Wheel type chair-beds for invalids and patients

• US 3,406,772 A
• Filed: 08/24/1966
• Issued: 10/22/1968
• Est. Priority Date: 09/02/1965
• Status: Expired due to Term

• Current Assignee: Adolf Ahrent Gustav, Gunnar Tell Karl
• Original Assignee: Adolf Ahrent Gustav, Gunnar Tell Karl
• Inventors: ADOLF AHRENT GUSTAV, GUNNAR TELL KARL
• Application Number:
  US04/574,606
• Time in Patent Office: 790 Days
• US Class Current: 180/9.23
• CPC Class Codes: A61G 5/006 convertible to stretchers or beds
• CPC Class Codes: A61G 5/061 for climbing stairs
• CPC Class Codes: A61G 5/066 with endless belts
• CPC Class Codes: A61G 5/1002 with toilet facilities room closets, night chairs A47K11/04
• CPC Class Codes: A61G 5/1059 adjusting the height of the seat
• CPC Class Codes: A61G 5/128 for feet
• CPC Class Codes: A61G 5/14 Standing-up or sitting-down aids
• CPC Class Codes: A61G 7/002 having adjustable mattress frame
• CPC Class Codes: Y10S 297/10 Occupant-arising assist

Claims