Blind chain tensioner

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is an upper side perspective view of the blind chain tensioner of the present design.

FIG. 2 is a front view thereof.

FIG. 3 is a right side view thereof.

FIG. 4 is a left side view thereof.

FIG. 5 is a bottom view thereof.

FIG. 6 is a top view thereof; and,

FIG. 7 is a rear view thereof.

The broken line showing of the blind chain tensioner is for the purpose of illustrating portions of the article and forms no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
D428292 July 18, 2000 Anderson
6792999 September 21, 2004 Cross
D522787 June 13, 2006 Dekker
D591993 May 12, 2009 Chou
D605448 December 8, 2009 Metaxatos
D670120 November 6, 2012 Ng
D671783 December 4, 2012 Graneto, III
8499814 August 6, 2013 Ng
D709714 July 29, 2014 Graneto, III
D771412 November 15, 2016 Ng
D771413 November 15, 2016 Ng
D824238 July 31, 2018 Grasselli
10641040 May 5, 2020 Holt
10648230 May 12, 2020 Holt
D903374 December 1, 2020 Goldberg
D904072 December 8, 2020 Smith
D988754 June 13, 2023 Holt
D1011085 January 16, 2024 Holt
D1014129 February 13, 2024 Hong
D1079760 June 17, 2025 Morgan
D1087657 August 12, 2025 Derk, Jr.
20110035908 February 17, 2011 Chen
20110318087 December 29, 2011 Wen
20140311686 October 23, 2014 Yu
20150121762 May 7, 2015 Chou
20150233179 August 20, 2015 Huang
20150376941 December 31, 2015 Fujita
20190264501 August 29, 2019 Marocco
20200032582 January 30, 2020 Graham
Foreign Patent Documents
229396 April 2024 CA
Other references
  • ZMC Window Covering Supplies, Chain Tensioner with Screws (Patent Pending), 2025, https://www.zmc.ca/products/roller-shade-system/accessories/chain-tensioner-with-screws-patent-pending/ (Year: 2025).
Patent History
Patent number: D1109593
Type: Grant
Filed: Aug 29, 2024
Date of Patent: Jan 20, 2026
Assignee: ZMC Metal Coating Inc. (Woodbridge)
Inventor: Philip Ng (Thornhill)
Primary Examiner: Barbara Fox
Assistant Examiner: Harold E Blackwell, II
Application Number: 29/960,273
Classifications
Current U.S. Class: D6/580