Oscillatory compressor

• US 2,961,149 A
• Filed: 05/14/1957
• Issued: 11/22/1960
• Est. Priority Date: 05/14/1957
• Status: Expired due to Term

• Current Assignee: Robert R. Hull
• Original Assignee: Robert R. Hull
• Inventors: Hull, Robert R.
• Application Number:
  US03/658,988
• Time in Patent Office: 1,288 Days
• US Class Current: 417/312
• CPC Class Codes: F04B 35/045 using solenoids
• CPC Class Codes: F04B 39/102 the members being disc valves
• CPC Class Codes: F04B 45/045 with in- or outlet valve arranged in the plate-like pumping flexible members
• CPC Class Codes: F04B 45/047 Pumps having electric drive

Claims