Patents by Inventor Hari Charan R B N Rayadurgam

Hari Charan R B N Rayadurgam 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).

  • Actuator assembly having self-lubricating components
    Patent number: 10794487
    Abstract: An actuator assembly includes a housing, a piston rod, and an end gland. The housing defines a housing bore that extends along a first axis between a first housing end and a second housing end. The piston rod is at least partially disposed within the housing bore. The piston rod defines a piston bore that extends from a first piston end towards a second piston end along the first axis. The end gland has a first end gland surface that engages the piston rod and a second end gland surface that engages the housing bore. The end gland defines a first gland groove that extends from the first end gland surface towards the second end gland surface. The first gland groove is arranged to receive a self-lubricating filler that engages the piston rod. A self-lubricating bushing may also be provided to deposit a lubricant into the piston bore.
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: October 6, 2020
    Assignee: HAMILTON SUNSTRAND CORPORATION
    Inventors: Rajasekaran Janakiraman, Hari Charan R B N Rayadurgam
  • ACTUATOR ASSEMBLY HAVING SELF-LUBRICATING COMPONENTS
    Publication number: 20190154150
    Abstract: An actuator assembly includes a housing, a piston rod, and an end gland. The housing defines a housing bore that extends along a first axis between a first housing end and a second housing end. The piston rod is at least partially disposed within the housing bore. The piston rod defines a piston bore that extends from a first piston end towards a second piston end along the first axis. The end gland has a first end gland surface that engages the piston rod and a second end gland surface that engages the housing bore. The end gland defines a first gland groove that extends from the first end gland surface towards the second end gland surface. The first gland groove is arranged to receive a self-lubricating filler that engages the piston rod. A self-lubricating bushing may also be provided to deposit a lubricant into the piston bore.
    Type: Application
    Filed: October 19, 2018
    Publication date: May 23, 2019
    Inventors: Rajasekaran Janakiraman, Hari Charan R B N Rayadurgam