Roller blind tensioner

- ZMC METAL COATING INC.
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Description

FIG. 1 is an upper side perspective view of a roller blind tensioner;

FIG. 2 is a front view of a roller blind tensioner;

FIG. 3 is a right end view of a roller blind tensioner;

FIG. 4 is a left end view of a roller blind tensioner;

FIG. 5 is a bottom view of a roller blind tensioner;

FIG. 6 is a top view of a roller blind tensioner; and,

FIG. 7 is a back view of a roller blind tensioner.

Any broken lines shown in the drawings depict portions of the roller blind tensioner that form no part of the claimed design.

Claims

The ornamental design for a roller blind tensioner, as shown and described.

Referenced Cited
U.S. Patent Documents
161407 March 1875 Hall
2338658 January 1944 Morehouse
2373300 April 1945 Ellinwood
2379893 July 1945 Ellinwood
4844379 July 4, 1989 Umehara
4909297 March 20, 1990 Koller et al.
D429588 August 22, 2000 Smederod
6792999 September 21, 2004 Cross et al.
D591993 May 12, 2009 Chou
D602763 October 27, 2009 Peterson et al.
D637855 May 17, 2011 Patel
D671783 December 4, 2012 Graneto, III
8499814 August 6, 2013 Ng
Patent History
Patent number: D771413
Type: Grant
Filed: Sep 5, 2014
Date of Patent: Nov 15, 2016
Assignee: ZMC METAL COATING INC. (Woodbridge, Ontario)
Inventor: Philip Ng (Thornill)
Primary Examiner: Karen S Acker
Assistant Examiner: Wendy Arminio
Application Number: 29/501,613
Classifications
Current U.S. Class: D6/580