Patents by Inventor Joshua J. Angell

Joshua J. Angell has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Active air spring
    Patent number: 11173982
    Abstract: An active air spring regulates and controls compression and rebound travel, speed, and shock position by modulating internal pressures in an air bag and/or air cylinder in real time by varying the internal volume of discrete air reservoirs in fluid connection with one another as controlled by valves, venting, and self-pressurization.
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: November 16, 2021
    Inventor: Joshua J. Angell
  • ACTIVE AIR SPRING
    Publication number: 20190039680
    Abstract: An active air spring regulates and controls compression and rebound travel, speed, and shock position by modulating internal pressures in an air bag and/or air cylinder in real time by varying the internal volume of discrete air reservoirs in fluid connection with one another as controlled by valves, venting, and self-pressurization.
    Type: Application
    Filed: August 6, 2018
    Publication date: February 7, 2019
    Inventor: Joshua J. Angell
  • Quick adjusting saddle locator
    Patent number: 4580835
    Abstract: A quick adjusting saddle locator for a bicycle including a quick release saddle post holding element and an external spring urging the saddle assembly toward an upper position when the saddle is released with a stop establishing a pre-set lower position and a pre-set upper position being established by the maximum expansion of the spring.
    Type: Grant
    Filed: April 2, 1984
    Date of Patent: April 8, 1986
    Inventors: Joshua J. Angell, Joseph T. Breeze