Propeller

- Sharrow Engineering LLC

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Description

FIG. 1 is a perspective view of a propeller, showing my new design.

FIG. 2 is a front elevation view thereof.

FIG. 3 is a rear elevation view thereof.

FIG. 4 is a right side elevation view thereof.

FIG. 5 is a left side elevation view thereof.

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in FIGS. 1-7 represent portions of the propeller that form no part of the claimed design.

Claims

I claim the ornamental design for a propeller, as shown and described.

Referenced Cited
U.S. Patent Documents
D223218 March 1972 Martens
4802872 February 7, 1989 Stanton
D419669 January 25, 2000 Shinshi
D432621 October 24, 2000 Etschel
D539413 March 27, 2007 Parker
D560154 January 22, 2008 Aplin, Jr.
D561690 February 12, 2008 Schaap
D728442 May 5, 2015 Hawkins
D745448 December 15, 2015 Hawkins
D750211 February 23, 2016 Arai
D903573 December 1, 2020 Shima
D907083 January 5, 2021 Loman
20170267323 September 21, 2017 Sharrow
Foreign Patent Documents
D218408-001 January 2022 WO
D218409-001 January 2022 WO
D218412-001 January 2022 WO
Other references
  • Sharrow MX-1: This tipless propeller could be be top of the props, available in MBY.com, announced Year 2020 [online], [site visited Aug. 3, 2022], Internet URL: https://www.mby.com/gear/sharrow-mx-1-tipless-propeller-110120.
  • Toroidal propellers: A noise-killing game changer in air and water, available in NewAtlas.com, announced Year 2023 [online], [site visited Jun. 29, 2023], Internet URL: https://newatlas.com/aircraft/toroidal-quiet-propellers/.
  • A Breakthrough In Propulsion, available in BoatUS.com, announced Year 2020 [online], [site visited Jun. 29, 2023], Internet URL: https://www.boatus.com/expert-advice/expert-advice-archive/2020/august/a-breakthrough-in-propulsion.
Patent History
Patent number: D1014391
Type: Grant
Filed: Dec 2, 2022
Date of Patent: Feb 13, 2024
Assignee: Sharrow Engineering LLC (Shelby Township, MI)
Inventor: Gregory C. Sharrow (Grosse Pointe Park, MI)
Primary Examiner: Darlington Ly
Assistant Examiner: D. Ryan Tisdale
Application Number: 29/861,793
Classifications
Current U.S. Class: Propeller (D12/214)