Patents by Inventor Raymond Lewis McCallum

Raymond Lewis McCallum 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).

  • Patent number: 11338171
    Abstract: The present disclosure relates to an exercise apparatus. More particularly, the present disclosure relates to an apparatus operated by hand which comprises a base upon which extend frame supports for the seat unit, resistance unit, crank unit, and guide unit. Embodiments provide for a crank to be mounted to the base and frame and wherein the crank is connected to first and second actuating rods via a coupling. The actuating rods are slidably connected at one end via a guide pivotally mounted to the frame and have a free end for a user to grip.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: May 24, 2022
    Inventors: Robert Victor Howett, Raymond Lewis McCallum
  • Patent number: 10974095
    Abstract: An exercise apparatus (10) has two wheels (12, 12?) rotatably mounted to a base (14, 14?), spaced apart and each located within a pair of wheel housings (15, 15?), respectively. Pivotably connected to each wheel is a cam (16). Another end of the cam (16) is pivotably connected to a push rod (17) which is pivotably connected to a handle (18) which is rotatably mounted in a housing (20). The pair of handle housings (20) are pivotably and respectively mounted to the pair of cams (16) such that movement of each arm in a vertical plane up or down by operating on the respective handle causes an elliptical rotation of the respective cam relative to the respective wheel (12, 12?).
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: April 13, 2021
    Inventors: Robert Victor Howett, Raymond Lewis McCallum
  • Publication number: 20200276470
    Abstract: An apparatus 200 having a frame 202 forming a base 204 upon which extend first, second and third frame supports 206, 208, 210 for the seat unit 212, resistance unit 214 and crank unit 216, and guide unit 218 respectively
    Type: Application
    Filed: September 14, 2018
    Publication date: September 3, 2020
    Inventors: Robert Victor Howett, Raymond Lewis McCallum
  • Publication number: 20190070457
    Abstract: Exercise apparatus (10) has two wheels (12, 12?) rotatably mounted to a base 14, 14?, spaced apart and each located within a housing (15, 15?) respectively. Pivotably connected to the wheel is a cam (16). The other end of cam 16 is pivotably connected to a push rod (17) which is pivotably connected to a handle (18) which is rotatably mounted in a housing (20). Housing (20) is pivotably mounted to the arm (16) such that movement of the arm in a vertical plane up or down by operating on the handle causes an elliptical rotation of the arm relative to the wheel (12).
    Type: Application
    Filed: March 14, 2017
    Publication date: March 7, 2019
    Inventors: Robert Victor Howett, Raymond Lewis McCallum