Task light

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Description

FIG. 1 is an isometric view of a task lamp according to the present invention;

FIG. 2 is a front elevational view of the task lamp illustrated in FIG. 1;

FIG. 3 is a rear elevational view of the task lamp illustrated in FIG. 1;

FIG. 4 is left side elevational view of the task lamp illustrated in FIG. 1;

FIG. 5 is a right side elevational view of the task lamp illustrated in FIG. 1;

FIG. 6 is a top plan view of the task lamp illustrated in FIG. 1;

FIG. 7 is a bottom plan view of the task lamp illustrated in FIG. 1.

Referenced Cited
U.S. Patent Documents
D268529 April 5, 1983 Lebowitz
D324274 February 25, 1992 Schwamkrug et al.
D382362 August 12, 1997 Huang
D385646 October 28, 1997 Chan
D392068 March 10, 1998 Newhouse
2151877 March 1939 Walker
2233300 February 1941 Trythall
3188460 June 1965 Thorsen et al.
3239184 March 1966 Kirkeby
3604923 September 1971 Moffatt
4165530 August 21, 1979 Sowden
4314319 February 2, 1982 Terry et al.
4494177 January 15, 1985 Matthews
4703909 November 3, 1987 Dayton et al.
5065297 November 12, 1991 Santambrogio
5092552 March 3, 1992 Dayton et al.
5141325 August 25, 1992 Huang
Foreign Patent Documents
452486 November 1948 CAX
1099686 April 1981 CAX
Other references
  • "Vision", Luxo Lamp Corporation (2 pages), 1996. "Asymmetric Fluorescent Task Lighting", Luxo Lamp Corporation (6 pages), 1990. "Euro-Select Series--Geneva: task lighting for a multi-task environment.", Waldmann Lighting, (4 pages), Brochure No. GR-47-0496-5, 1996. "Euro-Select Series--Roma: Task lighting designed for the 21.sup.st century", Waldmann Lighting, (4 pages), Brochure No. RR46-1096-5, 1996. "Euro-Select Series--Barcelona: contemporary elegance, superior task lighting", Waldmann Lighting, (4 pages), Brochure No. 48-0496-5, 1996. "Euro-Select Series--Vienna: task lighting that gets down to business", Waldmann Lighting, (4 pages), Brochure No. VIR-1000, 1996. "Undercabinet 218 Task Light Features Parabolic Louver System", Waldmann Lighting (2 pages). "Office Products Task Lighting Price List", Waldmann Lighting, (8 pages), Brochure No. 41-0895-2, Aug. 15, 1995.
Patent History
Patent number: D414578
Type: Grant
Filed: Nov 12, 1997
Date of Patent: Sep 28, 1999
Assignee: Minnesota Mining and Manufacturing Company (Saint Paul, MN)
Inventors: Edwin T. Chen (St. Paul, MN), Perry S. Dotterman (Maplewood, MN), Kenneth J. Kirchhoff (Gem Lake, MN), Lawrence J. Fenske (Oregon, WI), Michael J. Brock (Madison, WI)
Primary Examiner: Susan J. Lucas
Attorney: Michaele A. Hakamaki
Application Number: 0/79,341
Classifications
Current U.S. Class: Plural Pivots, I.e., More Than One Axis (D26/65)
International Classification: 2605;