Patents by Inventor Stephen Richard Harris

Stephen Richard Harris 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).

  • Gyratory crusher with self-aligning mainshaft features and method of assembly thereof
    Patent number: 11850600
    Abstract: The disclosure relates to novel components of a gyratory crusher (1) which aim to promote self-alignment of a mainshaft assembly (2) upon introduction of the mainshaft assembly (2) into the gyratory crusher (1) by lowering the mainshaft assembly (2) from above the gyratory crusher (1) into the gyratory crusher (1). The novel components may include a dust bonnet (9) having a plurality of guides (15), an end plate (32) having a lower alignment chamfer (36), and/or a counterweight (13) having an alignment chamfer (41). Each of the novel components may be configured to bias a lower mainshaft (26) of the mainshaft assembly (2) of the gyratory crusher (1) into concentric alignment with a bore (56) of the eccentric (11) or eccentric liner (12).
    Type: Grant
    Filed: September 9, 2021
    Date of Patent: December 26, 2023
    Inventors: William George Malone, Stephen Richard Harris
  • GYRATORY CRUSHER WITH SELF-ALIGNING MAINSHAFT FEATURES AND METHOD OF ASSEMBLY THEREOF
    Publication number: 20230330681
    Abstract: The disclosure relates to novel components of a gyratory crusher (1) which aim to promote self-alignment of a mainshaft assembly (2) upon introduction of the mainshaft assembly (2) into the gyratory crusher (1) by lowering the mainshaft assembly (2) from above the gyratory crusher (1) into the gyratory crusher (1). The novel components may include a dust bonnet (9) having a plurality of guides (15), an end plate (32) having a lower alignment chamfer (36), and/or a counterweight (13) having an alignment chamfer (41). Each of the novel components may be configured to bias a lower mainshaft (26) of the mainshaft assembly (2) of the gyratory crusher (1) into concentric alignment with a bore (56) of the eccentric (11) or eccentric liner (12).
    Type: Application
    Filed: September 9, 2021
    Publication date: October 19, 2023
    Inventors: William George Malone, Stephen Richard Harris