Tension Patents (Class 213/42)
  • Patent number: 11453420
    Abstract: An absorbing apparatus includes a shock-absorbing unit that includes a front plate, a rear plate and a shock-absorbing core arranged between the front plate and the rear plate. The apparatus also includes a base connected to the rear plate of the shock-absorbing unit and having a rear plate, and a side shield surrounding at least partially the shock-absorbing core. One end of the side shield is connected to the front plate or the rear plate of the shock-absorbing unit, while the other end of the side shield is spaced-apart from the other of the front plate or the rear plate of the shock-absorbing unit. The base includes an energy absorbing element connected to the rear plate of the shock-absorbing unit and mounted in the rear plate of the base, while the rear plate of the base includes a cutting unit for cutting a surface of the energy absorbing element.
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: September 27, 2022
    Assignee: Axtone S.A
    Inventor: Grzegorz Zurawski
  • Patent number: 9739398
    Abstract: Disclosed is a method of assembling a roller assembly that can include mounting a pedestal on a base of the roller assembly such that the pedestal is movable relative to the base; and fixably positioning a roller relative to the pedestal such that the roller is movable axially relative to the base.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: August 22, 2017
    Assignee: Anvil International, LLC
    Inventor: Carlos Costa
  • Patent number: 9546745
    Abstract: A roller assembly comprises a base; a pedestal movably positioned on the base; and a roller fixably positioned relative to the pedestal and movable axially relative to the base. A method of assembling a roller assembly comprises mounting a pedestal on a base of the roller assembly such that the pedestal is movable relative to the base; and fixably positioning a roller relative to the pedestal such that the roller is movable axially relative to the base.
    Type: Grant
    Filed: April 13, 2015
    Date of Patent: January 17, 2017
    Assignee: Mueller International, LLC
    Inventor: Carlos Costa
  • Patent number: 4118020
    Abstract: A spring assembly and a method of assembly therefor are provided wherein one or more longitudinal coil springs are retained between two end caps. Each end cap receives a hollow pin, each pin extending axially inwardly therefrom and abutting the other pin. The pins include axially aligned threaded throughbores which receive a threaded stud whereby the pins are maintained in abutting relation. The spring assembly is assembled by means of assembly tools which serve to rotate the pins to allow the stud to be received therein and to space the stud within the pins.
    Type: Grant
    Filed: August 10, 1977
    Date of Patent: October 3, 1978
    Assignee: Caterpillar Tractor Co.
    Inventor: Allen D. Myers