USD977568S1 - Universal gyroscopic precession indicator - Google Patents

Universal gyroscopic precession indicator Download PDF

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Publication number
USD977568S1
USD977568S1 US29/843,779 US202229843779F USD977568S US D977568 S1 USD977568 S1 US D977568S1 US 202229843779 F US202229843779 F US 202229843779F US D977568 S USD977568 S US D977568S
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universal
indicator
gyroscopic precession
design
gyroscopic
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US29/843,779
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J. T. Rethke
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Individual
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FIG. 1 is a top front perspective view of a universal gyroscopic precession indicator attached to a model airplane in accordance with the claimed design;
FIG. 2 is a top front perspective view of the design of FIG. 1 ;
FIG. 3 is a front elevation view of the design of FIG. 1 , including indicators illustrating a counter-clockwise propeller rotation (e.g., typical of a British or Russian built aircraft);
FIG. 4 is a rear elevation view of the design of FIG. 1 , including indicators illustrating a clockwise propeller rotation (e.g., typical of an American built aircraft);
FIG. 5 is a side elevation view of the design of FIG. 1 (e.g., as shown in a typical handheld configuration) including a disclaimed eye bolt extending through and normal to the universal gyroscopic precession indicator; and,
FIG. 6 is a top front perspective view of the design of FIG. 5 (e.g., as shown in a typical handheld configuration).
The side elevation view shown in FIG. 5 is representative of all sides (e.g., left side, right side, top plan, and bottom plan) of the claimed design.
The dash-dash broken lines in the figures represent unclaimed subject matter and form no part of the claimed design.

Claims (1)

    CLAIM
  1. The ornamental design for a universal gyroscopic precession indicator, as shown and described.
US29/843,779 2022-06-23 2022-06-23 Universal gyroscopic precession indicator Active USD977568S1 (en)

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US29/843,779 USD977568S1 (en) 2022-06-23 2022-06-23 Universal gyroscopic precession indicator

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US29/843,779 USD977568S1 (en) 2022-06-23 2022-06-23 Universal gyroscopic precession indicator

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USD977568S1 true USD977568S1 (en) 2023-02-07

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1934464A (en) * 1930-08-27 1933-11-07 Morton J Helper Aeroplane flying teaching apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1934464A (en) * 1930-08-27 1933-11-07 Morton J Helper Aeroplane flying teaching apparatus

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
Cutler, "Left-Turning Tendencies Explained: Why Your Plane Pulls Left During Takeoff", Sep. 14, 2021, Boldmethod LLC, Boulder, Colorado, 11 pages. Available online at https://www.boldmethod.com/learn-to-fly/aerodynamics/why-you-need-right-rudder-on-takeoff-to-stay-on-the-centerline-ground-roll/#:˜:text=During%20takeoff%2C%20air%20accelerated%20behind,making%20the%20aircraft%20yaw%20left. Obtained from the internet Jun. 17, 2022.
Definition, "Gyroscopic Effect", Quora online search engine, 1 page. No date known, believed to be available as early as Jun. 6, 2022.
Machado, "Rod Machado's Private Pilot Handbook: The Ultimate Pilot Book", Jan. 1, 1997, Aviation Speaker's Bureau, San Clemente, California, Cover, pp. E29, E30, and E36.
Twombly, "Technique—Left Turning Tendencies", Oct. 5, 2014, Flight Training, AOPA (Aircraft Owners and Pilots Association), Frederick, Maryland, 3 pages. Available online at https://www.aopa.org/news-and-media/all-news/2014/october/flight-training-magazine/technique—left-turning-tendencies. Retrieved from the internet Jun. 17, 2022.

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