Sprinkler head

- The Viking Corporation
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Description

FIG. 1 is a perspective view of the sprinkler head showing the new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevation view thereof, the rear elevational view being a mirror image of the front elevational view; and,

FIG. 5 is a left side elevational thereof, the right side being a mirror image of the left side shown.

Referenced Cited
U.S. Patent Documents
D251128 February 20, 1979 Groos et al.
269930 January 1883 Harris
366177 July 1887 Mackey
417396 December 1889 Roper
716039 December 1902 Hoffmann
873651 December 1907 Asmus
995498 June 1911 Tank
998574 July 1911 Hamilton
1919235 July 1933 Loepsinger
2004833 June 1935 Rowley
2528063 October 1950 Loepsinger
2664956 January 1954 Barz
2697008 December 1954 Rowley
2724614 October 1972 Rider
3638734 February 1972 Ault
3698483 March 1974 Martin et al.
3797746 April 1974 Gray et al.
3802510 December 1975 Johnson
3924687 January 1979 Groos
4136740 January 30, 1979 Groos et al.
4570720 February 18, 1986 Retzloff et al.
4623023 November 18, 1986 Retzloff
4880063 November 14, 1989 Leninger et al.
4926946 May 22, 1990 Polan
5097906 March 24, 1992 Polan
Foreign Patent Documents
765125 January 1957 GBX
Other references
  • Exhibit A is a product brochure published by Viking Corp. (assignee of the present invention) on or about Jul. 31, 1989, in the United States, which discloses a sprinkler head. Exhibit B is a product brochure published by Viking Corp. (assignee of the present invention) on or about Sep. 1978, in the United States, which discloses various sprinkler heads.
Patent History
Patent number: D348719
Type: Grant
Filed: May 6, 1993
Date of Patent: Jul 12, 1994
Assignee: The Viking Corporation (Hastings, MI)
Inventor: Kevin M. Dolan (Grand Rapids, MI)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Robin V. Taylor
Law Firm: Price, Heneveld, Cooper, DeWitt & Litton
Application Number: 0/8,013