Patents by Inventor Anis M. Rahman

Anis M. Rahman 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).

  • Pilot operated valve
    Patent number: 9097360
    Abstract: A valve for a refrigeration system includes a valve body having an inlet port, an outlet port, and walls forming a main cavity. The valve also includes a cartridge that resides within the main cavity and having a piston configured to travel in a first direction to permit fluid flow from the inlet port to the outlet port and in a second direction to impede fluid flow from the inlet port to the outlet port and a port plate configured to removably couple to the valve body to substantially close an end of the main cavity substantially enclosing the cartridge within the main cavity, the port plate including a plurality of ports, each port configured to accept at least one of various valve control elements configured to control the piston to permit or impede the fluid flow from the inlet port to the outlet port.
    Type: Grant
    Filed: April 3, 2013
    Date of Patent: August 4, 2015
    Assignee: Parker-Hannifin Corporation
    Inventors: Steve Mesner, Anis M. Rahman, Srinivasu N. V. S. Jalluri, Brian D. Marshall
  • PILOT OPERATED VALVE
    Publication number: 20150192216
    Abstract: A valve for a refrigeration system includes a valve body having an inlet port, an outlet port, and walls forming a main cavity. The valve also includes a cartridge that resides within the main cavity and having a piston configured to travel in a first direction to permit fluid flow from the inlet port to the outlet port and in a second direction to impede fluid flow from the inlet port to the outlet port and a port plate configured to removably couple to the valve body to substantially close an end of the main cavity substantially enclosing the cartridge within the main cavity, the port plate including a plurality of ports, each port configured to accept at least one of various valve control elements configured to control the piston to permit or impede the fluid flow from the inlet port to the outlet port.
    Type: Application
    Filed: April 3, 2013
    Publication date: July 9, 2015
    Inventors: Steve Mesner, Anis M. Rahman, Srinivasu N.V.S. Jalluri, Brian D. Marshall
  • Boiler
    Patent number: D931429
    Type: Grant
    Filed: January 11, 2019
    Date of Patent: September 21, 2021
    Assignee: The Marley Company LLC
    Inventors: Daniel Karch, Owen Cunningham, Roger S. Anthony, Anis M. Rahman, Dave DeVries, Mike P. Boyd, Ross Brinkman, Clifford Krapfl, Johanna Frerichs