Oscillator

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Description

FIG. 1 is a perspective view of a sprinkler.

FIG. 2 is a front elevation of the sprinkler.

FIG. 3 is a rear elevation of the sprinkler.

FIG. 4 is a left side elevation of the sprinkler.

FIG. 5 is a right side elevation of the sprinkler.

FIG. 6 is a top plane of the sprinkler; and,

FIG. 7 is a bottom plane of the sprinkler.

Claims

The ornamental design for an oscillator, as shown and described.

Referenced Cited
U.S. Patent Documents
D173715 December 1954 Beinert
D321396 November 5, 1991 Whitehead
D355476 February 14, 1995 Schon
D447538 September 4, 2001 Chao
D458983 June 18, 2002 Chen
D466974 December 10, 2002 Kuo
D466975 December 10, 2002 Kuo
Patent History
Patent number: D661779
Type: Grant
Filed: Jul 28, 2011
Date of Patent: Jun 12, 2012
Assignee: Ruey Ryh Enterprise Co., Ltd. (Changhua County)
Inventor: Chen-Fu Hung (Changhua County)
Primary Examiner: Robin V Webster
Attorney: Chi IP Law Firm
Application Number: 29/398,252
Classifications
Current U.S. Class: Oscillating (D23/216)