Patents by Inventor Heinrich Wölfle

Heinrich Wölfle 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).

  • Balance spring with rhomboidal cross-section for a mechanical movement of a watch, and method for producing the balance spring
    Patent number: 11397409
    Abstract: The present invention relates to a balance spring for a mechanical movement of a watch, wherein the balance spring is embodied as a spiral spring and has a winding cross section. It is provided according to the invention that the winding cross section of the spiral spring is in the shape of a rhombus, wherein the rhombus has four sides, two first corners with a first internal angle, two second corners with a second internal angle, a first diagonal, connecting the two first corners to one another, and a second diagonal, connecting the two second corners to one another, the first diagonal being shorter than the second diagonal, and the first internal angle being larger than the second internal angle.
    Type: Grant
    Filed: June 19, 2018
    Date of Patent: July 26, 2022
    Assignee: MAXON INTERNATIONAL AG
    Inventors: Heinrich Wölfle, Bruno Schindler, Michael Streicher
  • BALANCE SPRING WITH RHOMBOIDAL CROSS-SECTION FOR A MECHANICAL MOVEMENT OF A WATCH, AND METHOD FOR PRODUCING THE BALANCE SPRING
    Publication number: 20200192293
    Abstract: The present invention relates to a balance spring for a mechanical movement of a watch, wherein the balance spring is embodied as a spiral spring and has a winding cross section. It is provided according to the invention that the winding cross section of the spiral spring is in the shape of a rhombus, wherein the rhombus has four sides, two first corners with a first internal angle, two second corners with a second internal angle, a first diagonal, connecting the two first corners to one another, and a second diagonal, connecting the two second corners to one another, the first diagonal being shorter than the second diagonal, and the first internal angle being larger than the second internal angle.
    Type: Application
    Filed: June 19, 2018
    Publication date: June 18, 2020
    Inventors: Heinrich Wölfle, Bruno Schindler, Michael Streicher