Patents by Inventor Jan MARVAN

Jan MARVAN 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).

  • Connecting device of elastic exercise cord with straps
    Patent number: 9835227
    Abstract: The present invention involves a connecting device of elastic exercise cord with straps, which comprises a hollow body (12) provided by a through-made channel (13) with an upper opening (14) and a lower opening (15), wherein into the upper opening (14) arms (7,8) of a strap (3) are introduced first by its upper section (9), these arms (7,8) are passed through the channel (13) and bended over the edge of the lower opening (15) about 180° and the arms (7,8) are arranged along outer surface of the hollow body (12) up to the outer edge of the upper opening (14), wherein above the upper opening (14) the lower sections (10) of the arms (7,8) of the strap (3) are joined with upper section (9) to one joint, wherein the hollow body (12) with above mentioned arrangement of arms (7,8) is arranged in the cavity (16) of the tubing core (2) and this joint of the lower sections (10) of arms (7,8) of the strap (3) with upper sections (9) is together with the tubing core (2) provided by a collet (17) and the outer surface of
    Type: Grant
    Filed: May 15, 2017
    Date of Patent: December 5, 2017
    Assignee: KRANKFITNESS S.R.O.
    Inventors: Jan Marvan, Tomas Sara
  • CONNECTING DEVICE OF ELASTIC EXERCISE CORD WITH STRAPS
    Publication number: 20170248193
    Abstract: The present invention involves a connecting device of elastic exercise cord with straps, which comprises a hollow body (12) provided by a through-made channel (13) with an upper opening (14) and a lower opening (15), wherein into the upper opening (14) arms (7,8) of a strap (3) are introduced first by its upper section (9), these arms (7,8) are passed through the channel (13) and bended over the edge of the lower opening (15) about 180° and the arms (7,8) are arranged along outer surface of the hollow body (12) up to the outer edge of the upper opening (14), wherein above the upper opening (14) the lower sections (10) of the arms (7,8) of the strap (3) are joined with upper section (9) to one joint, wherein the hollow body (12) with above mentioned arrangement of arms (7,8) is arranged in the cavity (16) of the tubing core (2) and this joint of the lower sections (10) of arms (7,8) of the strap (3) with upper sections (9) is together with the tubing core (2) provided by a collet (17) and the outer surface of
    Type: Application
    Filed: May 15, 2017
    Publication date: August 31, 2017
    Inventors: Jan MARVAN, Tomas SARA
  • CONNECTING DEVICE OF ELASTIC EXERCISE CORD WITH STRAPS
    Publication number: 20160067543
    Abstract: The present invention involves a connecting device of elastic exercise cord with straps, which comprises a hollow body (12) provided by a through-made channel (13) with an upper opening (14) and a lower opening (15), wherein into the upper opening (14) arms (7,8) of a strap (3) are introduced first by its upper section (9), these arms (7,8) are passed through the channel (13) and bended over the edge of the lower opening (15) about 180° and the arms (7,8) are arranged along outer surface of the hollow body (12) up to the outer edge of the upper opening (14), wherein above the upper opening (14) the lower sections (10) of the arms (7,8) of the strap (3) are joined with upper section (9) to one joint, wherein the hollow body (12) with above mentioned arrangement of arms (7,8) is arranged in the cavity (16) of the tubing core (2) and this joint of the lower sections (10) of arms (7,8) of the strap (3) with upper sections (9) is together with the tubing core (2) provided by a collet (17) and the outer surface of
    Type: Application
    Filed: September 8, 2014
    Publication date: March 10, 2016
    Inventors: Jan MARVAN, Tomas SARA