The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 22, 2022
Filed:
Aug. 27, 2021
Robert M Kramer, Irving, TX (US);
Robert M Kramer, Irving, TX (US);
Other;
Abstract
A self adjusting variable pitch aircraft propeller assembly includes a mount, hub assembly and propeller. The mount has a threaded shaft and a slot. The hub assembly has a front hub and a rear hub, both the front hub and the rear hub have a hole for passage of the shaft. The propeller seats within the hub assembly and selectively rotates automatically in the hub assembly and the RPM of the engine increases and decreases. The propeller has a pin that is coupled to a sled in a slot of the mount. A spring and a nut are configured to be coupled around the threaded shaft with the spring between the hub assembly and the nut. The hub assembly is configured to translate along the mount in accordance with a speed of rotation of the hub assembly.