Air operated cargo loading system

• US 3,209,929 A
• Filed: 12/23/1960
• Issued: 10/05/1965
• Est. Priority Date: 12/23/1960
• Status: Expired due to Term

• Current Assignee: Paul L. Smith, Thorvald K. Petersen
• Original Assignee: Paul L. Smith, Thorvald K. Petersen
• Inventors: Petersen, Thorvald K., Smith, Paul L.
• Application Number:
  US04/077,978
• Time in Patent Office: 1,747 Days
• US Class Current: 414/676
• CPC Class Codes: B60V 3/025 co-operating with a flat surface, e.g. transporting loads on platforms
• CPC Class Codes: B64C 1/22 Other structures integral with fuselages to facilitate loading , e.g. cargo bays, cranes
• CPC Class Codes: B64D 9/00 Equipment for handling freight; Equipment for facilitating passenger embarkation or the like emergency equipment B64D17/00, B64D19/00, B64D25/00; structures integral with fuselage to facilitate loading, fuselage floors specially adapted for freight, steps mounted on and retractable within aircraft B64C; ground installations B64F

Claims

1. A CARGO HANDLING SYSTEM COMPRISING:

A VEHICLE WITH A SUBSTANTIALLY HOLLOW BODY HAVING A CARGO SPACE, SAID BODY INCLUDING A SUBSTANTIALLY HORIZONTAL FLOOR;

AN UPRIGHT, GENERALLY RECTANGULAR CONTAINER HAVING A LOWER FACE, TOP FACE, SIDE FACES, AND SOLID FRONT AND REAR VERTICAL FACES;

RESILIENT PAD MEANS ON SAID LOWER FACE OF SAID CONTAINER, SAID CONTAINER DISPOSED ON SAID FLOOR AND SUBSTANTIALLY FILLING THE CROSS-SECTIONAL DIMENSION OF SAID CARGO SPACE;

AT LEAST ONE RESILIENTLY COMPRESSIBLE SEAL EXTENDING GENERALLY TRANSVERSELY OF SAID CONTAINER ABOUT ITS SIDE AND TOP FACES, THE PORTION EXTENDING ABOUT SAID TOP FACE POSITIONED SO AS TO MAINTAIN AN AIR-TIGHT SEAL WITH SAID CARGO SPACE WHEN SAID LOWER FACE OF SAID CONTAINER IS APPROXIMATELY SEVERAL HUNDREDTHS INCH ABOVE THE FLOOR OF SAID CARGO SPACE AIR COMPRESSOR MEANS MOUNTED ON SAID VEHICLE FOR ESTABLISHING AN AIR PRESSUREW DIFFERENTIAL ON SAID FRONT AND REAR VERTICAL FACES OF SAID CONTAINER SO AS TO URGE SAID CONTAINER LONGITUDINALLY ALONG THE INTERIOR OF SAID BODY;

SPRING BIASED CONTACT VALVE MEANS LOCATED IN SAID FLOOR FOR ESTABLISHING AN AIR FILM BETWEEN THE LOWER FACE OF SAID CONTAINER AND SAID FLOOR FOR REDUCING THE SLIDING FRICTION BETWEEN SAID CONTAINER AND SAID FLOOR, SAID VALUE MEANS BEING IN COMMUNICATION WITH SAID AIR COMPRESSOR MEANS;

AND MEANS FOR CONTROLLING THE FLOW OF AIR, SAID MEANS LOCATED ADJACENT THE FORWARD AND REARWARD PORTIONS OF SAID BODY.