Patents by Inventor Didier Rolin

Didier Rolin 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).

  • Multistage compressors for pet bottle blowing processes
    Patent number: 9127659
    Abstract: A multistage reciprocating air compressor compresses air to an elevated pressure level discharge with an intermediate pressure level discharge for use in blow molding of PET bottles and similar products. The air compressor has a first, second and third reciprocating piston stages with first, second and third actuators operable in response to respective sensed discharge pressure levels from the discharges to actuate inlet unloading elements.
    Type: Grant
    Filed: August 17, 2011
    Date of Patent: September 8, 2015
    Assignee: Ateliers Francois
    Inventors: Anthony John Kitchener, Didier Rolin
  • MULTISTAGE COMPRESSORS FOR PET BOTTLE BLOWING PROCESSES
    Publication number: 20130149173
    Abstract: A multistage reciprocating air compressor compresses air to an elevated pressure level discharge with an intermediate pressure level discharge for use in blow moulding of PET bottles and similar products. The air compressor has a first, second and third reciprocating piston stages, including respective inlet unloading means, with first, second and third actuating means operable in response to respective sensed discharge pressure levels from the discharges to actuate inlet unloading means. The elevated pressure level discharge being from the third stage and the intermediate pressure level discharge being from an interstage region between at least one of the first and second stages or the second and third stages.
    Type: Application
    Filed: August 17, 2011
    Publication date: June 13, 2013
    Applicant: ATELIERS FRANCOIS
    Inventors: Anthony John Kitchener, Didier Rolin