Male coupler of pipe coupling

- Nitto Kohki Co., Ltd.
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Description

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

FIG. 2 is a rear view thereof;

FIG. 3 is a plane 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 male coupler of pipe coupling, as shown and described.

Referenced Cited
U.S. Patent Documents
D377969 February 11, 1997 Grantham
D384731 October 7, 1997 Ramacier et al.
6053149 April 25, 2000 Lorraine
D471262 March 4, 2003 Kozu
6540263 April 1, 2003 Sausner
6908118 June 21, 2005 Fumioka
20020062872 May 30, 2002 Makishima et al.
Foreign Patent Documents
1 265 515 April 1968 DE
D1187399 October 2003 JP
Patent History
Patent number: D520123
Type: Grant
Filed: Sep 22, 2004
Date of Patent: May 2, 2006
Assignee: Nitto Kohki Co., Ltd. (Tokyo)
Inventor: Hiroyuki Kitagawa (Tokyo)
Primary Examiner: Robin Webster
Attorney: Brinks Hofer Gilson & Lione
Application Number: 29/213,783
Classifications
Current U.S. Class: Coupling Or Joint (D23/262)