Patents Assigned to DELTA AND SIERRA HOLDINGS, LLC
  • APU cleaning system and method
    Patent number: 10703510
    Abstract: A system and method of cleaning an aircraft APU entails positioning an elevated platform beneath the APU compartment, suspending a curtain from the doors of the APU compartment, positioning a basin beneath the curtain, attaching the curtain to the basin and pressure washing the APU or a portion thereof with steam and/or hot water. Runoff collected in the basin is transferred to a storage container for industrial wastewater treatment.
    Type: Grant
    Filed: April 11, 2018
    Date of Patent: July 7, 2020
    Assignee: DELTA AND SIERRA HOLDINGS, LLC
    Inventors: David Allen, Joseph S. Showalter, II
  • APU CLEANING SYSTEM AND METHOD
    Publication number: 20190315491
    Abstract: A system and method of cleaning an aircraft APU entails positioning an elevated platform beneath the APU compartment, suspending a curtain from the doors of the APU compartment, positioning a basin beneath the curtain, attaching the curtain to the basin and pressure washing the APU or a portion thereof with steam and/or hot water. Runoff collected in the basin is transferred to a storage container for industrial wastewater treatment.
    Type: Application
    Filed: April 11, 2018
    Publication date: October 17, 2019
    Applicant: DELTA AND SIERRA HOLDINGS, LLC
    Inventors: David Allen, Joseph S. Showalter, II