIG. 5 shows a right end view thereof;

FIG. 6 shows a top plan view thereof;

FIG. 7 shows a bottom plan view thereof;

FIG. 8 shows a perspective view of a second embodiment of an operator cover according to the principles of the present invention;

FIG. 9 shows a front elevational view thereof;

FIG. 10 shows a rear elevational view thereof;

FIG. 11 shows a left end elevational view thereof;

FIG. 12 shows a right end elevational view thereof;

FIG. 13 shows a top plan view thereof; and,

FIG. 14 shows a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
RE26508 December 1968 Stavenau et al.
RE34230 April 27, 1993 Tucker et al.
RE34287 June 22, 1993 Berner et al.
D241910 October 1976 Meisner
D333971 March 16, 1993 Kaplan et al.
D347569 June 7, 1994 Vetter et al.
D350666 September 20, 1994 Wobschall et al.
3085299 April 1963 Roynand
3214157 October 1965 Stavenau
3258874 July 1966 Martin
3422575 January 1969 Armstrong
3457675 July 1969 Armstrong
3461609 August 1969 Armstrong
4136578 January 30, 1979 Van Klompenburg
4241541 December 30, 1980 Van Klompenburg et al.
4253276 March 3, 1981 Peterson et al.
4266371 May 12, 1981 Erdman et al.
4305228 December 15, 1981 Nelson
4346372 August 24, 1982 Sandberg
4521993 June 11, 1985 Tacheny et al.
4617758 October 21, 1986 Vetter
4823508 April 25, 1989 Allen
4840075 June 20, 1989 Tucker
4843703 July 4, 1989 Nolte et al.
4845830 July 11, 1989 Nolte et al.
4894902 January 23, 1990 Tucker
4937976 July 3, 1990 Tucker et al.
4945678 August 7, 1990 Berner et al.
5054239 October 8, 1991 Tucker et al.
5199216 April 6, 1993 Vetter et al.
5272837 December 28, 1993 Nolte et al.
Other references
  • Window Operator, Sweet's Architectural File, Section 17a/Wi 1962.
Patent History
Patent number: D390444
Type: Grant
Filed: Feb 29, 1996
Date of Patent: Feb 10, 1998
Assignee: Wright Products Corporation (Minneapolis, MN)
Inventor: Lavern L. Wintrone (Barron, WI)
Primary Examiner: Brian N. Vinson
Law Firm: Merchant, Gould, Smith, Edell, Welter & Schmidt
Application Number: 0/50,915
Classifications
Current U.S. Class: D/8337; D8/346
International Classification: 0807;