Female coupler of pipe coupling

- Nitto Kohki Co., Ltd.
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Description

FIG. 1 is a front view of a female coupler of pipe coupling of the present invention;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a first side view thereof; and,

FIG. 5 is a second side view thereof.

Claims

I claim, the ornamental design for a female coupler of pipe coupling, as shown and described.

Referenced Cited
U.S. Patent Documents
2493271 January 1950 Smith et al.
3188123 June 1965 Hansen
5050841 September 24, 1991 Jacobsson
5681027 October 28, 1997 Wuethrich
D406881 March 16, 1999 Kuwabara
D442267 May 15, 2001 Kouda
6422267 July 23, 2002 Makishima et al.
D482761 November 25, 2003 Gotoh et al.
D483096 December 2, 2003 Gotoh et al.
6899132 May 31, 2005 Mikiya et al.
Foreign Patent Documents
1 265 515 April 1968 DE
1187400 October 2003 JP
Patent History
Patent number: D521614
Type: Grant
Filed: May 12, 2004
Date of Patent: May 23, 2006
Assignee: Nitto Kohki Co., Ltd. (Tokyo)
Inventor: Hiroyuki Kitagawa (Tokyo)
Primary Examiner: Robin Webster
Attorney: Brinks Hofer Gilson & Lione
Application Number: 29/205,279
Classifications
Current U.S. Class: Coupling Or Joint (D23/262)